ERJ-2RKF2371X [IDT]

DPD Demodulator for PA Linearization;
ERJ-2RKF2371X
型号: ERJ-2RKF2371X
厂家: INTEGRATED DEVICE TECHNOLOGY    INTEGRATED DEVICE TECHNOLOGY
描述:

DPD Demodulator for PA Linearization

光电二极管
文件: 总25页 (文件大小:1356K)
中文:  中文翻译
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IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
FEATURES (I OR Q PATH)  
GENERAL DESCRIPTION  
Wide flat performance IF BW  
Wide RF and LO BWs (~ 1.6 GHz)  
Ideal for Multi-Carrier Systems  
Drives ADC directly  
Ultra linear +41 dBm IP3O  
Low Noise Figure  
Excellent ACLR performance  
200 Ω output impedance  
Fully integrated DPD demodulator  
6x6 36 pin package  
Standby Mode w/Fast Recovery  
ICC: 275 mA  
This document describes the specification for the  
IDTF1370 Digital Pre-Distortion Demodulator for PA  
linearization. This series of devices is offered in 2  
variants to cover common UTRA bands. See part  
number matrix below for additional detail.  
COMPETITIVE ADVANTAGE  
In typical basestation transmitters digital pre-distortion is  
employed to improve the Transmitter performance. The  
signal coming out of the PA is sampled and the incoming  
Tx chain I&Q data is pre-distorted to counteract the  
distortion inherent in the PA. The PA signal is adjusted  
via a digital step attenuator to a lower level and then  
sub-sampled at an IF frequency of ~200 MHz which  
necessitates the need for a highly linear demodulator to  
downmix to quadrature IF from the Transmit frequency.  
By sampling IF_I and IF_Q independently and then  
digitally combining these signals, an effective doubling of  
the sample rate can be achieved. Any distortion in this  
path will degrade the performance of the DPD algorithm.  
By utilizing an ultra-linear demodulator w/integrated DSA  
such as the IDTF1370, the ACLR and/or power  
DEVICE BLOCK DIAGRAM  
CSb SDI CLK  
SPI  
DEC  
IFI  
SPLIT  
STBY  
ISET  
Bias  
Control  
2
90O  
.
IBIAS  
consumption of the full Tx system can be improved  
significantly.  
RFIN_Y  
RFIN_X  
IFQ  
DPD full path ACLR: 1 dB  
Icc: DPD function Power  
Consumption 40%  
LOIN  
RF VCO  
Zero-DistortionTM Demod  
eliminates 2 IF amps  
Integrates 2 BPFs, 2 Baluns,  
SPDT RF switch  
ORDERING INFORMATION  
Glitch-FreeTM gain control  
Omit IDT  
0.8 mm height  
package  
Tape &  
Reel  
TM  
Glitch-FreeTM  
prefix  
PART# MATRIX  
IDTF1370NBGI8  
Part#  
F1320  
F1370  
RF range  
550 - 1150  
1300 - 2900  
UTRA  
bands  
IF freq  
range  
Typ.  
Gain  
Injection  
RF product Line  
Green Industrial  
5,6,8,12,13,  
14,17  
High Side  
or Low Side  
Temp range  
20 - 350  
12.5  
1,2,3,4,9,10  
7,21, 24, 38  
High Side  
or Low Side  
20 - 500  
12.5  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
1
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
ABSOLUTE MAXIMUM RATINGS  
PRELIMINARY DATASHEET  
VCC to GND  
SW_Latch, DATA, CSb, CLK  
STBY  
-0.3V to +5.5V  
0V to 3.6V  
0V to VCC  
IF_I+, IF_I-, IF_Q+, IF_Q-  
LO_IN  
RF_INX, RF_INY  
IF_BiasI, IF_BiasQ to GND  
LO_ADJ to GND  
RF Input Power (Into RFIN_X or RFIN_Y)  
Continuous Power Dissipation  
θJA (Junction Ambient)  
1V to (Vcc + 0.3V)  
-0.3V to +0.3V  
-0.3V to +0.3V  
-0.3V to +1.2V  
2.1V to 4.0V  
+27 dBm  
2.5W  
+40°C/W  
θJC (Junction Case) The Case is defined as the exposed paddle  
Operating Temperature Range (Case Temperature)  
Maximum Junction Temperature  
Storage Temperature Range  
Moisture Sensitivity Level  
Lead Temperature (soldering, 10s)  
+3°C/W  
TC = -40°C to +105°C  
150°C  
-65°C to +150°C  
1
+260°C  
Stresses above those listed above may cause permanent damage to the device. Functional operation of the  
device at these or any other conditions above those indicated in the operational section of this specification is  
not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.  
ESD Caution  
This product features proprietary protection circuitry. However, it may be damaged if  
subjected to high energy ESD. Please use proper ESD precautions when handling to  
avoid damage or loss of performance.  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
2
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
IDTF1370 SPECIFICATION  
PRELIMINARY DATASHEET  
Specifications apply at VCC = +5.0V, TC = 25C, FRF = 2100 MHz, FLO = 2300 MHz, Gain = GMAX, PLO = 0 dBm, TC= +25°C, STBY = GND  
unless otherwise noted. Full Lineup measured through to I or Q path. IF Transformers and RF input trace losses de-embedded.  
Parameter  
Comment  
Symbol  
VIH  
min  
2.3  
typ  
max  
units  
For STBY, DATA, CSb, CLK, SW_Latch  
For STBY, DATA, CSb, CLK, SW_Latch  
VH = 2.3V, VL = 0V  
Logic Input High  
Logic Input Low  
Logic Current  
V
VIL  
0.5  
V
IIH, IIL  
-120  
+100  
μA  
4.75 to  
5.25  
Supply Voltage(s)  
All VCC (operating range)  
VCC  
V
Temperature Range  
Supply Current  
Operating Range  
Total VCC  
TCASE  
ISUPP  
ISTBY  
FRF  
-40  
+105  
325  
40  
degC  
mA  
275  
30  
Supply Current  
Standby Mode: STBY > VIH  
Sets LO freq range  
Sets LO freq range  
mA  
RF Freq Range  
1450  
100  
2700  
300  
MHz  
MHz  
IF center Freq Range  
FIF  
.
.
.
.
Measure Gain at I&Q  
Gain setting = GMAX  
FLO = 1800 MHz, 2920 MHz  
Gain Delta < 2.5 dB  
Oversample RF Range  
Oversample IF Range  
FRFD  
1300  
20  
2900  
500  
MHz  
MHz  
.
.
.
.
Measure Gain at I&Q  
Gain setting = GMAX  
FIFD  
FLO = 1800 MHz, 2920 MHz  
Gain Delta < 2.5 dB  
.
.
.
.
.
RF Freq = 2100 MHz  
IP3O > +38 dBm  
From RF_INX to I+,I- & Q+,Q-  
Pin = -11 dBm/Tone;  
Gain setting = GMAX  
IF Linearity BW  
RF Linearity BW  
IFLIN  
100  
300  
MHz  
MHz  
.
.
.
.
.
IF Freq = 200 MHz  
IP3O > +39 dBm  
From RF_INX to I+,I- & Q+,Q-  
Pin = -11 dBm/Tone  
Gain setting = GMAX  
RFLIN  
1600  
1400  
2700  
2900  
.
Operating Range  
LO Freq Range  
FLO  
PLO  
ZRF  
ZIF  
MHz  
dBm  
Ω
LO Power  
-3 to +3  
50  
RF Input Impedance  
IF Output Impedance  
LO port Impedance  
Single Ended (RL > 10 dB)  
Differential (RL > 10 dB)  
Single Ended (RL > 10 dB)  
200  
50  
Ω
ZLO  
Ω
.
.
.
From RF_INX to I+,I- & Q+,Q-  
Gain setting = GMAX  
Pin = -11 dBm  
Gain maximum  
GMAX  
GMAX_LSLO  
GMIN  
10.81  
-13.5  
12.5  
12.7  
-12.8  
13.8  
-12  
dB  
dB  
dB  
.
.
.
.
.
From RF_INX to I+,I- & Q+,Q-  
Gain setting = GMAX  
Pin = -11 dBm  
Gain maximum Low  
Side Injection  
RF = 2000MHz  
LO = 1800MHz  
.
.
.
From RF_INX to I+,I- & Q+,Q-  
Gain setting = GMIN  
Pin = +14 dBm  
Gain minimum  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
3
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
IDTF1370 SPECIFICATION - CONTINUED  
PRELIMINARY DATASHEET  
Specifications apply at VCC = +5.0V, TC = 25C, FRF = 2100 MHz, FLO = 2300 MHz, Gain = GMAX, PLO = 0 dBm, TC= +25°C, STBY = GND  
unless otherwise noted. Full Lineup measured through to I or Q path. IF Transformers and RF input trace losses de-embedded.  
Parameter  
Comment  
Symbol  
min  
typ  
max  
units  
.
.
From RF_INX to I+,I- & Q+,Q-  
Gain setting = GMAX  
Noise Figure  
NF  
17.4  
dB  
.
.
.
.
Measured at I+,I- and Q+,Q-  
PIN = -11 dBm per tone  
5 MHz Tone Separation  
Gain setting = GMAX  
41  
Output IP3 GMAX  
IP3MAX  
36  
dBm  
.
.
.
.
Measured at I+,I- and Q+,Q-  
PIN = +9 dBm per tone  
5 MHz Tone Separation  
Gain setting = G-20  
Output IP3 G-20  
2nd Harmonic  
Output IP2  
IP3-20  
H2  
382  
-68  
63  
40  
-75  
69  
dBm  
dBc  
.
.
.
Measured at I+,I- and Q+,Q-  
PIN = -11 dBm  
Gain setting = GMAX  
.
.
.
.
Measured at I+,I- and Q+,Q-  
PIN = -11 dBm per tone  
5 MHz Tone Separation  
Gain setting = GMAX  
IP2O  
dBm  
.
.
.
Measured at I+,I- and Q+,Q-  
PIN = +4 dBm  
Output compression  
Gain Ripple  
C
0.2  
0.8  
5
1
dB  
dB  
Gain setting = GMAX  
.
.
.
Fixed LO = 2300 MHz  
RF = 1800 to 2280 MHz  
IF = 20 to 500 MHz  
Ripple  
GDD  
1.3  
.
.
.
Fixed LO = 2300  
RF = 1800 to 2280 MHz  
IF = 20 to 500 MHz  
Group Delay Distortion  
nsec  
Quadrature Amplitude  
Balance  
Calculated from Data from  
Oversample RF range Tests  
BALG  
BALΦ  
-0.3  
0.3  
dB  
Quadrature Phase  
Balance  
Measure with 20 GSa/sec scope  
-2.6  
-1.5  
0
degrees  
.
.
.
Tc = -40C to 105C  
Amplitude Balance over  
environmentals  
LO drive = -3 dBm to +3 dBm  
Measure with 20 GSa/sec scope  
-0.5  
-3  
+0.4  
dB  
BALG  
BALΦ  
Quadrature Phase  
Balance over  
environmentals  
.
.
.
Tc = -40C to 105C  
LO drive = -3 dBm to +3 dBm  
Measure with 20 GSa/sec scope  
+2  
degrees  
.
Output balun not de-embedded  
LO to IF leakage  
LO to RF leakage  
RF to IF isolation  
Attenuator Range  
ISOLI  
ISOLR  
ISORI  
-33  
-42  
-28  
dBm  
dBm  
dBc  
dB  
.
Output balun not de-embedded  
-54  
-46  
Range  
25.5  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
4
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
IDTF1370 SPECIFICATION - CONTINUED  
PRELIMINARY DATASHEET  
Specifications apply at VCC = +5.0V, TC = 25C, FRF = 2100 MHz, FLO = 2300 MHz, Gain = GMAX, PLO = 0 dBm, TC= +25°C, STBY = GND  
unless otherwise noted. Full Lineup measured through to I or Q path. IF Transformers and RF input trace losses de-embedded.  
Parameter  
Comment  
Symbol  
min  
typ  
max  
units  
.
.
.
Step from 15.5 to 16 dB  
Step from 16 to 15.5 dB  
Measure maximum excursion  
Attenuator Glitching  
ATTNG  
0.7  
dB  
Attenuator Step Accuracy  
Attenuator Abs. Accuracy  
Attenuator Resolution  
Serial Clock Speed  
Data to Clock Setup  
Data to Clock Hold  
DNL  
INL  
0.2  
0.2  
0.5  
20  
dB  
dB  
dB  
MHz  
ns  
0.75  
50  
LSB  
FCLOCK  
TS  
SPI 3 wire bus  
SPI 3 wire bus  
SPI 3 wire bus  
SPI 3 wire bus  
SPI 3 wire bus  
FRF < 2.0 GHz  
3
3
3
5
TH  
ns  
TEN  
Clock to CS Setup  
ns  
TW  
Clock Pulse Width  
ns  
ISORFSW  
RF Switch Isolation  
-41  
dBc  
RF Switch and attenuator settling times3  
ENON  
EN bit on  
EN bit off  
100  
ENOFF  
50  
RF switched X to Y (no Y  
signal)  
150  
RFSWXY  
RFSWYX  
RF switched Y to X (no Y  
signal)  
200  
300  
300  
250  
250  
LO_INA: 2300MHz, 0dBm  
RF_INX: 2100MHz, -11dBm  
Attenuator switched 0dB  
to 25.5dB (max)  
nsec  
Attenuator switched  
25.5dB (max) to 0dB  
ATTSETL  
Attenuator switched  
15.5dB to 16dB  
Attenuator switched 16dB  
to 15.5dB  
SPECIFICATION NOTES:  
1 Items in min/max columns in bold italics are Guaranteed by Test  
2 All other Items in min/max columns are Guaranteed by Design Characterization  
3 Excludes SPI write time  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
5
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
POWER-ON SEQUENCE  
PRELIMINARY DATASHEET  
The power-on sequence ensures F1370 works in default mode once powered on. If the F1370 is programmed after  
applying DC power, the following power-on sequence is not needed. Note: To use power on sequence, SW_LATCH  
cannot be grounded permanently.  
The power-on sequence should be:  
1. CSb & SW_LATCH must be set low at power-on  
2. Once powered on, first set SW_LATCH high, then set CSb high  
3. Proceed with normal programming.  
The default state after using power-on sequence:  
Maximum attenuation  
RF_INX selected  
Normal operation (not Standby Mode)  
SERIAL PROGRAMMING  
The device is programmed via the serial port by asserting Chip Select (CSb). Note: Most-Significant-Bit first,  
where the Address Word is the Most-Significant-Byte.  
Serial mode timing diagram high level:  
1
2
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
16  
CLK  
Data Word  
Latched into  
Register  
SW_Latch  
CS  
Polarity:  
1 = ATTN ON  
0 = ATTN OFF  
Address Word A7 A0  
Data Word D7 D0  
1 = RFY  
0 = RFX  
1 = OFF  
0 = ON  
16 dB 8 dB 4 dB 2 dB 1 dB  
0.5 dB  
DATA  
0
0
0
0
0
0
0
0
A4  
A3 A2  
A1 A0  
RSV ENb RSV MSB  
D4  
D3 D2  
D1 D0  
LSB RSV  
A7  
A6  
A5  
D7  
D6  
D5  
RFSW  
RSV RSV RSV RSV RSV  
Clock in MSB first  
Increasing time  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
6
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
TO PROGRAM THE SERIAL INTERFACE:  
PRELIMINARY DATASHEET  
If CSb is de-asserted (set to high), the serial interface will ignore the CLK line. Once CSb is asserted (set to low), the  
serial interface will recognize the CLK and any data present on DATA will be clocked into the registers with each  
rising CLK edge. After the 16th CLK cycle, and before the 17th CLK cycle, CSb must be de-asserted to successfully  
program the part with the desired bytes. If CSb is de-asserted before the 16th CLK cycle, or after the 17th CLK cycle,  
there is no guarantee that the correct bytes will be programmed and the user will have to re-program the interface in  
accordance with the aforementioned procedure.  
SW_LATCH PROGRAMMING SEQUENCE  
When SW_LATCH is pinned high during the programming sequence, “RFSW” and “ENb” registers cannot be  
programmed and therefore will not toggle.  
If SW_LATCH is pinned low during the programming sequence, the “RFSW” and “ENb” register will  
toggle. This can be prevented with the “Programming Sequence” below.  
SW_LATCH (dashed)  
CSb (solid)  
RFSW  
1
ENb  
1
0
0
0
0
0
0
SDATA  
1
2
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
16  
SCLK  
RFSW  
SEQUENCE FOR PROGRAMMING REGISTERS A<2>:A<0>  
1) SW_Latch = 1; CSb = 0  
2) CLK in 8- or 16-bit word, do not de-assert (pull high) CSb  
3) Set SW_LATCH = 0 while CSb = 0 remains)  
4) With SW_Latch = 0, set CSb = 1  
5) Set SW_Latch = 1  
6) Program complete  
SPECIAL NOTE REGARDING PHASE OF I & Q:  
When LO is high-side injected, IF_I leads IF_Q by 90 degrees  
When LO is low-side injected, IF_Q leads IF_I by 90 degrees  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
7
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
SERIAL MODE TIMING DIAGRAM ZOOM:  
PRELIMINARY DATASHEET  
Th  
Ts  
Th  
Ts  
A7  
A6  
DATA  
CLK  
DATA  
CLK  
/CS  
/CS  
Ten  
Ten  
Data is shifted with the rising edge of CLK when /CS is low  
The rising edge of /CS latches data into the device  
LOGIC TRUTH TABLE:  
STBY  
SW_LATCH  
MODE  
WRITE ACCESS  
0
0
1
1
0
1
0
1
Operating Mode  
Operating Mode  
Off  
Off  
A2:A0 Enabled, D7:D0 Enabled  
A2:A0 Disabled, D7:D0 Enabled  
A2:A0 Enabled, D7:D0 Enabled  
A2:A0 Disabled, D7:D0 Enabled  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
8
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
F1370 ATTENUATION TABLE  
PRELIMINARY DATASHEET  
The F1370 gain/attenuation setting is controlled by 6 bits in the data word. The device provides an added attenuation  
range from 0 dB to 25.5 dB in 0.5 dB steps. A “high” or “1” bit corresponds to attenuation stepped IN, while a “low” or  
“0” bit corresponds to attenuation stepped OUT.  
F1370 DPD Demodulator - Attenuation Table (Data Word D7-D0)  
BINARY  
HEX  
00  
02  
04  
06  
08  
0A  
0C  
0E  
10  
12  
14  
16  
18  
1A  
1C  
1E  
20  
22  
24  
26  
28  
2A  
2C  
2E  
30  
32  
Added Atten (dB)  
BINARY  
HEX  
34  
36  
38  
3A  
3C  
3E  
40  
42  
44  
46  
48  
4A  
4C  
4E  
50  
52  
54  
56  
58  
5A  
5C  
5E  
60  
62  
64  
66  
Added Atten (dB)  
00000000  
00000010  
00000100  
00000110  
00001000  
00001010  
00001100  
00001110  
00010000  
00010010  
00010100  
00010110  
00011000  
00011010  
00011100  
00011110  
00100000  
00100010  
00100100  
00100110  
00101000  
00101010  
00101100  
00101110  
00110000  
00110010  
0
0.5  
1
1.5  
2
2.5  
3
3.5  
4
4.5  
5
5.5  
6
6.5  
7
7.5  
8
00110100  
00110110  
00111000  
00111010  
00111100  
00111110  
01000000  
01000010  
01000100  
01000110  
01001000  
01001010  
01001100  
01001110  
01010000  
01010010  
01010100  
01010110  
01011000  
01011010  
01011100  
01011110  
01100000  
01100010  
01100100  
01100110  
13  
13.5  
14  
14.5  
15  
15.5  
16  
16.5  
17  
17.5  
18  
18.5  
19  
19.5  
20  
20.5  
21  
21.5  
22  
22.5  
23  
23.5  
24  
24.5  
25  
8.5  
9
9.5  
10  
10.5  
11  
11.5  
12  
12.5  
25.5  
Because the first and last bits of the Data Word are not presently used by the F1370, two additional hex character  
pairs exists for each of those in this table. For example, data words of either H00, H80, or H01 (binary  
“00000000,” “10000000,” or 00000001) will place the F1370 in its minimum attenuation state. Likewise, data  
words of either H66, HE6, or H67 (binary “01100110” or “11100110” or “01100111”) will place the F1370 in its  
maximum attenuation state of 25.5 added attenuation.  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
9
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
TYPICAL OPERATING CONDITIONS  
PRELIMINARY DATASHEET  
Unless otherwise noted for the TOC graphs, the following conditions apply  
IF = 200 MHz  
Tone spacing = 5 MHz  
Pin = - 11 dBm / Tone  
Pout ~ 1 dBm / Tone  
RF_X, IF_Q selected  
Minimum Attenuation selected (0 dB ATTN)  
VCC = 5.00 V  
LO level = 0 dBm  
Case Temperature = 25C  
All Temperatures are Case Temperature (TCASE  
Output Transformers are de-embedded  
Input RF trace losses are de-embedded  
)
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
10  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
PRELIMINARY DATASHEET  
TOCS F1370 [FIXED LO VS TEMP] (-1-)  
GAIN [LO = 1.80 GHZ, LOW SIDE INJECTION]  
GAIN [LO = 2.92 GHZ, HIGH SIDE INJECTION]  
16  
14  
12  
10  
8
16  
14  
12  
10  
8
-40degC / 5.00V / 0dBm / IFI  
25degC / 5.00V / 0dBm / IFI  
105degC / 5.00V / 0dBm / IFI  
-40degC / 5.00V / 0dBm / IFQ  
25degC / 5.00V / 0dBm / IFQ  
105degC / 5.00V / 0dBm / IFQ  
-40degC / 5.00V / 0dBm / IFI  
25degC / 5.00V / 0dBm / IFI  
105degC / 5.00V / 0dBm / IFI  
-40degC / 5.00V / 0dBm / IFQ  
25degC / 5.00V / 0dBm / IFQ  
105degC / 5.00V / 0dBm / IFQ  
6
4
2
0
6
4
2
0
0
50  
100 150 200 250 300 350 400 450 500 550  
IF Frequency (MHz)  
0
50  
100 150 200 250 300 350 400 450 500 550  
IF Frequency (MHz)  
IP3O [LO = 1.80 GHZ, LOW SIDE INJECTION]  
IP3O [LO = 2.92 GHZ, HIGH SIDE INJECTION]  
48  
48  
44  
40  
36  
32  
44  
40  
36  
32  
-40degC / 5.00V / 0dBm / IFI  
25degC / 5.00V / 0dBm / IFI  
105degC / 5.00V / 0dBm / IFI  
-40degC / 5.00V / 0dBm / IFQ  
25degC / 5.00V / 0dBm / IFQ  
105degC / 5.00V / 0dBm / IFQ  
-40degC / 5.00V / 0dBm / IFI  
25degC / 5.00V / 0dBm / IFI  
105degC / 5.00V / 0dBm / IFI  
-40degC / 5.00V / 0dBm / IFQ  
25degC / 5.00V / 0dBm / IFQ  
105degC / 5.00V / 0dBm / IFQ  
28  
24  
28  
24  
0
50  
100 150 200 250 300 350 400 450 500 550  
IF Frequency (MHz)  
0
50  
100 150 200 250 300 350 400 450 500 550  
IF Frequency (MHz)  
IP2O [LO = 1.80 GHZ, LOW SIDE INJECTION]  
IP2O [LO = 2.92 GHZ, HIGH SIDE INJECTION]  
90  
80  
70  
60  
50  
40  
90  
80  
70  
60  
50  
40  
-40degC / 5.00V / 0dBm / IFI  
25degC / 5.00V / 0dBm / IFI  
105degC / 5.00V / 0dBm / IFI  
-40degC / 5.00V / 0dBm / IFQ  
25degC / 5.00V / 0dBm / IFQ  
105degC / 5.00V / 0dBm / IFQ  
-40degC / 5.00V / 0dBm / IFI  
25degC / 5.00V / 0dBm / IFI  
105degC / 5.00V / 0dBm / IFI  
-40degC / 5.00V / 0dBm / IFQ  
25degC / 5.00V / 0dBm / IFQ  
105degC / 5.00V / 0dBm / IFQ  
30  
20  
10  
30  
20  
10  
0
50  
100 150 200 250 300 350 400 450 500 550  
IF Frequency (MHz)  
0
50  
100 150 200 250 300 350 400 450 500 550  
IF Frequency (MHz)  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
11  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
PRELIMINARY DATASHEET  
TOCS F1370 [FIXED LO VS TEMP] (-2-)  
H2 [LO = 1.8 GHZ, LOW SIDE INJECTION]  
H2 [LO = 2.92 GHZ, HIGH SIDE INJECTION]  
-10  
-20  
-10  
-20  
-40degC / 5.00V / 0dBm / IFI  
25degC / 5.00V / 0dBm / IFI  
105degC / 5.00V / 0dBm / IFI  
-40degC / 5.00V / 0dBm / IFQ  
25degC / 5.00V / 0dBm / IFQ  
105degC / 5.00V / 0dBm / IFQ  
-40degC / 5.00V / 0dBm / IFI  
25degC / 5.00V / 0dBm / IFI  
105degC / 5.00V / 0dBm / IFI  
-40degC / 5.00V / 0dBm / IFQ  
25degC / 5.00V / 0dBm / IFQ  
105degC / 5.00V / 0dBm / IFQ  
-30  
-40  
-50  
-60  
-70  
-80  
-90  
-100  
-30  
-40  
-50  
-60  
-70  
-80  
-90  
-100  
POUT = 0.45 VPP = -6 dBm  
POUT = 0.45 VPP = -6 dBm  
0
50  
100 150 200 250 300 350 400 450 500 550  
IF Frequency (MHz)  
0
50  
100 150 200 250 300 350 400 450 500 550  
IF Frequency (MHz)  
IF TRANSFORMER LOSS  
EVKIT RF TRACE LOSS  
1.0  
0.0  
-0.2  
-0.4  
-0.6  
-0.8  
-1.0  
-1.2  
-1.4  
-1.6  
-40C RFX  
-40C RFY  
25C RFX  
25C RFY  
100C RFX  
100C RFY  
-40C  
25C  
85C  
0.8  
0.6  
0.4  
0.2  
0.0  
1.8  
1.9  
2.0  
2.1  
2.2  
2.3  
2.4  
2.5  
2.6  
2.7  
2.8  
0
100  
200  
300  
400  
500  
600  
RF Freq (GHz)  
IF Frequency (MHz)  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
12  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
TOCS F1370 [FIXED IF = 200MHZ] (-3-)  
PRELIMINARY DATASHEET  
GAIN [VS. TCASE  
]
GAIN [VS. LO LEVEL]  
16  
14  
12  
10  
16  
14  
12  
10  
8
-40degC / 0dBm / 0attn / HS Injection  
25degC / 0dBm / 0attn / HS Injection  
105degC / 0dBm / 0attn / HS Injection  
-40degC / 0dBm / 10attn / HS Injection  
25degC / 0dBm / 10attn / HS Injection  
105degC / 0dBm / 10attn / HS Injection  
25degC / 3dBm / 0attn / HS Injection  
25degC / 0dBm / 0attn / HS Injection  
25degC / -3dBm / 0attn / HS Injection  
25degC / 3dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / LS Injection  
25degC / -3dBm / 0attn / LS Injection  
8
6
4
6
2
4
0
-2  
2
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
2.8  
2.8  
2.8  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
2.8  
RF Frequency (GHz)  
RF Frequency (GHz)  
IP3O [VS. TCASE  
]
IP3O [VS. LO LEVEL]  
48  
48  
44  
40  
44  
40  
-40degC / 0dBm / 0attn / HS Injection  
25degC / 0dBm / 0attn / HS Injection  
105degC / 0dBm / 0attn / HS Injection  
-40degC / 0dBm / 20attn / HS Injection  
25degC / 0dBm / 20attn / HS Injection  
105degC / 0dBm / 20attn / HS Injection  
25degC / 3dBm / 0attn / HS Injection  
25degC / 3dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / LS Injection  
25degC / -3dBm / 0attn / LS Injection  
36  
32  
28  
24  
36  
32  
28  
24  
25degC / 0dBm / 0attn / HS Injection  
25degC / -3dBm / 0attn / HS Injection  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
2.8  
RF Frequency (GHz)  
RF Frequency (GHz)  
IP2O [VS. TCASE  
]
IP2O [VS. LO LEVEL]  
90  
80  
70  
60  
50  
90  
80  
70  
60  
50  
-40degC / 0dBm / 0attn / HS Injection  
25degC / 0dBm / 0attn / HS Injection  
105degC / 0dBm / 0attn / HS Injection  
-40degC / 0dBm / 20attn / HS Injection  
25degC / 0dBm / 20attn / HS Injection  
105degC / 0dBm / 20attn / HS Injection  
25degC / 3dBm / 0attn / HS Injection  
25degC / 3dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / LS Injection  
25degC / -3dBm / 0attn / LS Injection  
40  
30  
20  
10  
25degC / 0dBm / 0attn / HS Injection  
25degC / -3dBm / 0attn / HS Injection  
40  
30  
20  
10  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
2.8  
RF Frequency (GHz)  
RF Frequency (GHz)  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
13  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
TOCS F1370 [FIXED IF = 200MHZ] (-4-)  
PRELIMINARY DATASHEET  
H2 [VS. TCASE]  
H2 [VS. LO LEVEL]  
-10  
-20  
-10  
-20  
-30  
-40  
-50  
-60  
-70  
-80  
-90  
-100  
-40degC / 0dBm / 0attn / HS Injection  
25degC / 0dBm / 0attn / HS Injection  
105degC / 0dBm / 0attn / HS Injection  
-40degC / 0dBm / 20attn / HS Injection  
25degC / 0dBm / 20attn / HS Injection  
105degC / 0dBm / 20attn / HS Injection  
25degC / 3dBm / 0attn / HS Injection  
25degC / 0dBm / 0attn / HS Injection  
25degC / -3dBm / 0attn / HS Injection  
25degC / 3dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / LS Injection  
25degC / -3dBm / 0attn / LS Injection  
-30  
-40  
-50  
-60  
-70  
-80  
-90  
-100  
POUT = 0.45 VPP = -6 dBm  
POUT = 0.45 VPP = -6 dBm  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
2.8  
2.8  
2.8  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
2.8  
2.8  
2.8  
RF Frequency (GHz)  
RF Frequency (GHz)  
LO - IF [VS. TCASE]  
LO - IF [VS. LO LEVEL]  
0
0
-40degC / 0dBm / 0attn / HS Injection  
-40degC / 0dBm / 20attn / HS Injection  
25degC / 0dBm / 20attn / HS Injection  
105degC / 0dBm / 20attn / HS Injection  
25degC / 3dBm / 0attn / HS Injection  
25degC / 3dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / LS Injection  
25degC / -3dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / HS Injection  
105degC / 0dBm / 0attn / HS Injection  
25degC / 0dBm / 0attn / HS Injection  
-10  
-20  
-30  
-40  
-50  
-60  
-10  
25degC / -3dBm / 0attn / HS Injection  
-20  
-30  
-40  
-50  
-60  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
RF Frequency (GHz)  
RF Frequency (GHz)  
ICC [VS. TCASE]  
ICC [VS. LO LEVEL]  
330  
320  
330  
320  
-40degC / 0dBm / 0attn / HS Injection  
25degC / 0dBm / 0attn / HS Injection  
105degC / 0dBm / 0attn / HS Injection  
-40degC / 0dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / LS Injection  
105degC / 0dBm / 0attn / LS Injection  
25degC / 3dBm / 0attn / HS Injection  
25degC / 3dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / LS Injection  
25degC / -3dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / HS Injection  
25degC / -3dBm / 0attn / HS Injection  
310  
300  
290  
280  
270  
260  
250  
240  
230  
310  
300  
290  
280  
270  
260  
250  
240  
230  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
RF Frequency (GHz)  
RF Frequency (GHz)  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
14  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
TOCS F1370 [FIXED IF = 200MHZ VS. CONFIGURATION] (-5-)  
PRELIMINARY DATASHEET  
GAIN  
IP3O  
16  
14  
12  
10  
8
48  
44  
40  
36  
32  
28  
24  
TCASE = 25C, VCC = 5.00V, LO level = 0 dBm, HS Injection  
RFX IFI 0attn  
RFX IFQ 0attn  
RFY IFI 0attn  
RFY IFQ 0attn  
RFX IFI 10attn  
RFX IFQ 10attn  
RFY IFI 10attn  
RFY IFQ 10attn  
TCASE = 25C, VCC = 5.00V, LO level = 0 dBm, HS Injection  
6
RFX IFI 0attn  
RFX IFQ 0attn  
RFY IFI 0attn  
RFY IFQ 0attn  
RFX IFI 20attn  
RFX IFQ 20attn  
RFY IFI 20attn  
RFY IFQ 20attn  
4
2
0
-2  
1.4  
1.6  
1.6  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
2.6  
2.6  
2.8  
2.8  
2.8  
1.4  
1.6  
1.6  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
2.6  
2.6  
2.8  
2.8  
2.8  
RF Frequency (GHz)  
RF Frequency (GHz)  
IP2O  
H2  
90  
80  
70  
60  
50  
40  
30  
20  
10  
-10  
TCASE = 25C, VCC = 5.00V, LO level = 0 dBm, HS Injection  
-20  
-30  
-40  
-50  
-60  
-70  
-80  
-90  
-100  
RFX IFI 0attn  
RFX IFQ 0attn  
RFY IFI 0attn  
RFY IFQ 0attn  
RFX IFI 20attn  
RFX IFQ 20attn  
RFY IFI 20attn  
RFY IFQ 20attn  
POUT = 0.45 VPP = -6 dBm  
TCASE = 25C, VCC = 5.00V, LO level = 0 dBm, HS Injection  
RFX IFI 0attn  
RFX IFQ 0attn  
RFY IFI 0attn  
RFY IFQ 0attn  
RFX IFI 20attn  
RFX IFQ 20attn  
RFY IFI 20attn  
RFY IFQ 20attn  
1.4  
1.8  
2.0  
2.2  
2.4  
1.4  
1.8  
2.0  
2.2  
2.4  
RF Frequency (GHz)  
RF Frequency (GHz)  
RF - IF  
LO IF  
0
-10  
-20  
-30  
-40  
-50  
-60  
0
RFX IFI 0attn  
RFX IFQ 0attn  
RFY IFI 0attn  
RFY IFQ 0attn  
RFX IFI 20attn  
RFX IFI 0attn  
RFX IFQ 0attn  
RFY IFI 0attn  
RFY IFQ 0attn  
RFX IFI 20attn  
RFX IFQ 20attn  
RFY IFI 20attn  
RFY IFQ 20attn  
RFX IFQ 20attn  
RFY IFI 20attn  
RFY IFQ 20attn  
-10  
-20  
-30  
-40  
TCASE = 25C, VCC = 5.00V, LO level = 0 dBm, HS Injection  
PIN = -11dBm  
TCASE = 25C, VCC = 5.00V, LO level = 0 dBm, HS Injection  
-70  
1.4  
-50  
1.4  
1.8  
2.0  
2.2  
2.4  
1.8  
2.0  
2.2  
2.4  
RF Frequency (GHz)  
RF Frequency (GHz)  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
15  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
TOCS F1370 [QUADRATURE, P1dB] (-6-)  
PRELIMINARY DATASHEET  
I/Q AMPLITUDE [VS. TCASE]  
I/Q AMPLITUDE [VS. LO LEVEL]  
1.00  
1.00  
0.75  
0.50  
0.25  
0.00  
-0.25  
-0.50  
-0.75  
-1.00  
-40degC / 5.00V / 0dBm  
25degC / 5.00V / 3dBm  
25degC / 5.00V / 0dBm  
25degC / 5.00V / -3dBm  
25degC / 5.00V / 0dBm  
0.75  
105degC / 5.00V / 0dBm  
0.50  
0.25  
0.00  
-0.25  
-0.50  
-0.75  
-1.00  
1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8  
1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8  
LO Frequency (GHz)  
LO Frequency (GHz)  
I/Q PHASE [VS. TCASE]  
I/Q PHASE [VS. LO LEVEL]  
10  
10  
8
-40degC / 0dBm  
25degC / 3dBm  
25degC / 0dBm  
25degC / -3dBm  
8
25degC / 0dBm  
105degC / 0dBm  
6
6
4
2
4
2
0
0
-2  
-4  
-6  
-8  
-2  
-4  
-6  
-8  
-10  
-10  
1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8  
1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8  
LO Frequency (GHz)  
LO Frequency (GHz)  
OUTPUT P1dB [VS. TCASE]  
OUTPUT P1dB [VS. LO LEVEL]  
21  
20  
19  
18  
21  
20  
19  
18  
-40degC / 0dBm / 0attn / HS Injection  
25degC / 0dBm / 0attn / HS Injection  
105degC / 0dBm / 0attn / HS Injection  
-40degC / 0dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / LS Injection  
105degC / 0dBm / 0attn / LS Injection  
25degC / 3dBm / 0attn / HS Injection  
25degC / 0dBm / 0attn / HS Injection  
25degC / -3dBm / 0attn / HS Injection  
25degC / 3dBm / 0attn / LS Injection  
25degC / 0dBm / 0attn / LS Injection  
25degC / -3dBm / 0attn / LS Injection  
17  
16  
15  
17  
16  
15  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
2.8  
1.4  
1.6  
1.8  
2.0  
2.2  
2.4  
2.6  
2.8  
RF Frequency (GHz)  
RF Frequency (GHz)  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
16  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
TOCS F1370 [ATTN ACCURACY, NOISE FIGURE] (-7-)  
PRELIMINARY DATASHEET  
ATTENUATION ACCURACY [1.7 GHZ]  
ATTENUATION ACCURACY [2.1 GHZ]  
1.25  
1.25  
1.00  
0.75  
0.50  
0.25  
0.00  
-0.25  
-0.50  
-0.75  
-1.00  
-1.25  
-40degC - RFX  
25degC - RFX  
100degC - RFX  
-40degC - RFY  
25degC - RFY  
100degC - RFY  
-40degC - RFX  
25degC - RFX  
100degC - RFX  
-40degC - RFY  
25degC - RFY  
100degC - RFY  
1.00  
0.75  
0.50  
0.25  
0.00  
-0.25  
-0.50  
-0.75  
-1.00  
-1.25  
0
2
4
6
8
10  
12  
14  
16  
18  
20  
22  
24  
0
2
4
6
8
10  
12  
14  
16  
18  
20  
22  
24  
ATTN Setting (dB)  
ATTN Setting (dB)  
NOISE FIGURE [VS. TCASE, MEASURED RFX TO IFI]  
ATTENUATION ACCURACY [2.7 GHZ]  
24  
22  
20  
18  
1.25  
1.00  
0.75  
0.50  
0.25  
0.00  
-0.25  
16  
-40 degC  
-40degC - RFX  
25degC - RFX  
100degC - RFX  
-40degC - RFY  
25degC - RFY  
100degC - RFY  
-0.50  
-0.75  
-1.00  
-1.25  
14  
25 degC  
100 degC  
12  
10  
1500  
1700  
1900  
2100  
2300  
2500  
2700  
2900  
0
2
4
6
8
10  
12  
14  
16  
18  
20  
22  
24  
RF Frequency (MHz)  
ATTN Setting (dB)  
OIP3 HISTOGRAM [N=820]  
NOISE FIGURE [25C, VS. CONFIGURATION]  
35%  
24  
LO Frequency = 2300 MHz  
RF Frequency = 2100 MHz  
Worstcase of I and Q Channels  
X - I  
X - Q  
Y - Q  
OIP3  
30%  
25%  
20%  
15%  
10%  
5%  
22  
Y - I  
20  
18  
16  
14  
12  
10  
0%  
1500  
1700  
1900  
2100  
2300  
2500  
2700  
2900  
RF Frequency (MHz)  
Output IP3 Bin (dBm)  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
17  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
TOCS F1370 [ISOLATION, RETURN LOSS, HISTOGRAMS] (-8-)  
PRELIMINARY DATASHEET  
RF PORT RETURN LOSS  
LO PORT RETURN LOSS  
0
0
RFX / 0dB ATTN  
RFX / 10dB ATTN  
RFX / 20dB ATTN  
RFY / 0dB ATTN  
RFY / 10dB ATTN  
RFY / 20dB ATTN  
LO Port  
-5  
-5  
-10  
-15  
-20  
-25  
-30  
-35  
-40  
-10  
-15  
-20  
-25  
-30  
-35  
-40  
1600  
1800  
2000  
2200  
2400  
2600  
2800  
3000  
1400  
1600  
1800  
2000  
2200  
2400  
2600  
2800  
LO Frequency (MHz)  
RF Frequency (MHz)  
RF SP2T ISOLATION  
IF PORT RETURN LOSS  
-25  
-30  
-35  
-40  
-45  
-50  
-55  
-60  
0
IF_I  
IF_Q  
-5  
-10  
-15  
-20  
-25  
X Selected / 0dB ATTN  
Y Selected / 0dB ATTN  
YSelected / 15dB ATTN  
-65  
-70  
-75  
X Selected / 15dB ATTN  
-30  
10  
100  
1000  
1400  
1600  
1800  
2000  
2200  
2400  
2600  
2800  
IF Frequency (MHz)  
RF Frequency (MHz)  
BAND EDGE GAIN DELTA [N = 820]  
I/Q ERROR HISTOGRAM [N = 820]  
50%  
35%  
1300 MHz  
2900 MHz  
Gain Delta Between:  
RF = 1300 MHz, LO = 1800 MHz, IF = 500 MHz  
RF = 2900 MHz, LO = 2920 MHz , IF = 20 MHz  
IF_I  
IF_Q  
30%  
25%  
20%  
15%  
10%  
5%  
40%  
30%  
20%  
10%  
0%  
0%  
I/Q Amplitude Balance Bin (dB)  
Max Gain Delta Bin (dB)  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
18  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
PACKAGE DRAWING (NBG36 6X6 QFN)  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
19  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
PIN DIAGRAM  
Signal Path Inputs &  
Outputs in BLUE  
Internal Connections  
in [RED]  
Switch Latch  
Pull High to Disable writes to:  
A2:A0 in SPI = EN  
35  
34  
33  
32  
31  
30  
29  
28  
36  
1
2
3
4
5
6
7
8
9
27  
26  
25  
24  
23  
22  
21  
20  
19  
DATA  
CSb  
m
SW_LATCH  
GND  
m
5
3
.
0
Exposed Pad  
O
C
Package Drawing  
VCC  
RF_INY  
GND  
6 mm x 6 mm package dimension  
3.7 mm x 3.7 mm slug  
0.5 mm pitch  
IF_Q+  
IF_Q-  
GND  
GND  
IF_I-  
GND  
36 pins  
GND  
0.75 mm height  
0.25 mm pad width  
GND [NC]  
0.55 mm pad length  
GND  
VCC  
IF_I+  
18  
10  
11  
12  
13  
14  
15  
16  
17  
Must connect  
resistor to  
ground  
Pull high to  
Power Down  
Must connect  
resistor to ground  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
20  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
PIN DESCRIPTIONS  
Pins  
Name  
Function  
Stand-by latch. Pull Low or Ground for Normal Operation. If left  
floating, this input will be internally pulled high, disabling SPI  
writes to ENb (Standby) and RF SW bits (A0, A2).  
1
SW_LATCH  
2, 4, 5, 6, 8,  
11,15, 21, 22,  
30, 31, 32, 33,  
34, 36  
GND  
Ground these Pins.  
Alternate RF Input. Separated from RF_INX by internal SP2T.  
AC couple to this pin. Internally matched to 50 ohms  
3
RF_INY  
VCC  
Power Supply. Bypass to GND with capacitors shown in the  
Typical Application Circuit as close as possible to pin.  
9, 16, 25  
10  
Connect the specified resistor from this pin to ground to set the  
LO path ICC. This IS a current setting resistor  
LO_ADJ  
LO_IN  
N.C.  
12  
LO Input. AC couple to this pin. Internally matched to 50 ohms  
No Connection. Not internally connected. OK to connect to Vcc.  
Recommended Connection is Ground  
7,13, 29  
14  
STBY Mode. Pull this pin high for Standby mode (30mA). Pull  
low or Ground for normal Operation  
STBY  
IF_BIAS_I  
IF_BIAS_Q  
Connect the specified resistor from this pin to ground to set the  
IF amplifier bias reference. This is NOT a current setting resistor  
17, 18  
In-Phase Mixer Differential IF Output. Connect pullup inductors  
from each of these pins to VCC (see the Typical Application  
Circuit).  
Quadrature Mixer Differential IF Output. Connect pullup  
inductors from each of these pins to VCC (see the Typical  
Application Circuit).  
Chip Select Bar. The falling edge initiates a programming cycle  
and the rising edge latches the programmed shift register data  
into the active register.  
19, 20  
23, 24  
26  
IF_I+, IF_I-  
IF_Q-, IF_Q+  
CSb  
27  
28  
DATA  
CLK  
Serial Data Input  
Serial Clock Input  
Main RF Input. Separated from RF_INY by internal SP2T. AC  
couple to this pin. Internally matched to 50 ohms  
35  
RF_INX  
Exposed Pad. Internally connected to GND. Solder this exposed  
pad to a PCB pad that uses multiple ground vias to provide heat  
transfer out of the device into the PCB ground planes. These  
multiple via grounds are also required to achieve the noted RF  
performance.  
EP  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
21  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
CONTROL PIN VOLTAGE & RESISTANCE VALUES  
The following table provides open-circuit DC voltage and resistance values referenced to ground for each of the  
control pins listed.  
Pin  
Name  
DC voltage (volts)  
Resistance (ohms)  
1
SW_LATCH  
STBY  
1.75  
5
1.6M  
50k  
14  
26  
27  
28  
CSb  
1.75  
1.75  
1.75  
1.6M  
1.6M  
1.6M  
DATA  
CLK  
POWER SUPPLIES  
All supply pins should be bypassed with external capacitors to minimize noise and fast transients. Supply noise can  
degrade noise figure and fast transients can trigger ESD clamps and cause them to fail. Supply voltage change or  
transients should have a slew rate smaller than 1V/20uS. In addition, all control pins should remain at 0V (+/-0.3V)  
while the supply voltage ramps or while it returns to zero.  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
22  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
EVKIT PICTURE / LAYOUT / OPERATION  
Close to program  
Open to disable SPI Address Word (A7-A0) writes  
SPI  
Close to turn device ON  
Open to turn device OFF  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
23  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
EVKIT / APPLICATIONS CIRCUIT  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
24  
Rev4, January 2014  
IDTF1370NBGI  
Datasheet  
DPD Demodulator for PA Linearization  
1300MHz to 2900MHz  
EVKIT BOM  
F1370 BOM  
8/27/2013  
Item # Value  
Size/Rev Desc  
Mfr. Part #  
Mfr.  
Supplier Part #  
490-3458-1-ND  
490-1313-1-ND  
490-3244-1-ND  
490-1286-1-ND  
490-3896-1-ND  
3M9447-ND  
Supplier  
Digikey  
Digikey  
Digikey  
Digikey  
Digikey  
Digikey  
Digikey  
Mouser  
Mouser  
Part Reference  
C2-C4  
C6,7,8,9,12,14,21,22,24  
C5,10,11,15,20,23  
C17,19,25  
C16  
J9,14,17  
J5  
J6,7,18  
J4,11,13  
Qty  
3
9
6
3
1
3
1
3
3
4
2
2
1
2
2
3
7
1
2
1
1
1
2
100pF  
10nF  
0402  
0402  
0402  
0402  
0603  
TH 2  
TH 4  
CAP CER 100PF 50V 5% NP0 0402  
GRM1555C1H101JZ01D MURATA  
GRM155R71C103KA01D MURATA  
GRM1555C1H102JA01D MURATA  
GRM1555C1H390JZ010 MURATA  
GRM188R60J106ME47D MURATA  
CAP CER 10000PF 16V 10% X7R 0402  
CAP CER 1000PF 50V C0G 0402  
CAP CER 39PF 50V 5% C0G 0402  
CAP CER 10UF 6.3V X5R 0603  
CONN HEADER VERT SGL 2POS GOLD 961102-6404-AR  
CONN HEADER VERT SGL 4POS GOLD 961104-6404-AR  
3
4
1000pF  
39pF  
5
10uF  
6
7
Header 2 Pin  
Header 4 Pin  
3M  
3M  
3M9449-ND  
8
9
SMA_END_LAUNCH .062  
SMA_END_LAUNCH .062  
SMA_END_LAUNCH (Small)  
SMA_END_LAUNCH (Big)  
142-0711-821  
142-0701-851  
Emerson Johnson 530-142-0711-821  
Emerson Johnson 530-142-0701-851  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
1uH  
43K  
75K  
2.37K  
226  
47K  
100  
0
5.11K  
1:4 Balun  
F1370  
PCB  
BOM  
0805  
0402  
0402  
0402  
0402  
0402  
0402  
0402  
0402  
SM-22  
QFN-36  
05  
0805LS (2012) Ceramic Chip Inductor  
RES 43K OHM1/10W 1% 0402 SMD  
RES 75K OHM1/10W 1% 0402 SMD  
RES 2.37K OHM1/10W 1% 0402 SMD  
RES 226 OHM1/10W 1% 0402 SMD  
RES 47.0K OHM1/16W 1% 0402 SMD  
RES 100 OHM1/10W 1% 0402 SMD  
RES 0.0 OHM1/10W 0402 SMD  
RES 5.11K OHM1/10W 0402 SMD  
4:1 Center Tap Balun  
0805LS-102XJLB  
ERJ-2RKF4302X  
ERJ-2RKF7502X  
ERJ-2RKF2371X  
ERJ-2RKF2260X  
RC0402FR-0747KL  
ERJ-2RKF1000X  
ERJ-2GE0R00X  
ERJ-2RKF5111X  
TC4-6TG2+  
COILCRAFT  
Panasonic  
Panasonic  
Panasonic  
Panasonic  
Yageo  
Panasonic  
Panasonic  
Panasonic  
Mini Circuits  
IDT  
0805LS-102XJLB  
P43.0KLCT-ND  
P75.0KLCT-ND  
P2.37KLCT-ND  
P226LCT-ND  
COILCRAFT L1,2,3,4  
Digikey  
Digikey  
Digikey  
Digikey  
R10,24  
R9,26  
R20  
R18,19  
R12,25  
R13-15  
R30,31,32,33,34,35,36  
RX1  
311-47.0KLRCT-ND Digikey  
P100LCT-ND  
P0.0JCT-ND  
P5.11KLCT-ND  
TC4-6TG2+  
F1370  
Digikey  
Digikey  
Digikey  
Mini Circuits T1,2  
IDT  
DPD Demodulator  
Printed Cicuit Board  
F1370  
F13XX REV 05  
U1  
SBC  
03  
Bill Of Material  
Total  
60  
Rev 04:  
Add RX1 (5.11K) across IF_Q+ and IF_Q- outputs  
TOP MARKINGS  
Part Number  
IDTF1370  
NBGI  
ZD1329A  
Date Code: [YYWW]  
(Week 29 of 2013)  
QXI59995MY  
Die Step  
Lot Code  
IDT Zero-DistortionTM, Glitch-FreeTM DPD Receiver  
25  
Rev4, January 2014  

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