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KA22427 [UTC]

LINEAR INTEGRATED CIRCUIT; 线性集成电路
KA22427
型号： KA22427
厂家： Unisonic Technologies    Unisonic Technologies
描述：

LINEAR INTEGRATED CIRCUIT
线性集成电路

商用集成电路 光电二极管
文件： 总3页 (文件大小：111K)
中文：  中文翻译
下载：  下载PDF数据表文档文件
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UTCKA22427 LINEAR INTEGRATED CIRCUIT  
I-CHIP AM/FM RADIO IC  
DESCRIPTION  
UTC KA22427 is a one-chip AM/FM radio integrated circuit  
that is suitable for portable radio applications. It includes  
AM amplifier, local OSC, AM mixer, AM/FM amplifier, AM  
AGE, FM AGE circuit and also class b Audio Power Amplifier.  
FEATURES  
*Low external components count.  
*Wide operating voltage : 3 - 13 V.  
*Internal regulated supply for constant current operation.  
*DC selection of AM/FM mode.  
DIP-16  
BLOCK DIAGRAM  
AM/FM  
AGC  
AM/FM IN  
OUT  
IF Detector IN  
+Vcc  
AM IF OUT  
IF bypass  
bypass  
HF GND  
4
3
2
1
16  
15  
14  
13  
AM/FM IF  
AM/FM  
discriminato  
Regulator  
AM HF MIXER  
Audio  
amplifier  
AM LO  
5
6
7
8
9
10  
11  
12  
Audio GND  
AM local  
OSC  
HF bypass  
Audio Audio in Ripple  
Audio power  
out  
AM HF IN  
detector  
out  
Suppression  
ABSOLUTE MAXIMUM RATING(Ta=25°C)  
PARAMETER  
SUPPLY VOLTAGE  
SYMBOL  
VALUE  
11  
44  
600  
100  
UNIT  
V
mA  
mW  
°C/W  
°C  
VCC  
ICC  
SUPPLY CURRENT  
POWER DISSIPATION  
PD  
THERMAL RESISTANCE  
OPERATING TEMPERATURE  
STORAGE TEMPERATURE  
RJ-A  
TOPX  
TSTG  
-18~65  
-40~125  
°C  
NOTE:Ta>25°C, DERATE WITH 10mW/°C UNLESS SPECIFIED.  
1
UTC UNISONIC TECHNOLOGIES CO., LTD.  
QW-R110-002,A  
UTCKA22427 LINEAR INTEGRATED CIRCUIT  
ELECTRICAL CHARACTERISTICS  
PARAMETER  
Quiescent Circuit  
Current  
SYMBOL  
ICCQ  
TEST CONDITIONS  
MIN  
7
TYP  
12  
MAX  
17  
UNIT  
mA  
SW1→FM,VCC=3V  
SW1→FM,VCC=9V  
10  
17  
23  
Pin 16 Terminal  
Voltage  
Limiting Voltage  
V16(FM)  
VIN(lim)  
VCC  
SW1→FM,ICC=42mA  
2.0  
2.4  
3.1  
V
dBµV  
V
SW1→FM,VCC=5.5V,-3dB  
V16=2.4V,VR=Min.  
SW1→AM,ICC=42mA  
57  
Internal Regulated  
Voltage  
Pin 16 Voltage  
Signal to Noise  
Ratio  
12.5  
13.2  
14.0  
1.9  
V16(AM)  
VO  
SW1→AM,VCC=9V  
SW1→AM,VCC=12V,VIN=37dB  
SW2→45Ω,V16=1.4V  
SW1→AM,VCC=5.5V,  
SW2→8Ω,VIN=37.5dB  
SW2→8Ω,VCC=5.5V,f=1KHZ  
VR=Min. THD=10%  
SW2→45Ω,ICC=42mA,f=1KHZ  
VR=Min. VOUT=2V  
SW2→8Ω,VCC=5.5V,f=1KHZ  
VR=Min.  
1.4  
1.5  
V
V
3.0  
20  
Maximum Sensitivity  
S/N  
POUT  
THD  
GV  
15  
dB  
Power Output  
0.28  
W
%
Total Harmonic  
Distortion  
Voltage Gain  
0.5  
40  
4.0  
dB  
INPUT - OUTPUT IMPEDANCE(Ta=25°C,VCC=6V)  
PARAMETER  
Pin 2 Input ( AM )  
Impedance ( AM )  
Pin 2 Input ( FM )  
Impedance（FM）  
Pin 4 Output  
Impedance  
Pin 6 Input  
SYMBOL  
Rip2(AM)  
Cip2(AM)  
Rip2(FM)  
Cip2(FM)  
Rop4  
TEST CONDITIONS  
f=465KHZ  
f=465KHZ  
f=10.7MHZ  
f=10.7MHZ  
f=465KHZ  
f=465KHZ  
f=1MHZ  
MIN  
TYP  
200  
3
30  
3.5  
300  
6
50  
5
MAX  
UNIT  
KΩ  
pF  
KΩ  
pF  
KΩ  
pF  
Cop4  
Rip6  
KΩ  
pF  
Impedance  
Cip6  
f=1MHZ  
Pin 14 Input ( AM )  
Impedance（AM）  
Pin14 Input ( FM )  
Impedance（FM）  
Pin15 Output ( AM )  
Impedance（AM）  
Pin15 Output ( FM )  
Impedance（FM）  
Rip14(AM)  
Cip14(AM)  
Rip14(FM)  
Cip14(FM)  
Rop15(AM)  
Cop15(AM)  
Rop15(FM)  
Cop15(FM)  
f=465KHZ  
f=465KHZ  
f=10.7MHZ  
f=10.7MHZ  
f=465KHZ  
f=465KHZ  
f=10.7MHZ  
f=10.7MHZ  
300  
3.5  
300  
4
300  
5.5  
300  
6
KΩ  
pF  
KΩ  
pF  
KΩ  
pF  
KΩ  
pF  
2
UTC UNISONIC TECHNOLOGIES CO., LTD.  
QW-R110-002,A  
UTCKA22427 LINEAR INTEGRATED CIRCUIT  
TEST CIRCUIT  
V16  
V13  
Vcc  
Icc  
1
6
4
2
3
0.047 µF  
OUTPUT  
470 µF  
SW2  
45  
4
6
3
2
1.2k  
Ω
470 µF  
Ω
1
4
6
3
2
8Ω  
4.7k  
Ω
GND  
1
SW1  
FM  
AM  
0.001 µF  
10pF  
16  
1
15  
2
14  
13  
12  
11  
10  
7
9
8
UTC KA22427  
22kΩ  
Rg=50  
Ω
3
4
5
6
~
HF  
SIGNAL  
3.3 µF  
0.022 µF  
6
1
3
2
4
6
4
6
3
2
0.01 µF  
2
3
5kΩ  
4
1
1
2pF  
51pF  
0.047 µF  
4
6
3
2
220pF  
0.022  
50Ω  
Rg=600  
Ω
50  
次
1
AUDIO  
SIGNAL  
~
0.022 µF  
µ
F
FM  
AM  
SW1  
AM HF  
INPUT  
V
OD  
INPUT  
FM IF  
INOUT  
UTC assumes no responsibility for equipment failures that result from using products at values that  
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or  
other parameters) listed in products specifications of any and all UTC products described or contained  
herein. UTC products are not designed for use in life support appliances, devices or systems where  
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in  
whole or in part is prohibited without the prior written consent of the copyright owner. The information  
presented in this document does not form part of any quotation or contract, is believed to be accurate  
and reliable and may be changed without notice.  
3
UTC UNISONIC TECHNOLOGIES CO., LTD.  
QW-R110-002,A  

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