ISL54057IRUZ-T [INTERSIL]

Ultra Low ON-Resistance, Low-Voltage, Single Supply, Differential 4 to 1 Analog Multiplexer; 超低导通电阻,低电压,单电源,差分4:1模拟多路复用器
ISL54057IRUZ-T
型号: ISL54057IRUZ-T
厂家: Intersil    Intersil
描述:

Ultra Low ON-Resistance, Low-Voltage, Single Supply, Differential 4 to 1 Analog Multiplexer
超低导通电阻,低电压,单电源,差分4:1模拟多路复用器

复用器
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ISL54057  
®
Data Sheet  
September 29, 2006  
FN6379.0  
Ultra Low ON-Resistance, Low-Voltage,  
Single Supply, Differential 4 to 1 Analog  
Multiplexer  
Features  
Pb-Free Plus Anneal Available (RoHS Compliant)  
• ON Resistance (R  
)
ON  
The Intersil ISL54057 device contains precision, bidirectional,  
analog switches configured as a differential 4-channel  
multiplexer/demultiplexer, designed to operate from a single  
+1.6V to +3.6V supply. The devices have an inhibit pin to  
simultaneously open all signal paths.  
- V+ = +3.0V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.41  
- V+ = +1.8V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.61Ω  
• R  
Matching Between Channels. . . . . . . . . . . . . . . . 0.09Ω  
ON  
• R  
Flatness Across Signal Range . . . . . . . . . . . . . . 0.07Ω  
ON  
ON resistance is 0.41with a +3V supply and 0.61with a  
single +1.8V supply. Each switch can handle rail to rail  
analog signals. The off-leakage current is only 4nA max at  
+25°C or 35nA max at +85°C with a +3.3V supply.  
• Single Supply Operation. . . . . . . . . . . . . . . . . +1.6V to +3.6V  
• Low Power Consumption (PD). . . . . . . . . . . . . . . . . <0.18µW  
• Fast Switching Action (V = +3V)  
S
- t  
- t  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27ns  
ON  
All digital inputs are 1.8V logic-compatible when using a  
single +3V supply.  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18ns  
OFF  
• Break-Before-Make  
The ISL54057 is a differential 4 to 1 multiplexer device that is  
offered in a 16 Ld 2.6x1.8x0.5mm µTQFN package.  
• High Current Handling Capacity (300mA Continuous)  
Available in 16 Ld 2.6x1.8x0.5mm µTQFN  
• 1.8V CMOS-Logic Compatible (+3V Supply)  
Table 1 summarizes the performance of this family.  
TABLE 1. FEATURES AT A GLANCE  
ISL54057  
Applications  
Configuration  
3V R  
Diff 4:1 Mux  
0.41  
• Battery Powered, Handheld, and Portable Equipment  
- Cellular/Mobile Phones  
ON  
3V t /t  
27ns/18ns  
ON OFF  
- Pagers  
1.8V R  
0.61Ω  
- Laptops, Notebooks, Palmtops  
ON  
1.8V t /t  
34ns/26ns  
ON OFF  
• Portable Test and Measurement  
• Medical Equipment  
Packages  
16 Ld 2.6x1.8x0.5mm µTQFN  
• Audio and Video Switching  
Related Literature  
• Technical Brief TB363 “Guidelines for Handling and  
Processing Moisture Sensitive Surface Mount Devices  
(SMDs)”  
• Application Note AN557 “Recommended Test Procedures  
for Analog Switches”  
Ordering Information  
PART NUMBER (NOTE)  
PART MARKING  
TEMP. RANGE (°C)  
PACKAGE  
PKG. DWG. #  
ISL54057IRUZ-T  
GAB  
-40 to +85  
16 Ld Thin µQFN Tape and Reel (Pb-free) L16.2.6x1.8A  
NOTE: Intersil Pb-free products employ special Pb-free material sets; molding compounds/die attach materials and 100% matte tin plate termination  
finish, which are RoHS compliant and compatible with both SnPb and Pb-free soldering operations. Intersil Pb-free products are MSL classified at Pb-  
free peak reflow temperatures that meet or exceed the  
Pb-free requirements of IPC/JEDEC J STD-020C.  
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.  
1
1-888-INTERSIL or 1-888-468-3774 | Intersil (and design) is a registered trademark of Intersil Americas Inc.  
Copyright Intersil Americas Inc. 2006. All Rights Reserved  
All other trademarks mentioned are the property of their respective owners.  
ISL54057  
Pinouts (Note 1)  
ISL54057  
(16 LD µTQFN)  
TOP VIEW  
B2  
ADD1  
V+  
A0  
A2  
ADD0  
GND  
N.C.  
NOTE:  
1. 2.6mm x 1.8mm x 0.5mm  
Truth Table  
Pin Descriptions  
ISL54057  
ADD1  
PIN  
FUNCTION  
INH  
1
ADD0  
SWITCH ON  
NONE  
V+  
System Power Supply Input (1.6V to 3.6V)  
No Connect. Not internally connected.  
Ground Connection  
X
0
0
1
1
X
0
1
0
1
N.C.  
GND  
INH  
0
A0, B0  
0
A1, B1  
Digital Control Input. Connect to GND for Normal  
Operation. Connect to V+ to turn all switches off.  
0
A2, B2  
COMA Analog Switch Channel A Output  
COMB Analog Switch Channel B Output  
A0-A3 Analog Switch Channel A Input  
B0-B3 Analog Switch Channel B Input  
ADDx Address Input Pin  
0
A3, B3  
NOTE: Logic “0” 0.5V. Logic “1” 1.4V, with a 3V supply.  
X = Don’t Care.  
FN6379.0  
September 29, 2006  
2
ISL54057  
Absolute Maximum Ratings  
Thermal Information  
o
V+ to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to 4.7V  
Input Voltages  
INH, Ax, Bx, ADDx (Note 2) . . . . . . . . . . . . . . -0.3 to (V+) + 0.3V  
Output Voltages  
COMx (Note 2) . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to (V+) + 0.3V  
Continuous Current NO or COM . . . . . . . . . . . . . . . . . . . . . ±300mA  
Peak Current NO or COM  
Thermal Resistance (Typical, Note 3)  
θ
( C/W)  
JA  
µTQFN Package . . . . . . . . . . . . . . . . . . . . . . . . . . .  
93  
Maximum Junction Temperature (Plastic Package) . . . . . . +150°C  
Maximum Storage Temperature Range. . . . . . . . . . . -65°C to +150°C  
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . +300°C  
(Lead Tips Only)  
(Pulsed 1ms, 10% Duty Cycle, Max) . . . . . . . . . . . . . . . . ±500mA  
ESD Rating  
Operating Conditions  
Temperature Range  
ISL54057IRUZ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to +85°C  
HBM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >4kV  
MM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >300V  
CDM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >1kV  
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the  
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.  
NOTES:  
2. Signals on Ax, Bx, COMx, ADDx, or INH exceeding V+ or GND are clamped by internal diodes. Limit forward diode current to maximum current  
ratings.  
3. θ is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.  
JA  
Electrical Specifications: 3V Supply  
Test Conditions: V  
(Notes 4, 8), Unless Otherwise Specified  
= +2.7V to +3.3V, GND = 0V, V  
= 1.4V, V  
= 0.5V  
SUPPLY  
INH  
INL  
TEMP (NOTE 5)  
(NOTE 5)  
PARAMETER  
TEST CONDITIONS  
(°C)  
MIN  
TYP  
MAX  
UNITS  
ANALOG SWITCH CHARACTERISTICS  
Analog Signal Range, V  
Full  
25  
0
-
V+  
0.75  
0.8  
0.2  
0.2  
0.15  
0.15  
4
V
ANALOG  
ON Resistance, R  
V+ = 2.7V, I  
= 100mA, V  
= 100mA, V  
= 100mA, V  
V
AX or BX  
= 0V to V+  
= Voltage at  
= 0V t0 V+  
-
-
0.43  
ON  
COM  
(See Figure )  
Full  
25  
-
R
Matching Between Channels, V+ = 2.7V, I  
V
AX or BX  
-
0.09  
ON  
R  
COM  
max R , Note 6  
ON  
ON  
Full  
25  
-
-
R
Flatness, R  
V+ = 2.7V, I  
(Note 7)  
V
AX or BX  
-
0.07  
ON  
FLAT(ON)  
COM  
Full  
25  
-
-
-
-
-
-
Ax or Bx OFF Leakage Current,  
or I  
V+ = 3.3V, V  
= 0.3V, 3V, V  
V
= 3V, 0.3V  
-4  
-35  
-8.5  
-60  
nA  
nA  
nA  
nA  
COM  
COM  
AX or BX  
I
Ax(OFF)  
Bx(OFF)  
Full  
25  
35  
COM ON Leakage Current,  
V+ = 3.3V, V  
= V  
V
= 0.3V, 3V  
8.5  
60  
AX or BX  
I
COM(ON)  
DIGITAL INPUT CHARACTERISTICS  
Input Voltage High, V , V  
Full  
Full  
Full  
Full  
1.4  
-
-
-
-
-
V
V
INH ADDH  
Input Voltage Low, V , V  
0.5  
0.5  
INL ADDL  
, I , I  
Input Current, I  
INH INL ADDH  
,
V+ = 3.3V, V  
= V  
= 0V or V+  
ADD  
-0.5  
µA  
INH  
I
ADDL  
DYNAMIC CHARACTERISTICS  
Inhibit Turn-ON Time, t  
V+ = 2.7V, V  
(See Figure 1)  
V
= 1.5V, R = 50, C = 35pF  
25  
Full  
25  
-
-
-
-
-
-
-
-
-
-
-
27  
37  
18  
28  
29  
40  
4
-
-
-
-
-
-
-
-
-
-
-
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
pF  
pF  
pF  
ON  
Ax or Bx  
L
L
Inhibit Turn-OFF Time, t  
OFF  
V+ = 2.7V, V  
See Figure 1  
V
= 1.5V, R = 50, C = 35pF,  
Ax or Bx L L  
Full  
25  
Address Transition Time, t  
V+ = 2.7V, V  
(See Figure 1)  
V
= 1.5V, R = 50, C = 35pF  
TRANS  
BBM  
AX or BX L L  
Full  
25  
Break-Before-Make Time, t  
V+ = 3.3V, V  
V
= 1.5V, R = 50, C = 35pF  
L L  
AX or BX  
(See Figure 2)  
Full  
25  
1
Ax or Bx OFF Capacitance, C  
OFF  
f = 1MHz, V  
f = 1MHz, V  
f = 1MHz, V  
V
= V  
= V  
= V  
= 0V (See Figure )  
= 0V (See Figure 6)  
= 0V (See Figure 6)  
44  
149  
201  
AX or BX  
COM  
COM  
COM  
COM OFF Capacitance, C  
V
AX or BX  
25  
OFF  
COM ON Capacitance, C  
V
AX or BX  
25  
COM(ON)  
FN6379.0  
September 29, 2006  
3
ISL54057  
Electrical Specifications: 3V Supply  
Test Conditions: V  
= +2.7V to +3.3V, GND = 0V, V  
= 1.4V, V  
= 0.5V  
SUPPLY  
(Notes 4, 8), Unless Otherwise Specified (Continued)  
INH  
INL  
TEMP (NOTE 5)  
(NOTE 5)  
PARAMETER  
TEST CONDITIONS  
= 50, C = 35pF, f = 100kHz  
(°C)  
MIN  
TYP  
65  
MAX  
UNITS  
dB  
OFF Isolation  
R
25  
-
-
-
-
L
L
(See Figures 3 and 5)  
Crosstalk, Note 9  
25  
-100  
dB  
POWER SUPPLY CHARACTERISTICS  
Power Supply Range  
Full  
25  
1.6  
3.6  
0.05  
1.1  
V
Positive Supply Current, I+  
NOTES:  
V+ = 3.3V, V  
, V  
INH ADD  
= 0V or V+, Switch On or Off  
-
-
-
-
µA  
µA  
Full  
4. V = Input voltage to perform proper function.  
IN  
5. The algebraic convention, whereby the most negative value is a minimum and the most positive a maximum, is used in this data sheet.  
6. R  
R
matching between channels is calculated by subtracting the channel with the highest max R  
value.  
value from the channel with lowest max  
ON  
ON  
ON  
7. Flatness is defined as the difference between maximum and minimum value of on-resistance over the specified analog signal range.  
8. Parts are 100% tested at +25°C. Limits across the full temperature range are guaranteed by design and correlation.  
9. Between any two switches.  
Electrical Specifications: 1.8V Supply Test Conditions: V+ = +1.8V, GND = 0V, V  
= 1V, V  
= 0.4V (Note 4, 8),  
INL  
INH  
Unless Otherwise Specified  
TEMP  
(°C)  
MIN  
(NOTE 5)  
MAX  
(NOTE 5) UNITS  
PARAMETER  
TEST CONDITIONS  
TYP  
ANALOG SWITCH CHARACTERISTICS  
Analog Signal Range, V  
Full  
25  
0
-
-
-
-
-
-
-
V+  
V
ANALOG  
ON Resistance, R  
V+ = 1.8V, I  
= 10.0mA, V  
= 10.0mA, V  
= 10.0mA, V  
V = 1.0V  
AX or BX  
0.61  
-
0.85  
ON  
COM  
(See Figure 4)  
Full  
25  
0.9  
R
Matching Between Channels, V+ = 1.8V, I  
V = 1.0V  
AX or BX  
0.11  
0.12  
0.19  
0.19  
-
-
-
-
ON  
R  
COM  
(Note 6)  
ON)  
Full  
25  
R
Flatness, R  
V+ = 1.8V, I  
V = 0V, 0.9V,  
AX or BX  
ON  
FLAT(ON)  
COM  
1.6V (Note 7)  
DIGITAL INPUT CHARACTERISTICS  
Input Voltage High, V , V  
Full  
Full  
Full  
Full  
1
-
-
-
-
-
V
V
INH ADDH  
Input Voltage Low, V , V  
0.4  
0.5  
INL ADDL  
, I , I  
Input Current, I  
INH INL ADDH  
,
V+ = 1.8V, V  
, V  
INH ADD  
= 0V or V+  
-0.5  
µA  
I
ADDL  
DYNAMIC CHARACTERISTICS  
Inhibit Turn-ON Time, t  
V+ = 1.8V, V  
(See Figure 1)  
V
= 1.0V, R = 50, C = 35pF  
25  
Full  
25  
-
-
-
-
-
-
-
34  
45  
26  
37  
35  
46  
9
-
-
-
-
-
-
-
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ON  
Ax or Bx  
L
L
Inhibit Turn-OFF Time, t  
OFF  
V+ = 1.8V, V  
V
= 1.0V, R = 50, C = 35pF  
L L  
Ax or Bx  
(See Figure 1)  
Full  
25  
Address Transition Time, t  
V+ = 1.8V, V  
V
= 1.0V, R = 50, C = 35pF  
L L  
TRANS  
BBM  
AX or BX  
(See Figure 1)  
Full  
25  
Break-Before-Make Time, t  
V+ = 1.8V, V  
V
= 1.0V, R = 50, C = 35pF  
L L  
AX or BX  
(See Figure 2A)  
FN6379.0  
September 29, 2006  
4
ISL54057  
Test Circuits and Waveforms  
V+  
C
C
V+  
t < 5ns  
r
t < 5ns  
f
LOGIC  
INPUT  
50%  
0V  
V+  
A0, B0  
V
t
OUT  
ON  
A1,A2,B1,  
B2,A3,B3  
COMA  
COMB  
INH  
V
VA0, VB0  
OUT  
ADD0-1  
GND  
90%  
90%  
C
35pF  
L
R
50Ω  
LOGIC  
INPUT  
L
SWITCH  
OUTPUT  
0V  
t
OFF  
Logic input waveform is inverted for switches that have the opposite  
logic sense.  
Repeat test for other switches. C includes fixture and stray  
L
capacitance.  
R
L
------------------------------  
V
= V  
OUT  
(NO or NC)  
R
+ R  
(ON)  
L
FIGURE 1A. INHIBIT t /t  
ON OFF  
MEASUREMENT POINTS  
FIGURE 1B. INHIBIT t /t  
TEST CIRCUIT  
ON OFF  
V+  
0V  
t < 5ns  
r
t < 5ns  
f
LOGIC  
INPUT  
V+  
50%  
C
C
t
TRANS  
V
V+  
A0, B0  
V
OUT  
A1,A2,B1,  
B2,A3,B3  
OUT  
VA0, VB0  
COMA,  
COMB  
90%  
SWITCH  
OUTPUT  
ADD0-1  
INH  
GND  
C
35pF  
L
R
50Ω  
L
LOGIC  
INPUT  
10%  
VA3, VB3  
0V  
t
TRANS  
Logic input waveform is inverted for switches that have the opposite  
logic sense.  
Repeat test for other switches. C includes fixture and stray  
L
capacitance.  
R
L
------------------------------  
V
= V  
OUT  
(NO or NC)  
R
+ R  
(ON)  
L
FIGURE 1D. ADDRESS t  
TRANS  
TEST CIRCUIT  
FIGURE 1C. ADDRESS t  
MEASUREMENT POINTS  
TRANS  
FIGURE 1. SWITCHING TIMES  
FN6379.0  
September 29, 2006  
5
ISL54057  
Test Circuits and Waveforms (Continued)  
V+  
t < 5ns  
r
C
t < 5ns  
f
C
V+  
0V  
LOGIC  
INPUT  
V
OUT  
A0-A3  
B0-B3  
COMA  
COMB  
V+  
C
R
L
L
ADD0-1  
50Ω  
35pF  
90%  
SWITCH  
OUTPUT  
V
OUT  
LOGIC  
INPUT  
0V  
t
GND INH  
BBM  
Repeat test for other switches. C includes fixture and stray  
L
capacitance.  
FIGURE 2A. t  
BBM  
MEASUREMENT POINTS  
FIGURE 2B. t  
TEST CIRCUIT  
BBM  
FIGURE 2. BREAK-BEFORE-MAKE TIME  
V+  
V+  
10nF  
C
SIGNAL  
GENERATOR  
R
= V /100mA  
1
ON  
Ax or Bx  
Ax or Bx  
V
X
0V or V+  
100mA  
0V or V+  
ADD1  
ADD0  
V
1
ADD1  
ADD0  
Channel  
Select  
Channel  
Select  
COMA or  
COMB  
ANALYZER  
COMx  
GND INH  
GND  
INH  
R
L
Off-Isolation is measured between COM and “Off” NO terminal on  
each switch.  
Signal direction through switch is reversed and worst case values  
are recorded.  
FIGURE 4. R  
TEST CIRCUIT  
ON  
FIGURE 3. OFF ISOLATION TEST CIRCUIT  
FN6379.0  
September 29, 2006  
6
ISL54057  
Test Circuits and Waveforms (Continued)  
V+  
C
V+  
C
0V or V+  
SIGNAL  
GENERATOR  
50Ω  
Ax or Bx  
A
COM  
x
A
0V or V+  
ADD1  
ADD0  
ADD1  
ADD0  
IMPEDANCE  
ANALYZER  
Channel  
Select  
Channel  
Select  
COMA or COMB  
INH  
B
N.C.  
x
GND  
ANALYZER  
COM  
B
GND INH  
R
L
Crosstalk is measured between adjacent channels with one channel  
ON and the other channel OFF.  
Signal direction through switch is reversed and worst case values  
are recorded.  
FIGURE 6. CAPACITANCE TEST CIRCUIT  
FIGURE 5. CROSSTALK TEST CIRCUIT  
Logic inputs can be protected by adding a 1kresistor in  
series with the logic input (see Figure 7). The resistor limits  
the input current below the threshold that produces  
permanent damage, and the sub-microamp input current  
produces an insignificant voltage drop during normal  
operation.  
Detailed Description  
The ISL54057 analog switch offer precise switching  
capability from a single 1.6V to 3.6V supply with low  
on-resistance (0.41) and high speed operation  
(t  
= 27ns, t = 18ns). The devices are especially well  
ON  
OFF  
suited to portable battery powered equipment thanks to the  
low operating supply voltage (1.6V), low power consumption  
(0.17µW), low leakage currents (60nA max) , and the tiny  
µTQFN package. The ultra low on-resistance and Ron  
flatness provide very low insertion loss and distortion to  
applications that require signal reproduction.  
This method is not acceptable for the signal path inputs.  
Adding a series resistor to the switch input defeats the  
purpose of using a low R  
switch. Connecting schottky  
ON  
diodes to the signal pins as shown in Figure 7 will shunt the  
fault current to the supply or to ground thereby protecting the  
switch. These schottky diodes must be sized to handle the  
expected fault current.  
Supply Sequencing And Overvoltage Protection  
With any CMOS device, proper power supply sequencing is  
required to protect the device from excessive input currents  
which might permanently damage the IC. All I/O pins contain  
ESD protection diodes from the pin to V+ and to GND (see  
Figure 7). To prevent forward biasing these diodes, V+ must  
be applied before any input signals, and the input signal  
voltages must remain between V+ and GND.  
OPTIONAL  
SCHOTTKY  
DIODE  
V+  
OPTIONAL  
INH  
PROTECTION  
RESISTOR  
or  
ADD  
X
If these conditions cannot be guaranteed, then precautions  
must be implemented to prohibit the current and voltage at  
the logic pin and signal pins from exceeding the maximum  
ratings of the switch. The following two methods can be used  
to provided additional protection to limit the current in the  
event that the voltage at a signal pin or logic pin goes below  
ground or above the V+ rail.  
Ax or Bx  
V
COMX  
GND  
OPTIONAL  
SCHOTTKY  
DIODE  
FIGURE 7. OVERVOLTAGE PROTECTION  
FN6379.0  
September 29, 2006  
7
ISL54057  
The frequency response is very consistent over a wide V+  
Power-Supply Considerations  
range, and for varying analog signal levels.  
The ISL54057 construction is typical of most CMOS analog  
switches, in that they have two supply pins: V+ and GND. V+  
and GND drive the internal CMOS switches and set their  
analog voltage limits. Unlike switches with a 4V maximum  
supply voltage, the ISL54057 4.7V maximum supply voltage  
provides plenty of room for the 10% tolerance of 3.6V  
supplies, as well as room for overshoot and noise spikes.  
An OFF switch acts like a capacitor and passes higher  
frequencies with less attenuation, resulting in signal feed  
through from a switch’s input to its output. Off Isolation is the  
resistance to this feed through, while Crosstalk indicates the  
amount of feed through from one switch to another.  
Figure 11 details the high Off Isolation and Crosstalk  
rejection provided by this family. At 100kHz, Off Isolation is  
about 65dB in 50systems, decreasing approximately 20dB  
per decade as frequency increases. Higher load  
The minimum recommended supply voltage is 1.6V but the  
part will operate with a supply below 1.5V. It is important to  
note that the input signal range, switching times, and  
on-resistance degrade at lower supply voltages. Refer to the  
electrical specification tables and Typical Performance  
curves for details.  
impedances decrease Off Isolation and Crosstalk rejection  
due to the voltage divider action of the switch OFF  
impedance and the load impedance.  
Leakage Considerations  
V+ and GND power the internal logic (thus setting the digital  
switching point) and level shifters. The level shifters convert  
the logic levels to switched V+ and V- signals to drive the  
analog switch gate terminals.  
Reverse ESD protection diodes are internally connected  
between each analog-signal pin and both V+ and GND.  
One of these diodes conducts if any analog signal exceeds  
V+ or GND.  
Logic-Level Thresholds  
Virtually all the analog leakage current comes from the ESD  
diodes to V+ or GND. Although the ESD diodes on a given  
signal pin are identical and therefore fairly well balanced,  
they are reverse biased differently. Each is biased by either  
V+ or GND and the analog signal. This means their leakages  
will vary as the signal varies. The difference in the two diode  
leakages to the V+ and GND pins constitutes the analog-  
signal-path leakage current. All analog leakage current flows  
between each pin and one of the supply terminals, not to the  
other switch terminal. This is why both sides of a given  
switch can show leakage currents of the same or opposite  
polarity. There is no connection between the analog signal  
paths and V+ or GND.  
This device is 1.8V CMOS compatible (0.5V and 1.4V) over  
a supply range of 2.7V to 3.6V. At 2.7V the V level is about  
IL  
0.54V. This is still above the 1.8V CMOS guaranteed low  
output maximum level of 0.5V but noise margin is reduced.  
The digital input stages draw supply current whenever the  
digital input voltage is not at one of the supply rails. Driving  
the digital input signals from GND to V+ with a fast transition  
time minimizes power dissipation.  
High-Frequency Performance  
In 50systems, signal response is reasonably flat even past  
10MHz with a -3dB bandwidth of 70MHz (see Figure 12).  
Typical Performance Curves T = +25°C, Unless Otherwise Specified  
A
0.8  
0.7  
0.6  
0.5  
0.4  
0.3  
0.5  
0.45  
0.4  
V+ = 3V  
= 100mA  
I
= 100mA  
COM  
I
V+ = 1.65V  
COM  
+85°C  
+25°C  
-40°C  
V+ = 1.8V  
0.35  
0.3  
V+ = 2.7V  
V+ = 3V  
V+ = 3.6V  
2
0.25  
0
0.5  
1
1.5  
(V)  
2
2.5  
3
0
1
3
4
V
V
(V)  
COM  
COM  
FIGURE 9. ON RESISTANCE vs SWITCH VOLTAGE  
FIGURE 8. ON RESISTANCE vs SUPPLY VOLTAGE vs  
SWITCH VOLTAGE  
FN6379.0  
September 29, 2006  
8
ISL54057  
Typical Performance Curves T = +25°C, Unless Otherwise Specified (Continued)  
A
0
-10  
-20  
-30  
450  
-50  
-60  
-70  
-80  
10  
20  
30  
40  
50  
60  
70  
80  
90  
0.7  
0.65  
0.6  
V+ = 1.8V  
= 100mA  
V+ = 3V  
I
COM  
+85°C  
+25°C  
-40°C  
0.55  
0.5  
ISOLATION  
0.45  
0.4  
CROSSTALK  
10M  
-90  
100  
110  
0.35  
0
0.5  
1
1.5  
2
-100  
V
(V)  
COM  
1k  
10k  
100k  
1M  
100M 500M  
FREQUENCY (Hz)  
FIGURE 10. ON RESISTANCE vs SWITCH VOLTAGE  
FIGURE 11. CROSSTALK AND OFF ISOLATION  
Die Characteristics  
V+ = 3V  
GAIN  
0
SUBSTRATE POTENTIAL (POWERED UP):  
GND  
-10  
TRANSISTOR COUNT:  
228  
0
PHASE  
PROCESS:  
20  
40  
60  
80  
Submicron CMOS  
R
= 50Ω  
= 0.2V  
L
100  
100  
V
to 2V  
IN  
P-P P-P  
0.1  
1
10  
FREQUENCY (MHz)  
FIGURE 12. FREQUENCY RESPONSE  
All Intersil U.S. products are manufactured, assembled and tested utilizing ISO9000 quality systems.  
Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality  
Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without  
notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and  
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result  
from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.  
For information regarding Intersil Corporation and its products, see www.intersil.com  
FN6379.0  
September 29, 2006  
9
ISL54057  
Ultra Thin Quad Flat No-Lead Plastic Package (UTQFN)  
L16.2.6x1.8A  
D
A
B
16 LEAD ULTRA THIN QUAD FLAT NO-LEAD PLASTIC PACKAGE  
MILLIMETERS  
6
INDEX AREA  
SYMBOL  
MIN  
0.45  
NOMINAL  
MAX  
0.55  
NOTES  
N
E
A
A1  
A3  
b
0.50  
-
2X  
0.10 C  
1 2  
-
-
0.05  
-
2X  
0.10 C  
0.127 REF  
-
TOP VIEW  
0.15  
2.55  
1.75  
0.20  
2.60  
1.80  
0.40 BSC  
0.40  
0.50  
16  
0.25  
2.65  
1.85  
5
D
-
0.10 C  
E
-
C
A
0.05 C  
SEATING PLANE  
e
-
L
0.35  
0.45  
0.45  
0.55  
-
A1  
L1  
N
-
SIDE VIEW  
2
Nd  
Ne  
θ
4
3
e
4
3
PIN #1 ID  
L1  
1 2  
0
-
12  
4
NX L  
Rev. 4 8/06  
NOTES:  
5
NX b  
16X  
(DATUM B)  
(DATUM A)  
1. Dimensioning and tolerancing conform to ASME Y14.5-1994.  
2. N is the number of terminals.  
0.10 M C A B  
0.05 M C  
3. Nd and Ne refer to the number of terminals on D and E side,  
respectively.  
BOTTOM VIEW  
4. All dimensions are in millimeters. Angles are in degrees.  
5. Dimension b applies to the metallized terminal and is measured  
between 0.15mm and 0.30mm from the terminal tip.  
C
L
6. The configuration of the pin #1 identifier is optional, but must be  
located within the zone indicated. The pin #1 identifier may be  
either a mold or mark feature.  
(A1)  
NX (b)  
5
L
7. Maximum package warpage is 0.05mm.  
8. Maximum allowable burrs is 0.076mm in all directions.  
9. JEDEC Reference MO-255.  
e
SECTION "C-C"  
TERMINAL TIP  
C C  
10. For additional information, to assist with the PCB Land Pattern  
Design effort, see Intersil Technical Brief TB389.  
3.00  
1.80  
1.40  
0.90  
1.40  
2.20  
0.40  
0.20  
0.20  
0.40  
0.50  
10  
LAND PATTERN  
FN6379.0  
September 29, 2006  
10  

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