TS3A4741
0.9-Ω LOW-VOLTAGE SINGLE-SUPPLY DUAL SPST ANALOG SWITCH
www.ti.com
SCDS228B–AUGUST 2006–REVISED SEPTEMBER 2006
FEATURES
APPLICATIONS
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Power Routing
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Low ON-State Resistance (ron)
Battery-Powered Systems
Audio and Video Signal Routing
Low-Voltage Data-Acquisition Systems
Communications Circuits
PCMCIA Cards
Cellular Phones
Modems
Hard Drives
– 0.9 Ω Max (3-V Supply)
– 1.5 Ω Max (1.8-V Supply)
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0.4-Ω Max ron Flatness (3-V Supply)
1.6-V to 3.6-V Single-Supply Operation
Available in SOT-23 and MSOP Packages
High Current-Handling Capacity (100 mA
Continuous)
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1.8-V CMOS Logic Compatible (3-V Supply)
Fast Switching: tON = 14 ns, tOFF = 9 ns
DCN PACKAGE
(TOP VIEW)
DGK PACKAGE
(TOP VIEW)
8
8
IN1
V+
1
2
3
4
NO1
COM1
IN2
NO1
1
V+
7
6
5
COM1 2
7
6
5
IN1
COM2
NO2
IN2
3
4
NO2
GND
COM2
GND
DESCRIPTION/ORDERING INFORMATION
The TS3A4741 is a low ON-state resistance (ron), low-voltage, dual single-pole/single-throw (SPST) analog
switch that operates from a single 1.6-V to 3.6-V supply. This device has fast switching speeds, handles
rail-to-rail analog signals, and consumes very low quiescent power.
The digital logic input is 1.8-V CMOS compatible when using a single 3-V supply.
The TS3A4741 has two normally open (NO) switches that are available in 8-pin SOT-23 and MSOP packages.
ORDERING INFORMATION
TA
PACKAGE(1)
Reel of 2500
Reel of 3000
ORDERABLE PART NUMBER
TS3A4741DGKR
TOP-SIDE MARKING
JYR
TBD
MSOP – DGK
SOT-23 – DCN
–40°C to 85°C
TS3A4741DCNR
(1) Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at
www.ti.com/sc/package.
FUNCTION TABLE
NO TO COM,
COM TO NO
IN
L
OFF
ON
H
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Copyright © 2006, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.