1

2

A

B

C

TS3A26746E

www.ti.com

SCDS313C – FEBRUARY 2011 – REVISED MAY 2013

2 X 2 Crosspoint Switch for Audio Applications

Check for Samples: TS3A26746E

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FEATURES

PINOUT

•

•

•

3.0V to 3.6V V+ Operation

•

Control Input is 1.8-V Logic Compatible

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6-bump, 0.5mm pitch CSP Package (1.45mm ×

0.95mm × 0.5mm)

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Latch-Up Performance Exceeds 100 mA Per

JESD 78, Class II

•

ESD Performance Tested Per JESD 22

DESCRIPTION

–

2000-V Human-Body Model (A114-B, Class

The TS3A26746E is a 2 × 2 cross-point switch that is

II)

used to interchange the Ground and MIC connections

–

500-V Charged-Device Model (C101)

on a headphone connector. The Ground switch has

•

ESD Performance (SLEEVE, RING2)

across

it,

preventing

undesired

increases

in

–

±8-kV Contact Discharge (IEC 61000-4-2)

headphone ground reference voltage. The switch

state

is

controlled

via

the

SEL

input.

When

APPLICATIONS

SEL=High, GND is connected to RING2 and MIC is

connected to SLEEVE. When SEL=Low, GND is

•

Cellular phones

connected to SLEEVE and MIC is connected to

•

PDAs

RING2. An internal 100k pull-up resistor on the SEL

•

Portable Instrumentation

input sets the default state of the switch.

•

Digital Still Cameras

•

Portable Navigation Devices

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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 © 2011–2013, 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.