LEFT

RIGHT

MIC

SLEEVE

TIP

RING1

RING2

V +

SEL

=L

100 kW

MIC BIAS

ACCESSORY

DATA

LEFT

RIGHT

MIC

SLEEVE

TIP

RING1

RING2

V +

SEL = H

100 kW

MIC BIAS

ACCESSORY

DATA

TS3A26746E

SCDS313C – FEBRUARY 2011 – REVISED MAY 2013

www.ti.com

These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam

during storage or handling to prevent electrostatic damage to the MOS gates.

TYPICAL APPLICATION BLOCK DIAGRAM

Figure 1. Standard Headphone Configuration (SEL=H)

Figure 2. Alternate Headphone Configuration (SEL=L)

2

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