Description

The TS4601B is a stereo headphone driver dedicated to high audio performance and spaceconstrained applications. It has the same uses as the TS4601 which it replaces, while offering highly improved ESD ratings.

Features

■ Power supply range: 2.9 V to 5.5 V

■ 107 dB of PSRR at 217 Hz

■ Fully differential inputs

■ I²C interface for volume control

■ Digital volume control range from -60 dB to +4 dB

■ 101 dB of SNR A-weighted

■ Independent right and left channel shutdown control

■ Low quiescent current: 4.8 mA typ. at 3.0 V

■ Low standby current: 2 µA max

■ Output-coupling capacitors removed

■ Flip-chip package 2.1 mm x 2.1 mm, 500 µm pitch, 16 bumps

Applications

■ Cellular phones

■ Notebook computers

■ CD/MP3 players