TLV320AIC29

www.ti.com TLV320AIC29 SLAS494B − DECEMBER 2005 − REVISED OCTOBER 2007 STEREO AUDIO CODEC WITH INTEGRATED HEADPHONE AND SPEAKER AMPLIFIERS FEATURES D Stereo Audio DAC and Mono Audio ADC Support Rates Up to 48 ksps D High Quality 95-dB Stereo Audio Playback Performance D MIC Preamp and Hardware Automatic Gain Control With Up to 59.5-dB Gain D Stereo 16-W Headphone Amplifier With Capless Output Option D 400-mW 8-W Audio Power Amp With Direct Battery Supply Connection D 32-W Differential Earpiece Driver D Differential Interface to Cellular Phone Module D Integrated PLL For Flexible Audio Clock Generation D Low Power 19-mW Stereo Audio Playback at 48 ksps and 3.3-V Analog Supply level D Programmable Digital Audio Bass/Treble/ EQ/De-Emphasis D Auto-Detection of Jack Insertion, Headset Type, and Button Press D Direct Battery Measurement Accepts Up to 6-V Input D On-Chip Temperature and Auxiliary Input Measurement D Programmable Measurement Converter Resolution, Speed, Averaging, and Timing D SPI and I2S Serial Interfaces D Full Power-Down Control D 48-Pin QFN Package APPLICATIONS D Personal Digital Assistants D Cellular Smartphones D Digital Still Cameras D Digital Camcorders D MP3 Players DESCRIPTION The TLV320AIC29 is a low-power, high-performance audio codec with 16/20/24/32-bit 95-dB stereo playback, mono record functionality at up to 48 ksps. Two microphone inputs include independent programmable bias voltages, built-in pre-amps, and hardware automatic gain control, with...