LM4931 Datasheet (Texas Instruments)

LM4931, Audio Subsystem

The LM4931 is an integrated audio subsystem that supports voice and digital audio functions.

The LM4931 includes a high quality stereo DAC, voice band codec, a stereo headphone amplifier and a high-power high efficiency mono speaker amplifier.

It is primarily designed for demanding applications in m

LM4931 Features

* 1

* 23 18-bit 44.1kHz or 48kHz Stereo DAC

* 16-bit 8kHz , 12kHz , 16kHz, or 24kHz Voice- Band Codec

* PLL for Operation from Common System Clocks

* Either I2C or SPI Compatible Serial Interface

* I2S Digital Audio Data Serial Interface

* PCM Voice Audio