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TLV320AIC27 Datasheet Stereo Audio Codec

Manufacturer: Texas Instruments

Overview: TLV320AIC27 STEREO AUDIO CODEC D 3.3-V or 5-V Operation D 18-Bit Stereo Codec D S/N Ratio >95 dB D Multiple Stereo Input Mixer D Mono and Stereo Volume Control D 48-Pin TQFP Package D Power.

General Description

The TLV320AIC27 comprises a stereo 18-bit codec (that is, 2 ADCs and 4 DACs), plus a comprehensive analog mixer with four sets of stereo inputs, plus one phone input, two microphone inputs, and one PC-beep input.

Additionally, on-chip reference circuits generate the necessary bias voltages for the device, and a bidirectional serial interface allows transfer of control data, DAC, and ADC words to and from the AC’97 controller.

The TLV320AIC27 is fully compliant with Revision 2.1 of the AC’97 specification.

Key Features

  • D Low-Power Implementation SLAS253.
  • MARCH 2000 D Four DAC Channels, Stereo ADC D Balanced Mixer Architecture D Variable Rate Audio and Modem Support D Analog 3D Stereo Enhancement D Line Level Outputs D Master/Slave ID Selection D AC97 Rev. 2.1 Compliant D Complete TI-DSP-CODEC Solution.