PCM2912 Overview
Description
Antialiasing Filter Included – Digital HPF Included – Microphone Bias, Microphone Amplifier, and Input PGA - Stereo DAC With Headphone Output – Analog Performance at VBUS = 5.0 V: – THD+N: 0.01% (RL > 10 kΩ) – THD+N: 0.02% (RL = 32 Ω) – SNR: 92 dB The PCM2912 is the Texas Instruments single-chip, USB stereo audio CODEC with USB 2.0-compliant full-speed protocol controller and analog front end (AFE) function for headset application. The USB protocol controller works with no softwar.
Key Features
- 16-Bit Delta-Sigma ADC and DAC
- Multifunctions: – Suspend, Playback, and Record Status Flag – Microphone Amplifier, Mute, and Gain Control
- Sampling Rate
- On-Chip Clock Generator
- Single Power Supply: 5 V Typ (VBUS)
- Package: 32-Pin TQFP – With Single 6-MHz Clock Source
