PCM3794A Overview
The PCM3793A/94A is a low-power stereo CODEC designed for portable digital audio applications. The device integrates stereo digital speaker amplifier, headphone amplifier, line amplifier, line input, boost amplifier, microphone bias, programmable gain control, analog mixing, sound effects, and automatic level control (ALC). It is available in a small-footprint, 5-mm × 5-mm QFN package.
PCM3794A Key Features
- Analog Front End
- Stereo Single-Ended Input With Multiplexer
- Mono Differential Input
- Stereo Programmable Gain Amplifier
- Microphone Amplifier (20 dB) and Bias Analog Back End
- Stereo/Mono Line Output With Volume
- Stereo/Mono Headphone Amplifier With Volume and Capless Mode
- Stereo/Mono Digital Speaker Amplifier (BTL) With Volume Analog Performance
- Dynamic Range: 93 dB (DAC)
- Dynamic Range: 90 dB (ADC)