AK4678 Description
The AK4678 is a 24bit stereo CODEC with a built-in Microphone-Amplifier, Receiver-Amplifier, Mono Class-D Speaker-Amplifier, Cap-less Class-G Headphone-Amplifier and Line-Amplifier.
AK4678 Key Features
- 4 Stereo Input Selectors
- 4 Stereo Inputs (Single-ended) or 3 Mono Input (Full-differential)
- MIC Amplifier: +24dB ~ 6dB, 3dB step
- 2 Output MIC Power Supplies
- Digital ALC (Automatic Level Control): +36dB ~ 54dB, 0.375dB Step, Mute