Description
The AK4637 is a low power 24-bit Mono CODEC with a microphone and speaker amplifiers.
Features
- 1. Recording Functions.
- Analog Input 1 Monaural Single-ended input or Differential input.
- Microphone Amplifier: +30dB ~ 0dB, 3dB Step.
- Microphone Power Supply: 2.0V or 2.4V, Noise Level= 108dBV.
- Digital ALC (Automatic Level Control) - Setting Range: +36dB 52.5dB, 0.375dB Step & Mute.
- ADC Performance: S/(N+D): 83dB, DR, S/N: 88dB (MIC-Amp=+18dB) S/(N+D): 84dB, DR, S/N: 95dB (MIC-Amp=0dB).
- Wind Noise Reduction Filter.
- 5-Band Notch Filter: Include Dynamic Gain.
AK4637-AKM.pdf
