CS53L21 Overview
The CS53L21 is a highly integrated, 24-bit, 96-kHz, low power stereo A/D. Based on multibit, delta sigma modulation, it allows infinite sample rate adjustment between 4 kHz and 96 kHz.
CS53L21 Key Features
- +32-dB or +16-dB mic preamps
- Analog programmable gain amplifier (PGA)
- Noise gate for noise suppression
- Programmable threshold and attack/release rates
- Programmable, low noise mic bias levels
- Differential mic mix for mon mode noise rejection
- Stereo record (ADC): 8.72 mW @ 1.8 V
- Stereo record (mic to PGA and ADC): 13.73
- 1.8-2.5-V digital and analog
- 1.8-3.3-V interface logic