AK5356

ASAHI KASEI [AK5356] AK5356 Low Power 20-Bit ADC with MIC-Amp & PGA GENERAL DESCRIPTION The AK5356 is a low voltage 20bit A/D converter for digital audio system. The AK5356 also includes microphone amplifier and analog input PGA, making it suitable for microphone applications or low-input signal levels. As digital power supply of the AK5356 corresponds to 1.8V, the interface with microprocessor can operate at low voltage. The AK5356 is housed in a space-saving 28-pin QFN package. FEATURES 1. MIC Block MIC Power Pre-Amplifier (+13dB / +18dB / +28dB / +33dB) 2. 20bit 2ch ADC 2-Input Stereo Selector Analog Input PGA: +28dB ∼ - 52dB, Mute S/(N+D): 84dB DR, S/N: 89dB Monaural Mixing Digital HPF for DC-offset cancellation (fc=3.4Hz@fs=44.1kHz) 3. 3-wire Serial Control I/F 4. Master Clock: 256fs/384fs 5. Audio Data Format: MSB First, 2’s compliment 16/20bit MSB justified or 16/20bit I2S compatible 6. Power Supply Voltage AVDD: 2.0 ∼ 3.3V MVD...