Principales Caracteristicas Tecnicas Applications: Digital still camera, Digital video camera Recording Function · Stereo Mic Input (Full-differential or Single-ended) · Stereo Line Input · MIC Amplifier (+32dB/+29dB/+26dB/+23dB/+20dB/+17dB/+10dB/0dB) · Digital ALC (Automatic Level Control) (+36dB ~ -54dB, 0.375dB Step, Mute) · ADC Performance: S/(N+D): 83dB, DR, S/N: 86dB (MIC-Amp=+20dB) S/(N+D): 88dB, DR, S/N: 95dB (MIC-Amp=0dB) · Wind-noise Reduction Filter · 5 Band Notch Filter · Stereo Separation Emphasis Playback Function · Digital De-emphasis Filter (tc=50/15s, fs=32kHz, 44.1kHz, 48kHz) · Digital ALC (Automatic Level Control) (+36dB ~ -54dB, 0.375dB Step, Mute) · Stereo Separation Emphasis · Stereo Line Output - Performance: S/(N+D): 88dB, S/N: 92dB · Mono Speaker-Amp - S/(N+D): 60dB@150mW, S/N: 90dB - BTL Output - Available for both Dynamic and Piezo Speaker - Output Power: 400mW@8 (SVDD=3.3V) · Analog Mixing: Mono Input Power Management Master Clock: (1) PLL Mode · Frequencies: 12MHz, 13.5MHz, 24MHz, 27MHz (MCKI pin) 1fs (LRCK pin) 32fs or 64fs (BICK pin) (2) External Clock Mode · Frequencies: 256fs, 512fs or 1024fs (MCKI pin) Output Master Clock Frequencies: 32fs/64fs/128fs/256fs Sampling Rate: · PLL Slave Mode (LRCK pin): 7.35kHz ~ 48kHz · PLL Slave Mode (BICK pin): 7.35kHz ~ 48kHz · PLL Slave Mode (MCKI pin): 8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz · PLL Master Mode: 8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz · EXT Slave Mode: 7.35kHz ~ 48kHz (256fs), 7.35kHz ~ 26kHz (512fs), 7.35kHz ~ 13kHz (1024fs) P I/F: 3-wire Serial Master/Slave mode Audio Interface Format: MSB First, 2’s compliment · ADC: 16bit MSB justified, I2S · DAC: 16bit MSB justified, 16bit LSB justified, 16-24bit I2S Ta = -30 ~ 85°C Power Supply: · AVDD: 2.2 ~ 3.6V (typ. 3.3V) · DVDD: 1.6 ~ 3.6V (typ. 3.3V) · SVDD: 2.2 ~ 4.0 V (typ. 3.3V) Package: 32pin QFN (5mm x 5mm, 0.5mm pitch) Pin/Register Compatible with AK4642EN/AK4643EN Evaluation Board: AKD4646 |