AK4523

ASAHI KASEI [AK4523] AK4523 20Bit Stereo DS ADC & DAC GENERAL DESCRIPTION The AK4523 has a dynamic range of 100dB and is well-suited middle-range MD, surround system, musical instruments and car audio. Signal inputs and outputs are single-ended. The DAC outputs are analog filtered to remove out of band noise. External components are minimized. FEATURES o DS Stereo ADC - 64x Oversampling - Sample Rate Ranging from 16kHz to 48kHz - S/(N+D): 92dB - Dynamic range, S/N: 100dB - Digital HPF for offset cancellation o DS Stereo DAC - 128x Oversampling - Sampling Rate Ranging from 16kHz to 48kHz - 2nd order SCF + 2nd order CTF - Digital de-emphasis for 32kHz, 44.1kHz, 48kHz sampling - S/(N+D): 90dB - Dynamic Range, S/N: 100dB - Soft Mute o High Jitter Tolerance o Master Clock: 256fs, 384fs, 512fs o Analog Power Supply: 4.5 to 5.5V, Digital Power Supply: 3.0 to 5.5V VA AGND VD DGND CMODE AINL+ AINLAINR+ AINRVREFH VCOM AOUTL AOUTR DS Modulator Decimation Filter HPF Clock Divider DS Mo...