Description
The AK4558 is a low voltage 32bit 216kHz CODEC for high performance battery powered digital audio subsystems.
Features
- Single-ended ADC
- Dynamic Range, S/N: 108dB@AVDD=3.3V
- S/(N+D):
92dB@AVDD=3.3V
- Selectable HPF for DC-offset cancel (fc = 1Hz @ fs=48kHz)
- 4-types Digital Filter for High Sound Quality
Single-ended DAC
- Dynamic Range, S/N: 108dB@AVDD=3.3V
- S/(N+D):
100dB@AVDD=3.3V
- Digital de-emphasis for 32kHz, 44.1kHz and 48kHz sampling
- 5-types Digital Filter for High Sound Quality
- Channel Independent Digital Attenuator (256 levels, 0.5dB steps)
Audio I/F format: MSB First, 2’s C.
AK4558-AKM.pdf
