Datasheet Details
| Part number | AK4558 |
|---|---|
| Manufacturer | AKM (Asahi Kasei Microdevices) |
| File Size | 1.80 MB |
| Description | 108dB 216kHz 32-Bit CODEC |
| Datasheet |
 AK4558 Datasheet
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General Description
The AK4558 is a low voltage 32bit 216kHz CODEC for high performance battery powered digital audio subsystems.
An internal circuit includes newly developed 32-bit Digital Filter achieving short group delay and high quality sound.
Key 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.