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AK4520A - 100dB 20Bit Stereo ADC/DAC

General Description

The AK4520 is a stereo CMOS A/D & D/A converter for middle-range MD/DAT, Surround System and musical instruments.

Signal inputs and outputs are single-ended.

The DAC outputs are analog filtered to remove out of band noise.

Key Features

  • † ∆Σ Stereo ADC - 64x Oversampling - S/(N+D): 90dB at 5V, 86dB at 3V - Dynamic Range: 100dB at 5V, 96dB at 3V - S/N: 100dB at 5V, 96dB at 3V - Digital HPF for offset cancel † ∆Σ Stereo DAC - 128x Oversampling - 2nd order SCF + 2nd order CTF - Digital de-emphasis for 32kHz, 44.1kHz, 48kHz sampling - S/(N+D): 90dB at 5V, 90dB at 3V - Dynamic Range: 100dB at 5V, 96dB at 3V - S/N: 100dB at 5V, 96dB at 3V † High Jitter Tolerance † Sample Rate Ranging from 16kHz to 54kHz † Master Clock: 256fs or 384f.

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Part Number Description
AK4522 20-BIT STEREO ADC/DAC
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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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ASAHI KASEI [AK4520A] AK4520A 100dB 20Bit Stereo ∆Σ ADC & DAC General Description The AK4520 is a stereo CMOS A/D & D/A converter for middle-range MD/DAT, Surround System and musical instruments. Signal inputs and outputs are single-ended. The DAC outputs are analog filtered to remove out of band noise. External components are minimized. Features † ∆Σ Stereo ADC - 64x Oversampling - S/(N+D): 90dB at 5V, 86dB at 3V - Dynamic Range: 100dB at 5V, 96dB at 3V - S/N: 100dB at 5V, 96dB at 3V - Digital HPF for offset cancel † ∆Σ Stereo DAC - 128x Oversampling - 2nd order SCF + 2nd order CTF - Digital de-emphasis for 32kHz, 44.