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821004J Datasheet - Renesas

821004J QUAD NON-PROGRAMMABLE PCM CODEC

The 821004J is a single-chip, four channel PCM CODEC with on-chip filters. The device provides analog-to-digital and digital-to-analog conversions and supports both a-law and µ *law companding. The digital filters in 821004J provides the necessary transmit and receive filtering for voice tele.

821004J Features

* 4 channel CODEC with on-chip digital filters

* Selectable A-law or µ-law companding

* Master clock frequency selection: 2.048 MHz, 4.096 MHz or 8.192 MHz

* Internal timing automatically adjusted based on MCLK and frame sync signal

* Separate PCM and master c

821004J Datasheet (966.57 KB)