MX93521 Datasheet (Macronix International) - ALL DIGITAL VOICE RECORDER MACHINE BASED ON THE MX93521 VOCODER CHIP

MX93521, ALL DIGITAL VOICE RECORDER MACHINE BASED ON THE MX93521 VOCODER CHIP

This document describes how to implement an all-digital voice recorder using the MX93521 chip.

The MX93521 is a Digital Recorder Data Pump which is controlled by an external microprocessor to perform various recorder function.

The MX93521 is fully controlled by a HOST controller through a simple HOS

MX93521 Features

* Excellent sound quality by adopting 4800bps CELP speech compression alogorithm.

* Silent Compression algorithm to further compress si lence between speech.

* Flash Memory Management alogorithm to manage down-graded Flash Memory to store compressed speech data. With silent c