Product Summary

The MC145532DWR2 is an adaptive differential pulse code modulation (ADPCM) transcoder. The MC145532DWR2 provides a low-cost, full-duple, single-channel transcoder to (from) a 64 kbps PCM channel from (to) either a 16 kbps, 24 kbps, 32 kbps, or 64 kbps channel.


Parametrics

MC145532DWR2 absolute maximum ratings: (1) DC Supply Voltage: -0.5 to +7V; (2) Voltage, Any Pin to VSS: -0.5 to VDD +0.5V; (3) DC Current, Any Pin: ±10mA; (4) Operating Temperature: -40 to +85mA; (5) Storage Temperature; -85 to +150°C.

Features

MC145532DWR2 features: (1) Complies with CCITT Recommendation G.721-1988; (2) Complies with the American National Standard; (3) Full-Duplex, Single-Channel Operation; (4) Mu-Law or A-Law Coding is Pin Selectable; (5) Synchronous or Asynchronous Operation; (6) Serial PCM and ADPCM Data Transfer Rate from 64 kbps to 5.12 Mbps; (7) Simple Time Slot Assignment Timing for Transcoder Applications; (8) The MC145536EVK is the Evaluation Platform for the MC145532 and Also Includes the MC145480 5 V PCM Codec-CFilter.

Diagrams

MC145532DWR2 Block Diagram