
Macronix International
PRODUCT OVERVIEW
The MX93000 Special Codec integrates key functions of the analog-front-end of Digital Answering Machine (DAM) into a single integrated circuit. The MX93000 is intended to provide a complete, low cost, and single chip solution for telephone applications requiring a single +5V power supply.
FEATURES
• Single +5V power supply
• Sigma-Delta A/D D/A with digital filters
• Support u/A Law and 16-bit linear format
• On-chip automatic level control
• On-chip differential line driver
• On-chip digital volume control
• Programmable transmit/receive gain control
• Support switch paths for DAM (Digital Answering Machine) applications
• Easy interface to general purpose DSPs
• Easy read/write of control register by microprocessors
• Programmable power-down
• Support power-low/battery-low detection
• 28-pin DIP/SOP package