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CVSD Digital Voice CODEC

CMX639
CVSD Digital Voice CODEC Features:
  • Continuously Variable Slope Delta Modulation (CVSD) full duplex CODEC for use in consumer and commercial digital voice communication systems
  • Totally integrated design eliminates the costs, complexity and risk of external filters and software algorithms
  • Either internal or external programmable clock supports data/sampling rates from 8kbps to 128kbps
  • Robust coding for wireless links; 3 and 4 bit companding algorithms
  • Tri-state output supports multiplexer applications
  • 3.0V to 5.5V low power operation with power save mode in 16 pin SOIC or 24 pin TSSOP packages
  • Ideally suited to consumer and business handheld digital voice appliances; spread spectrum wireless; cordless phones; voice recording and storage; delay lines; time domain scramblers; multiplexers and switches
CMX639 CVSD Digital Voice Codec:
Part Number Description Package
CMX639D4 CVSD Digital Voice CODEC 16SOIC
CMX639E2 CVSD Digital Voice CODEC 24TSSOP
Tape & Reel Specifications:
16SOIC, 24TSSOP
Tape Width 16mm
Reel Diameter 330mm
Quantity 1,000

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