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CS9370DGP DTMF decoder chip dual-tone multi-frequency

The CS9370DGP is Dual Tone Multi-Frequency (DTMF) receivers integrated with digital decoder and band split filter functions.  It uses digital counting techniques to detect and decode all the 16 DTMF tone pairs into a 4-bit code output. Highly accurate switched capacitor filters are employed to divide tone (DTMF) signals into low and high group signals. A built-in dial tone rejection circuit is provided to eliminate the need for pre-filtering.

 Features & Specifications:

  • Wide Operating Voltage
  • Minimal External Components
  • No External Filter Required
  • Low Standby Current
  • Excellent Performance
  • 18pin DIP IC

Package Content:

1 x CS9370DGP DTMF decoder chip IC

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