RDL Technologies Pvt.Ltd
DTMF Decoder

DTMF Decoder

This board decodes DTMF signal either from an audio source or phone line to 4 bit binary TTL(5V) level output. It also indicates outputs with LED. Suitable for use with microcontroller applications.

 Order Code : RDL/DTMF/13/001/V1.0


  • Decodes DTMF as 4 bit binary
  • TTL level output for direct connection to microcontrollers 
  • Low power 5V DC operation 
  • LED indication of outputs 
  • Simple to use.
  • High quality PCB FR4 Grade with FPT Certified.

Package Contains :

  • DTMF Decoder.
586.00 381.00