DTMF Decoder Module MT8870
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5b692c9f9b5f1e56bc4bac42 DTMF Decoder Module MT8870 https://cdn1.storehippo.com/s/59c9e4669bd3e7c70c5f5e6c/ms.products/5b692c9f9b5f1e56bc4bac42/images/5b692c9f9b5f1e56bc4bac43/5b692c62b8e0fb5737b26047/webp/5b692c62b8e0fb5737b26047.jpg
The MT8870 Tone Decoder is a kind of common used multifrequency decode IC product developed by the MITEL company. It is a compete DTMF receiver. After it received the DTMF signal, it will divide the signal into high frequency group and low frequency group and send the signal to the digital decoder which can figure out the key value then send it to the outside Bus via four lines( Q1, Q2, Q3, Q4) as the binary form.

Features:

  • Working voltage: 5V
  • Power Consumption: 500MW(MAX)r: 500 mw (MAX)
  • On-board voice input interface
  • On-board LED, it is very convenient to check the output
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DTMF Decoder Module MT8870

Description of product

The MT8870 Tone Decoder is a kind of common used multifrequency decode IC product developed by the MITEL company. It is a compete DTMF receiver. After it received the DTMF signal, it will divide the signal into high frequency group and low frequency group and send the signal to the digital decoder which can figure out the key value then send it to the outside Bus via four lines( Q1, Q2, Q3, Q4) as the binary form.

Features:

  • Working voltage: 5V
  • Power Consumption: 500MW(MAX)r: 500 mw (MAX)
  • On-board voice input interface
  • On-board LED, it is very convenient to check the output