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MT8870 DTMF Decoder Module Telephone Audio Speech Decoding Module For Phone Control Interface Module For Arduino - RS2625

MT8870 DTMF Decoder Module Telephone Audio Speech Decoding Module For Phone Control Interface Module For Arduino - RS2625

RS2625

100 in stock

Rs. 96.00
Rs. 96.00
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Delivery Time

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  • Delivery time if the order item is on Preorder Status is 15-20 working days.

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Description:

This DTMF (Dual-Tone Multi-Frequency) decoding module is your gateway to adding sophisticated, touch-tone control to your projects. Imagine the possibilities: by interpreting incoming DTMF tones, this module generates a precise coded output, ready to interface seamlessly with a wide range of microcontrollers.

Commonly found in everyday touch-tone devices like telephones, DTMF relies on a unique system. Each tone is a combination of two distinct sine waves, producing a signal that can be transmitted wirelessly or heard audibly. When this module receives such a signal, it expertly decodes it, translating the tone into a binary output that your other devices can understand and act upon. 

Specifications:

  • Operating Voltage: 5VDC
  • Chip: MT8870DS
  • Power Consumption: 500mW (MAX)
  • Operating Temperature: -40-+85 °C
  • Board Color: Blue

Features:

  • Onboard voice input interface
  • Low power consumption
  • Internal gain setting amplifier
  • Onboard LED, it is very convenient to check the output state.
  • Adjustable guard time
  •  Central office quality
  • Onboard 3.5mm input interface
  • 5 Channel interface
  • On-board MT8870 frequency decoder chip
  • Power-down mode
  • Inhibit mode
  • Onboard audio input interface
  • Onboard LED lights for output state indicationComplete DTMF Receiver.
  • Does not require external circuits or wiring; it can be inserted directly into the UNO/MEGA2560/DUE board to use.
  • 12-Digital outputs decode mobile and fixed telephone keys (0-9, * #). Also, another 4 Digital outputs (ABCD) can use “DTMF Dial” for Software control.

Package Included:

1 x MT8870 Voice Decoding Module