DTMF development board

DTMF Development Board offers a very convenient way to generate DTMF tones and demodulate it. It uses the famous MT8880/MT8888 DTMF transreceiver IC from Mitel.

* Easy 10 pin Box Header connector for interfacing data/control pins

* Crystal derived frequency source for accurate generation and demodulation of DTMF tones for your project

* Onboard upto 350 mW audio amplifier block for DTMF tones with Volume Adjust Preset

* 5V Supply sourced via interfacing Box Header

* Relimate/Berg type analog connection

* Four mounting holes 3.2 mm each

* PCB dimensions 56 mm x 49 mm