16 Channels MT8870 DTMF Audio Decoder Phone Voice Decoding Controller for Smart Home

$0.99

16 Channels MT8870 DTMF Audio Decoder Phone Voice Decoding Controller for Smart Home16 Channels MT8870 DTMF Audio Decoder Phone Voice Decoding Controller for Smart Home16 Channels MT8870 DTMF Audio Decoder Phone Voice Decoding Controller for Smart Home

Features: This decoding module is for mobile and fixed telephone voice dialing decoding function. It has 16 channels, 8 kinds of selectable output function, and leads to STD signal to use as a microcontroller interrupt signal. Very convenient to embed all kinds for mobile and fixed telephoneremote remote control, remote control decoding key value. 12 channels outputs decode mobile and fixed telephone keys (0-9, * #). Another 4 channels output(ABCD) can use "DTMF Dial" Software control. Specification: Power Supply Voltage: DC 4.5V-5.5V(Typical 5V) Operating Temperature: -40~85 IO Drive : Sink Current (Low level drive) 20mA, source current(High level drive) 270uA 16 Channel selectable high and low level output. 16 Channel output: 0-9,*# ABCD 8 kinds of Mode selection PCB Size: 50 20mm / 1.97 0.79in Weight: Approx. 18g Package list: 1 * 16 Channel DTMF Decoder Module 1 * Male to Male Audio Wire (3.5mm jack )