SKU: AR-MT88-70
- 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
₹147.78
(Including GST)
The MT8870 Tone Decoder is a kind of commonly used multi-frequency decode IC product developed by the MITEL company. It is a complete 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.onboard complex frequency decoder chip mt8870 voice input interface board onboard five led indicators for easy viewing output state the chip have been drawn mainly basic pin pcb size: 26. 5 (Mm) x24. 5 (Mm). note: pcb design, vcc pin and gnd pin are in the opposite position, please be caution. The vcc pin should be the gnd pin, and the gnd pin should be the vcc pin material: plastic color: blue and black.
Specifications :
| Product | Audio & Speech Decoding Telephone Module |
| Model No | MT8870 |
| Operating Voltage | 3-5V DC |
| NO of Pins | 09 |
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
Package Include :
1 x MT8870 DTMF Audio & Speech Decoding Telephone Module
