MT8870 DTMF Decoder Module

Features

• Accurate DTMF Signal Decoding: It easily decode dual tone multi frequency (DTMF) signals for reliable control. It allow accurate signal processing from telecommunication devices.
• High Sensitivity and Stability: It also provide stable performance with high sensitivity for clear tone detection. This ensures precise operation even in low signal conditions.
• Simple Interface Design: Features a straightforward pin layout for easy integration with microcontrollers. This makes it ideal for various communication and control projects.
• CMOS Technology: Built with CMOS technology, it offers low power consumption during operation. This enhances efficiency while minimizing power drain in electronic systems.
• Wide Application Range: Suitable for remote control, robotics, and telecommunication projects. The module is versatile for applications requiring DTMF tone decoding.

Specification

Model: MT8870 DTMF Decoder Module

Chipset: MT8870D

Function: Dual-tone multi-frequency (DTMF) decoding

Input Type: Audio signal input

Operating Voltage: 5V DC

Operating Current: ≤ 3mA

Frequency Stability: ±0.1%

Output: 4-bit binary output (D0-D3)

Output Format: Binary-coded decimal (BCD)

MTBF (Mean Time Between Failures): Over 100,000 hours

LED Indicators: Yes, for signal detection

Response Time: < 25ms

Dimensions: 25 mm x 25.4 mm x 12 mm

Applications: Telephone dialing systems, remote control, robotics

SKU: RW-167