MT8870 IC – DTMF Decoder IC

The MT8870 IC – DTMF Decoder is a high-performance DTMF receiver IC that can decode Dual-Tone Multi-Frequency signals into a 4-bit binary code. This IC is widely used in telephone dialing systems, automated phone systems, and remote control applications where DTMF signaling is employed. The SMD SOIC-18 package provides a compact and surface-mountable form factor ideal for modern electronic designs.

Features :

1. DTMF Signal Decoding: Decodes 16 DTMF tones into a 4-bit binary output.
2. High Noise Immunity: Offers reliable performance in noisy environments.
3. Integrated Filters: Includes internal bandpass filters for signal conditioning.
4. Power-On Reset: Ensures reliable initialization upon power-up.
5. Low Power Consumption: Designed for low power operation.
6. Programmable Tone Duration: Can be configured for different time intervals.