MT8870 DTMF RECEIVER

MT8870 DTMF Receiver Decoder IC

MT8870 DTMF Decoder, complete receiver with low power consumption, adjustable guard time, and central office quality.

The MT8870 DTMF Receiver Decoder IC is a complete DTMF receiver that integrates both band split filter and digital decoder functions. This module uses switched capacitor techniques for high and low group filters and employs digital counting techniques to decode 16 DTMF tone pairs into a 4-bit code. Its built-in differential input amplifier and clock oscillator minimize the need for external components, making it efficient for various applications.

Ideal for receiver systems adhering to British Telecom (BT) or CEPT specifications, the MT8870 DTMF Receiver is suitable for paging systems, mobile radio repeaters, and credit card systems. It features low power consumption and a power-down mode, ensuring energy efficiency while maintaining performance.

With its adjustable guard time and backward compatibility with previous models, the MT8870 DTMF Receiver is versatile for personal computers and remote control applications. Explore how this module can enhance your electronic projects and systems.

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Features of MT8870 DTMF Receiver Decoder IC

• Complete DTMF Receiver
• Low power consumption
• Internal gain setting amplifier
• Adjustable guard time
• Backward compatible

Specification of MT8870 DTMF Receiver Decoder IC

• Decoder type: DTMF
• Output: 4-bit code
• Power supply: 3V to 12V

Applications of MT8870 DTMF Receiver Decoder IC

• Paging systems
• Mobile radio systems
• Credit card systems
• Remote control
• Personal computers

Package Includes

• 1 X MT8870 DTMF Receiver Decoder IC