MT8880 DTMF Encoder 5V 11mA DIP-20 IC

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MT8880 DTMF Encoder IC DIP-20 The MT8880 is a highly integrated DTMF transceiver IC that combines a DTMF receiver, DTMF transmitter, call progress filter, and microprocessor interface into a single device. Built using ISO2-CMOS technology, the IC offers low power consumption, high reliability, and excellent signal accuracy, making it suitable for telecommunications equipment, remote control systems, and embedded communication projects. Features: Complete DTMF transmitter/receiver. Central office quality. Low power consumption. Microprocessor port. Adjustable guard time. Automatic tone burst mode. Call progress mode. Specifications: Parameter Value Part Number MT8880 Device Type DTMF Transceiver Function DTMF Encoder and Decoder Package DIP-20 Mounting Type Through Hole Supply Voltage 5V Operating Voltage Range 4.75V to 5.25V Operating Current 7mA Typical Power Consumption 57.8mW Typical Clock Frequency 3.579545MHz Input Resistance 10MΩ Typical Open Loop Gain 65dB Typical Unity Gain Bandwidth 1.5MHz Typical DTMF Functions Encode and Decode Call Progress Detection Supported Operating Temperature -40°C to +85°C Package Pins 20 Pin Configuration: Applications: Telephone dialing systems. Remote control equipment. Access control systems. Paging systems. Radio repeater controllers. Telecommunications equipment. Interconnect dialers. Caller identification systems. Security systems. Embedded communication devices. Industrial automation controls. Educational telecommunications projects. Package Include: 1x MT8880 DTMF Encoder 5V 11mA DIP-20 IC Datasheet