DUAL TONE MULTIPLE FREQUENCY LINE INTERFACE

Dual Tone Multiple Frequency Line Interface The MC145740 is a silicon gate HCMOS LSI designed for general purpose Dual Tone Multiple Frequency (DTMF) communications, and contains a DTMF signal generator and a receiver for all 16 standard digits. The generator block has a differential line driver

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Motorola

摩托罗拉

Dual Tone Multiple Frequency Line Interface

Overview The MC145740 has been discontinued. Suggested replacement: none.The MC145740 is a silicon gate HCMOS LSI designed for general purpose Dual Tone Multiple Frequency (DTMF) communications, and contains a DTMF signal generator and a receiver for all 16 standard digits. The generator block has a Theserial control interface permits a CPU to exercise the following built-in features:\n\n •Single Power Supply:3.6 to 5.5 V\n •DTMF Generator and Receiver for All 16 Standard Digits\n •0 dBm Line Driver Into 600 ohm Load\n •AGC Amplifier\n •Programmable Transmit Attenuator\n •Serial Control Interfa;

恩XP

恩智浦

EPSON
SMD

EPSON

爱普生

上传：深圳市勤思达科技有限公司

爱普生
SMD

爱普生

上传：深圳市博浩通科技有限公司

EPSON
SMD

EPSON

爱普生

上传：深圳市瑞卓芯科技有限公司