MC145446A Datasheet (Motorola) - Single-Chip 300-Baud Modem with DTMF Transceiver

MC145446A, Single-Chip 300-Baud Modem with DTMF Transceiver

MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by MC145446A/D MC145446A Product Preview Single-Chip 300-Baud Modem with DTMF Transceiver The MC145446A is a silicon gate CMOS frequency shift keying (FSK) modem intended for use with telemeter systems or remote control systems over the telephone network.

It replaces the MC145446.

This device is compatible with CCITT V.21 and contains the entire circuit that provides a full duplex or half duplex 300 baud data c

MC145446A Features

* Single 5 V Power Supply Compatible with CCITT V.21 DTMF Generator and Receiver for All 16 Standard Digits Capable of Driving 0 dBm into a 600 Ω Load (VCC = 5 V) AGC (Auto Gain Control) Ampl