73M223 Overview
The 73M223 modem device receives and transmits serial and binary data over existing telephone networks using Frequency Shift Keying (FSK). It provides the filtering, modulation, and demodulation to implement a serial, asynchronous data munication channel. The 73M223 employs the CCITT V.23 signaling frequencies of 1302 and 2097 Hz, operating at 1200 baud, and is intended for half duplex operation over a two-line...
73M223 Key Features
- Low cost FSK Modem 1200 baud operation CMOS switched capacitor technology Built-in self-test feature On-chip filtering,