MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
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Single-Chip 300-Baud Modem
The MC145442B and MC145443B silicon–gate CMOS single–chip low– speed modems contain a complete frequency shift keying (FSK) modulator, demodulator, and filter. These devices are compatible with CCITT V.21 (MC145442B) and Bell 103 (MC145443B) specifications....
