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ML145442 ML145443
Single–Chip 300–Baud Modem
Legacy Device: Motorola MC145442B, MC145443B
The ML145442 and ML145443 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 (ML145442) and Bell 103 (ML145443) specifications. Both devices provide full–duplex or half–duplex 300–baud data communication over a pair of telephone lines. They also include a carrier detect circuit for the demodulator section and a duplexer circuit for direct operation on a telephone line through a simple transformer. This Device Offers The Following Performance Features: • • • • • • • • • • • • • • • • ML145442 Compatible with CCITT V .
ML145443 Datasheet
