MT89790 series datasheets. Manufacturer: Mitel Semiconductor.

MT89790B 0.3-7.0V; 40mA; CEPT PCM 30/CRC-4 framer & interface circuit. For primary rate ISDN network nodes, multiplexing equipment, private network: PBX to PBX links in 40-pin DIL package. Operational temperature range from 0°C to 70°C. Datasheet*) MT89790BN 0.3-7.0V; 40mA; CEPT PCM 30/CRC-4 framer & interface circuit. For primary rate ISDN network nodes, multiplexing equipment, private network: PBX to PBX links in 40-pin DIL package. Operational temperature range from 0°C to 70°C. Datasheet*) MT89790BS 0.3-7.0V; 40mA; CEPT PCM 30/CRC-4 framer & interface circuit. For primary rate ISDN network nodes, multiplexing equipment, private network: PBX to PBX links in 40-pin Surface Mount package. Operational temperature range from 0°C to 70°C. Datasheet*)

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