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MT8931C CMOS ST-BUS FAMILY Subscriber Network Interface Circuit Data Sheet
Features
• • • • • • • • • • • • • • ETS 300-012, CCITT I.430 and ANSI T1.605 S/T interface Full-duplex 2B+D, 192 kbit/s transmission Link activation/deactivation D-channel access contention resolution Point-to-point, point-to-multipoint and star configurations Master (NT)/Slave (TE) modes of operation Exceeds loop length requirements Complete loopback testing capabilities On chip HDLC D-channel protocoller 8 bit Motorola/Intel microprocessor interface Microprocessor-controlled operation Zarlink ST-BUS interface Low power CMOS technology Single 5 volt power supply The MT8931C Subscriber Network Interface Circuit (SNIC) implements the ETSI ETS 300-012, CCITT I.430 and ANSI T1.