DatasheetsPDF.com

MT8930B

Mitel Networks
Part Number MT8930B
Manufacturer Mitel Networks
Description Subscriber Network Interface Circuit
Published Jun 20, 2007
Detailed Description ® CMOS ST-BUS™ FAMILY MT8930B Subscriber Network Interface Circuit Preliminary Information Features • • • • • • • • • ...
Datasheet PDF File MT8930B PDF File

MT8930B
MT8930B

Overview
® CMOS ST-BUS™ FAMILY MT8930B Subscriber Network Interface Circuit Preliminary Information Features • • • • • • • • • • • • • • www.
DataSheet4U.
com ISSUE 2 August 1993 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 Controllerless or microprocessor-controlled operation Mitel ST-BUS interface Low power CMOS technology Single 5 volt power supply Ordering Information MT8930BC 28 Pin Ceramic DIP MT8930BE 28 Pin Plastic DIP MT8930BP 44 Pin PLCC -40°C to +85°C Description The MT8930B Subscriber Network Interface Circuit (SNIC) implements the CCITT I.
430 and ANSI T1.
605 Recommendations for the ISDN S and T reference points.
Providing point-to-point and pointto-multipoint digital transmission, the SNIC may be used at either end of the subscriber line (NT or TE).
Applications • • • • • d e et e d h n gn s e i ta m s a m De 0C 0B d o c ew 893 93 e 8 D-channel protocoller is included and HDLC R N T An T t M controlled through a Motorola/Intel microprocessor r e M ullport.
A controllerless o o mode allows the SNIC to N f e r f operate without a microprocessor.
S y fo s f t l u a cto r The MT8930B is fabricated in Mitel’s CMOS process.
ISDN NT1 ISDN S or T interface ISDN Terminal Adaptor (TA) Digital sets (TE1) - 4 wire ISDN interface Digital PABXs, Digital Line Cards (NT2) n Co DSTi DSTo ST-BUS Interface D-channel Priority Mechanism LTx S-Bus Link Interface VBias LRx F0od C4b F0b STAR/Rsto CK/NT Cmode Microprocessor Interface VSS Timing and Control PLL HDLC Transceiver Link Activation Controller VDD Rsti HALF AD0-7 R/W/WR, AFT/PRI DS/RD, DinB AS/ALE, P/SC CS, DReq IRQ/NDA, DCack Figure 1 - Functional ...


Similar Datasheet


@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site. (Privacy Policy & Contact)