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| PMC-Sierra,Inc. PM7345 S/UNI-PDH * Supports DS3 FEAC code insertion/ detection and provides an integral HDLC transceiver for path maintenance datalink processing. * Supports G.832 Trail Trace and provides an integral HDLC transceiver that supports the Network Requirement or General Purpose datalinks. * Provides detection of DS3/E3 Loss Of Frame (LOF) and yellow alarm. * Accumulates BIP-8, framing and FEBE events. * Provides ATM cell scrambling/ descrambling, HCS error detection and correction, HCS insertion, idle/ unassigned ATM cell filtering and insertion, and accumulates counts of transmitted and received cells. * Provides DS3/E3 diagnostic loopback, line loopback, payload loopback and ATM cell loopback. * Provides support for an arbitrary rate external transmission line interface up to a maximum rate of 52 Mbit/s. * Uses PMC-Sierra PM4341A T1XC T1, PM6341 E1XC E1, or PM4351 COMET framer/line interface devices for DS1, E1, and J1 ATM UNI applications. * Software-compatible with the PM4341A T1XC, PM6341 E1XC, PM4351 COMET, PM5346 S/UNI(R)LITE, and PM7344 S/UNI-MPH. * Application-compatible with the PM8313 D3MX, PM4314 QDSX, and PM7323 RCMP-200. * Provides an 8-bit microprocessor interface for configuration, control, and status monitoring. * Low power CMOS technology. * Available in a high density 100-pin PQFP package (14 by 14 mm). SATURN User Network Interface for PDH Applications FEATURES * Monolithic single-chip ATM UserNetwork Interface (UNI) for DS3, E3, DS1, and E1 Plesiochronous Digital Hierarchy (PDH) applications. * Provides on-chip DS3 (M23 or C-bit parity) and E3 (G.751 and G.832) framers. * Implements the ATM direct cell mapping into DS1, DS3, E1, and E3 transmission systems according to ITU-T Recommendation G.804. * Implements the ATM physical layer for Broadband ISDN according to ITU-T Recommendation I.432. * Implements the Physical Layer Convergence Protocol (PLCP) for DS1 and DS3 transmission systems according to the ATM Forum User Network Interface Specification and ANSI TA-TSY-000773, TA-TSY000772 and E1 and E3 transmission systems according to ETSI 300-269 and ETSI-270. * Provides UTOPIA L1-compliant ATMPHY interface. APPLICATIONS * * * * * ATM Switches ATM Routers ATM Network Interfaces DSLAMs ATM / SMDS Test Equipment BLOCK DIAGRAM TIOHM TICLK C13/CADD/8KREF TPOHFP TPOHCLK TPOHINS TPOH TOHFP TOHCLK TDLCLK TOH TOHINS TDLSIG XBOC Transmit FEAC TCELL Block 5.5" x 3" XFDL Transmit HDLC Transmit O/H Access 1/2 TTB Transmit TrailBuffer FWDATA[7:0] TFCLK TCLK TPOS/DAT TNEG/TOHM Line Encoder TRAN DS3 or E3 Transmit Framer SPLT Transmit ATM and PLCP Framer TXCP Transmit Cell Processor TXFF Transmit 4-Cell FIFO TWRENB TSOC TCA TXPRTY System Interface RCLK RPOS/RDAT RNEG/ROHM Line Encoder FRMR DS3 or E3 Receive Framer ATMF/SPLR Receive ATM and PLCP Framer RXCP Receive Cell Processor RXFF Receive 4-Cell FIFO RSOC REOH REOC RCA RXPRTY RRDENB RFCLK FRDATA[7:0] RBOC Receive FEAC RFDL Receive HDLC PMON Performance Monitor Receive O/H Access 1/2 TTB Receive TrailBuffer CCPM PLCP/cell Performance Monitor MPIF Microprocessor Interface TSEN RPOHFP RDB A[7:0] WRB CSB ALE INTB RSTB D[7:0] ROHCLK ROH RCELL RPOHCLK RPOH RDLSIG ROHFP RDLCLK PMC-931209 (R6) (c) 1998 PMC-Sierra, Inc. September, 1998 PM7345 S/UNI-PDH SATURN User Network Interface for PDH Applications TYPICAL APPLICATIONS DS3 OR E3 ATM USER NETWORK INTERFACE Egress Direction ATM Layer Devices and Circuitry PM7345 S/UNI(R)-PDH SATURN(R) UNI for PDH Applications DS3 or E3 Line Interface with Clock Recovery PM7323 RCMP-200 ATM Layer Cell Routing, Control, Monitoring and Policing SCI-PHYTM (Appended ATM Cells) UTOPIA or SCI-PHYTM ATM Cell Bus Crystal Oscillator Clock 34.386 MHz or 44.736 MHz Microprocessor Bus DS1 OR E1 ATM USER NETWORK INTERFACE Egress Direction ATM Layer Devices and Circuitry PM7345 S/UNI(R)-PDH SATURN(R) UNI for PDH Applications PM4351 COMET T1/E1/J1 Framer/LIU PM7323 RCMP-200 ATM Layer Cell Routing, Control, Monitoring and Policing SCI-PHYTM (Appended ATM Cells) UTOPIA or SCI-PHYTM ATM Cell Bus Crystal Oscillator Clock 34.386 MHz or 44.736 MHz Microprocessor Bus Head Office: PMC-Sierra, Inc. #105 - 8555 Baxter Place Burnaby, B.C. V5A 4V7 Canada Tel: 604.415.6000 Fax: 604.415.6200 To order documentation, send email to: document@pmc-sierra.com or contact the head office, Attn: Document Coordinator All product documentation is available on our web site at: http://www.pmc-sierra.com For corporate information, send email to: info@pmc-sierra.com PMC-931209 (R6) (c) 1998 PMC-Sierra, Inc. September, 1998 SATURN, SCI-PHY, S/UNI-LITE, S/UNI-MPH, and S/UNI-PDH are trademarks of PMC-Sierra, Inc. |
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