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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 DIAGRA TPOH TPOHINS TPOHCLK TPOHFP C13/CADD/8KREF TICLK TIOHM TOHCLK TDLCLK TOHINS TOH[ TDLSIG TOHFP XBOC Transmit FEAC XFDL Transmit HDLC Transmit O/H Access 1/2 TTB Transmit TrailBuffer TCELL FWDATA[7:0] TFCLK TWRENB TCLK TPOS/TDAT TNEG/TOHM Line Encode TRAN DS3 or E3 Transmit Framer SPLT Transmit ATM and PLCP Framer TXCP Transmit Cell Processor TXFF Transmit 4-Cell FIFO System Interface TSOC TCA TXPRTY RSOC REOH REOC RCA RXPRTY RRDENB RFCLK RCLK RPOS/RDAT RNEG/ROHM Line Encode FRMR DS3 or E3 Receive Framer ATMF/SPLR Receive ATM and PLCP Framer RXCP Receive Cell Processor RXFF Receive 4-Cell FIFO RBOC Receive FEAC RFDL Receive HDLC PMON Performance Monitor Receive O/H Access 1/2 TTB Receive Trail Buffer CPPM PLCP/cell Performance Monitor MPIF Microprocessor Interface FRDATA[7:0] TSEN D[7:0] RPOH RCELL A[7:0] ROH RPOHFP ROHFP RSTB WRB ROHCLK RPOHCLK PMC-931209 (R6) RDLCLK RDLSIG (c) 1998 PMC-Sierra, Inc. September, 1998 INTB CSB ALE RDB 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 DS3 or E3 Line Interface with Clock Recovery Analog Interface PM7323 RCMP-200 ATM Layer Cell Routing, Control, Monitoring, and Policing PM7345 S/UNI(R)-PDH SATURN(R) UNI for PDH Applications UTOPIA or SCI-PHYTM ATM Cell Bus SCI-PHYTM (Appended ATM Cells) Microprocessor Bus Crystal Oscillator Clock 34.386 MHz or 44.736 MHz 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 Analog Interface PM7323 RCMP-200 ATM Layer Cell Routing, Control, Monitoring, and Policing UTOPIA or SCI-PHYTM ATM Cell Bus SCI-PHYTM Appended ATM Cells) 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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