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| PMC-Sierra,Inc. PM5355 S/UNI-622 * Compatible with ATM Forum UTOPIA interface format, with support for multiPHY applications. * Provides access to section and line datalinks and all additional overhead to allow external processing for full SONET/SDH Network-Node Interface (NNI) compliance. * Provides a generic 8-bit microprocessor bus interface for configuration, control, and status monitoring. * Provides a standard 5-signal P1149.1 JTAG test port for boundary scan board test purposes. * Provides TTL-compatible inputs and outputs. * Low power, +5 V CMOS technology. * Packaged in a 208-pin, 28 mm by 28 mm slugged Plastic Quad Flat Pack (PQFP) with 0.5 mm pin pitch. 622 Mbit/s SATURN User Network Interface FEATURES * Monolithic SONET/SDH ATM User Network Interface (UNI) for LAN, Public UNI, and Public NNI connections. * Implements the ATM Transmission Convergence (TC) sublayer according to ATM Forum specifications using the SONET/SDH 622.08 Mbit/s and 155.52 Mbit/s formats. * Also supports the SONET 51.84 Mbit/s format. * Processes all SONET/SDH UNI overhead. * Inserts and extracts ATM payloads using ATM cell delineation. * Provides a SCI-PHYTM-compliant 50 MHz synchronous 16-bit (4-cell deep) FIFO buffers in both transmit and receive paths. SATURN(R)-compatible APPLICATIONS * * * * * * * Workstations and Personal Computer LAN Switches and Hubs Routers Video Servers Backbones Broadband Switching Systems Test Equipment BLOCK DIAGRAM TLAIS TSDCLK, TOWCLK TSD, TSOW, TSUC TLRDI TLDCLK TLD, TLOW TTOH[4:1] TTOHFP TTOHCLK TTOHEN TCLK TFP GTOCLK TPOH TPOHFP TPOHCLK TPOHEN TPAIS TPRDI POP[5:0] PIP[3:0] Transport O/H Insert TSICLK TSOUT FPOUT POUT[7:0] OOF PICLK FPIN FPOS PIN[7:0] RSICLK RSIN Transport O/H Extract Line Side Interface Transmit Section O/H Processor Section Trace Buffer Receive Section O/H Processor Path O/H Insert Parallel Input/Output Port TDO TDI TCK TMS TRSTB JTAG Test Access Port TSOC TDAT[15:0] TXPRTY[1:0] TCA TWRENB TFCLK RSOC RDAT[15:0] RXPRTY[1:0] RCA RRDENB RFCLK Drop Side Interface RCP RGFC (c)1998 PMC-Sierra, Inc. October, 1998 TSEN Transmit Line O/H Processor ByteInterleaved Mux Transmit Path O/H Processor Transmit ConCat Processor Receive Line O/H Processor ByteInterleaved Demux Receive ConCat Processor Path Trace Buffer Transmit ATM Cell Processor Receive ATM Cell Processor Receive Path O/H Processor Path O/H Extract Microprocessor Interface RTOH[4:1] RTOHFP RTOHCLK LOS LOF RSDCLK, ROWCLK RSD, RSOW, RSUC LAIS LRDI RLDCLK RLD, RLOW PMC-940402 (R5) RPOH RPOHFP RPOHCLK OHFP GROCLK LCD D[7:0] A[7:0] ALE CSB WRB RDB RSTB INTB LOP PAIS PRDI TCP TGFC XOFF Transmit ATM 4-Cell FIFO Receive ATM 4-Cell FIFO PM5355 S/UNI-622 622 Mbit/s SATURN User Network Interface TYPICAL APPLICATION MULTI-RATE 155 OR 622 Mbit/s ATM PHY Reference Clock Transmit Overhead Insert Transmit Alarm Insert Signals Clock Synthesis TCA E/O TSD+/- TCLK POUT[7:0] TXPRTY[1:0] TDAT[15:0] TSOC TWRENB TFCLK RCA RXPRTY[1:0] RDAT[15:0] RSOC RRDENB RFCLK Transmit Cell Interface Parallel-to-Serial and Serial-to-Parallel Converter PICLK FPIN PIN[7:0] OOF PM5355 S/UNI(R)-622 622 Mbit/s SATURN(R) User Network Interface Receive Cell Interface O/E RSD+/- Clock Data and Recovery Receive Overhead Extract Receive Alarm Detect Signals Microprocessor Bus for Configuration Status and Control 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-940402 (R5) 1998 PMC-Sierra, Inc. October, 1998 SCI-PHY and S/UNI-622 are trademarks of PMC-Sierra, Inc. |
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