PMC-Sierra,Inc.
PM5355
S/UNI-622
622 Mbit/s SATURN User Network Interface
FEATURES
•Monolithic SATURN®
•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
•Compatible with ATM Forum UTOPIA interface format, with support for multi- PHY applications.
•Provides access to section and line datalinks and all additional overhead to allow external processing for full SONET/SDH
•Provides a generic
•Provides a standard
•Provides
•Low power, +5 V CMOS technology.
•Packaged in a
28 mm slugged Plastic Quad Flat Pack (PQFP) with 0.5 mm pin pitch.
APPLICATIONS
•Workstations and Personal Computer
•LAN Switches and Hubs
•Routers
•Video Servers
•Backbones
•Broadband Switching Systems
•Test Equipment
BLOCK DIAGRAM
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| TLAIS TSDCLK, TOWCLK TSD, TSOW, TSUC | TLRDI | TLDCLK TLD, TLOW TTOH[4:1] | TTOHFP | TTOHCLK TTOHEN TCLK | TFP | TOCLKG | TPOH TPOHFP TPOHCLK TPOHEN | TPAIS TPRDI |
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| POP[5:0] | PIP[3:0] |
| TCP | TGFC XOFF | TDO TDI | TCK TMS TRSTB |
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| Transport |
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| O/H |
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| Insert |
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TSICLK |
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TSOUT |
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| Transmit |
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| TDAT[15:0] |
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FPOUT |
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| Section |
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| Transmit Path |
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| Transmit |
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POUT[7:0] |
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| O/H Processor |
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| Processor | Line O/H |
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| ATM |
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OOF |
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| Mux |
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| Transmit ConCat |
| Path | Processor |
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Line Side |
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PICLK |
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Interface |
| Trace |
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| Trace | Receive |
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FPIN |
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| Buffer |
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FPOS |
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| Receive |
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| ATM |
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| Line O/H |
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| Receive Path |
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PIN[7:0] |
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RSICLK |
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RSIN |
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| RFCLK |
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| Transport |
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| Extract |
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| Interface |
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| Extract |
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| LOS | LOF RSDCLK, ROWCLK RSD, RSOW, RSUC | LAIS | LRDI RLDCLK RLD, RLOW | RTOH[4:1] | RTOHFP RTOHCLK | OHFP GROCLK | RPOH RPOHFP RPOHCLK | LOP PAIS | PRDI | LCD | D[7:0] | A[7:0] ALE CSB | WRB | RDB | RSTB INTB | RCP RGFC | TSEN |
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| ©1998 | |||
