PM5309 TBS 2488 Released Multi-rate Telecom Backplane SERDES for 2.5 Gbit/s Interconnect FEATURES • High performance backplane interface and cross-connect for 2.5G line cards in SONET/SDH systems. • Provides one low-speed parallel TelecomBus interface operating at 32 bits x 77.76 MHz. • Provides three high-speed multi-rate serial backplane interfaces. • Supports CLOS and memory-based switch fabric systems. • Supports linear, UPSR, and BLSR protection strategies. • Provides two pages of connection memory with software and hardware controlled hitless page swaps at frame boundaries. • Provides integrated delay management that allows for arbitrary SONET/SDH frame alignments on each ingress serial link. • High-speed serial RASIO compatible with CML, LVDS, and LVPECL. • Supports nibble and di-bit slicing on 622 Mbit/s links for sliced switching architectures. PARALLEL PORT FUNCTIONS • Supports one 32-bit or four 8-bit 77.76 MHz TelecomBus interfaces to SERIAL PORT FUNCTIONS interface with parallel TelecomBus • Supports three RASIO 3G high-speed framers and mappers. serial backplane interfaces for interfacing • Integrated pointer interpreter reduces with SONET/SDH cross-connects, complexity of external framers and framers, mappers, and other mappers by asserting payload, J0, and TBS™ 2488 devices. J1 indications on the outgoing SWITCHING CAPACITY • Each high-speed serial backplane TelecomBus interface. • Implements a 10G memory switch fabric interface is capable of independent • Allows insertion and extraction of TOH with STS-1/AU-3 switching granularity in operation at 4x622 Mbit/s scrambled bytes through a dedicated low speed a single device. NRZ SONET/SDH, 4x777 Mbit/s Serial serial interface. • Supports non-blocking anycast switching TelecomBus, or 1x2488 Mbit/s between any of the serial or parallel scrambled NRZ SONET/SDH. interfaces. BLOCK DIAGRAM ESSI Link Framing & Monitoring RxP1[4:1] Rx RASIO PMC-2021208 (R4) ESSI Link Generator Tx RASIO ESSI Link Framing & Monitoring Pointer Interpreter & Delay Mgmt Connection Memory and Control ESSI Link Generator Tx RASIO TxP1[4:1] TxN1[4:1] TelecomBus Monitor & Byte Interleave Microprocessor Interface CSU (3) Overhead Extract REFCLKP[3:1] REFCLKN[3:1] JTAG Interface RJ0FP Overhead Insert TelecomBus Signal Generator & Byte DeInterleave TxP2[4:1] TxN2[4:1] TxP3[4:1] TxN3[4:1] Parallel Interface Pointer Interpreter & Delay Mgmt CMP[4:1] ITOHD ITOHEN ESSI Link Framing & Monitoring A[11:0] D[15:0] RSTB CSB WRB RDB ALE INTB ITOHFP ITOHCLK Rx RASIO Parallel Interface SYSCLK OD[4:1][7:0] ODP[4:1] OPL[4:1] OJ0J1[4:1] OPAIS[4:1] Tx RASIO OD[4:1][7:0] ODP[4:1] OPL[4:1] OJ0J1[4:1] OPAIS[4:1] OTOHD OTOHFP OTOHCLK SREFCLK[3:1] Rx RASIO RxP3[4:1] RxN3[4:1] ESSI Link Generator STS-1 / AU-3 Cross-Connect RxP2[4:1] RxN2[4:1] Pointer Interpreter & Delay Mgmt TRSTB TCK TMS TDI TDO RxN1[4:1] PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE © Copyright PMC-Sierra, Inc. 2005 Released PM5309 TBS 2488 Multi-rate Telecom Backplane SERDES for 2.5 Gbit/s Interconnect • Provides Bit Error Rate (BER) monitoring for all paths received on the TelecomBus interface. • Detects signal degrade (SD-P) and signal fail (SF-P) threshold crossing alarms based on received B3 errors on the TelecomBus interface. ESSI FUNCTIONS • Automatically frames to the incoming links based on standard A1/A2 framing. • Provides in-service link verification via bit interleaved parity (BIP-8) of the B1 byte. • Optionally generates B1 byte on egress flows. • Provides out of frame alignment status information for each ingress port. • Provides per-link SONET-framed and unframed PRBS-23 generation and monitoring for off-line link verification. • Supports frame synchronization using ESSI smart framing or a global frame pulse input signal. • Compensates for in frame boundary arrival times between serial interfaces using FIFOs and device level software configurable delay registers. GENERAL • Low power 1.2 V CMOS core with 2.5 V or 3.3 V CMOS/TTL selectable digital I/O. • Generic 16-bit microprocessor bus interface and full suite of interrupts for configuration, control, and status monitoring. • Standard 5-signal IEEE 1149.1 JTAG test port for boundary scan board testing. APPLICATIONS • Multi-service Provisioning Platforms. • SONET/SDH Digital Cross-connects. • SONET/SDH Add/Drop and Terminal Multiplexers. TYPICAL APPLICATIONS STS-1 BASED CROSS-CONNECTS AND MSPP’S 4x OC-12 / STM-4 Optics Optics Optics Fabric Options PM5332 SPECTRA 1x2488 PM5309 TBS 2488 PM5309 TBS 2488 PM5332 SPECTRA 1x2488 Optics Optics OC-48 / STM-16 Ring PM5376 TSE Nx160 4x OC-3 / STM-1 Optics Optics Optics - Or PM5316 SPECTRA 4x155 PM5309 TBS 2488 Optics PM5377 TSE 240 PM5309 TBS 2488 PM5332 SPECTRA 1x2488 Optics - Or LIU LIU nxDS3/E3/EC-1 • • • PM5309 TBS 2488 PM5385 ARROW 12xETEC nxT1/E1 MAG PM4318 OCTLIU PM5366 TEMAP 84 • • • PM4318 OCTLIU PM5366 TEMAP 84 MAG Head Office: PMC-Sierra, Inc. 8555 Baxter Place Burnaby, B.C. V5A 4V7 Canada Tel: +1.604.415.6000 Fax: +1.604.415.6200 PM5327 ARROW-1x192 MSA-300 Optics Optics OC-192 / STM-64 Ring - Or - LIU MAG PM5374 TSE 160 PM5372 TSE PM5309 TBS 2488 To order documentation, send email to: [email protected] or contact the head office, Attn: Document Coordinator PM5327 ARROW-1x192 MSA-300 Optics All product documentation is available on our web site at: http://www.pmc-sierra.com For corporate information, send email to: [email protected] PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE Optics PMC-2021208 (R4) © Copyright PMC-Sierra, Inc. 2005. All rights reserved. For a complete list of PMCSierra’s trademarks and registered trademarks, visit: http://www.pmc-sierra.com/legal/