PM4351 COMET Combined E1/T1/J1 Transceiver/Framer RECEIVE TRANSMIT FEATURES Provides single-rail digital PCM and Supports transfer of transmitted PCM Monolithic 3.3 V device that integrates signaling outputs for 1.544 Mbit/s, and signaling data from 1.544 Mbit/s, an E1/T1/J1 Framer and line driver for 2.048 Mbit/s, 4.096 Mbit/s, or 2.048 Mbit/s, 4.096 Mbit/s, or shorthaul and longhaul applications. 8.192 Mbit/s backplane buses. 8.192 Mbit/s backplane buses. Software selectable between T1/J1 Guaranteed signal recovery of up to Supports tristate line outputs. and E1 operation on a per device -36 dB at 1024 kHz (E1) and 772 kHz Generates DSX-1 T1 shorthaul- and basis. (T1/J1) under production test T1 longhaul-compatible pulses with Provides fully programmable shorthaul conditions (VDD = 3.069 V, 25 C) programmable pulse shape to AT&T and longhaul pulse templates and line using PIC-22 gauge cable emulation. and ANSI specifications and ITU-T build out. Frames to a G.704 E1 signal. recommendations. Meets or exceeds T1, J1, and E1 Frames to a JT-G704 J1 signal. Generates G.703 E1 pulses. shorthaul and longhaul network access Frames to a DSX/DS-1 signal in D4, Detects violations of the ANSI T1.403 specifications, which include: SF, ESF, or SLC 96 formats. 12.5% pulse density rule over a ANSI T1.102, T1.403, T1.408, AT&T moving 192-bit window. Accommodates up to 0.4 UI peak-to- TR 62411, ITU-T G.703 and G.823, as peak, high frequency jitter as required Allows insertion of in-band loopback well as the newer G.775 and by AT&T TR 62411. code sequences. ETSI 300-011 specifications. Supports line and path performance Supports transmission of the Alarm Supports B8ZS, HDB3, and AMI line monitoring to AT&T and ANSI Indication Signal (AIS) or the yellow codes. specifications and ITU-T alarm signal in all formats. Provides receive clock recovery and recommendations. Provides a FIFO for jitter attenuation in line performance monitoring. Detects both programmable in-band the transmit path. Provides on-board binary sequence loopback activate and deactivate code Complies to all jitter attenuation, jitter generators and detectors that can be sequences received in the DS1/E1 transfer and residual jitter configured with various patterns for data stream. specifications required by AT&T TR error testing, including those 62411 and ETSI TBR12/13. conforming to ITU-T 0.151. Provides transmit and receive jitter attenuation. BLOCK DIAGRAM Provides three full-featured HDLC controllers, each with 128-byte transmit and receive FIFOs, enabling dual compliance to the V5.1 and V5.2 interface standards. D 7:0 RLPS A 8:0 Receive Supports an IEEE P1149.1 JTAG test XLPG LIU RDB Transmit port. WRB LIU MPIF CSD CDRC Automatically generates DS1 CSB Micro- Clock Synthesis Clock and Data processor and Distribution ALE performance report messages to ANSI Recovery TJAT Interface RSTB Transmit T1.231 and other specifications. TOPS Digital Jitter INTB Timing Options Attenuator Compatible with Mitel ST -bus, AT&T TDO RJAT TDI JTAG Receive CHI , and MVIP PCM backplanes Test IBCD Digital Jitter TCK PMON Access In-band Attenuator supporting rates of 1.544 Mbit/s, Performance T1-XBAS/ TMS Port Loopback Monitor E1-TRAN IBCD PMON PDVD Code 2.048 Mbit/s, 4.096 Mbit/s and TRSTB Counters Basic Transmitter: In-Band Performance Pulse Density Detector Frame Generation, Loopback Code Monitor Violation 8.192 Mbit/s. FRMR XBOC Alarm Insertion, Detector Counters Detector ALMI Frame Bit-Oriented Signaling Insertion, Provides an 8-bit microprocessor bus Alarm FRMR Alignment, Code Trunk Conditioning FRAM ALMI BRIF Integrator Frame Alarm Generator Framing Alarm Bit-Oriented interface for configuration, control, and Alignment, Extraction RAM Integrator Code Detector Alarm Extraction status monitoring. RDLC 3 Low power +3.3 V CMOS technology. HDLC Receiver TX-ELST RX-ELST TDPR 3 RDLC 2 Elastic Elastic HDLC Transmitter Available in an 80-pin PQFP (14 mm HDLC Receiver Store Store TDPR 2 RDLC 1 by 14 mm) and an 81-pin CABGA (9 HDLC Transmitter HDLC Receiver TDPR 1 mm by 9 mm) package. HDLC Transmitter BTIF PRGD RPSC BRIF E1/T1- Backplane Pattern Per-DS0 Backplane SIGX Provides a -40 C to +85 C industrial Transmit Generator/ Serial Receive Signalling Interface Detector Controller Interface Extractor temperature operating range. PMC-1961230 (R3) PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS INTERNAL USE Copyright PMC-Sierra, Inc. 2001 TDAT TFP TXTIP 1:0 TXRING 1:0 BTPCM BTSIG BTFP TVREF BTCLK TCLKO XCLK /VCLK TCLKI RSYNC RVREF BRCLK RXTIP BRFP BRPCM RXRING BRSIG RDAT RCLKI PM4351 COMET Combined E1/T1/J1 Transceiver/Framer APPLICATIONS Wireless Base Transceiver Station and Integrated Access Device (IAD). Enterprise Routers. Digital LoopCarriers (DLCs). Channel and Data Service Units V5.1/V5.2 Interfaces. BITS Timing Systems. (CSU/DSU). TYPICAL APPLICATIONS WIRELESS BASE TRANSCEIVER STATION (BTS) ATM UNI PM4351 PM7815 E1 or T1 & AAL2 Modem RF COMET PALADIN-15 Processing INTEGRATED ACCESS DEVICE (IAD) Ethernet 10 Base T (Data) PHY Cross- T1 PM4351 Connect and COMET Interworking ATM or E1 or T1 PM4351 Packet (Voice) COMET BITS TIMING APPLICATION T1 PM4351 COMET BITS Timing Signal A Recovered PLL Timing T1 PM4351 COMET BITS Timing Signal B Timing Selector Head Office: To order documentation, All product documentation is available PMC-1961230 (R3) PMC-Sierra, Inc. send email to: on our web site at: Copyright PMC-Sierra, Inc. 2001. 8555 Baxter Place document pmc-sierra.com