Product Overview

Features

  • Programmable integrated termination: T1 100Ω, J1 110Ω, E1 120Ω, E1 75Ω.
  • Internal support for redundancy (Y-cable) applications.
  • Small footprint 256-pin fine pitch CABGA (17 mm by 17 mm) package.
  • Low power dissipation of 165 mW per channel.
  • 100% pin and software compatible with PM4359 COMET TETRA , software compatible with PM4351 COMET and PM4354 COMET QUAD.
  • Software selectable between T1/J1 and E1 operation on a per device basis.
  • Provides digitally programmable longhaul and shorthaul pulse templates and line build out.
  • Meets or exceeds T1/J1 and E1 shorthaul and longhaul network access specifications including ANSI T1.102, T1.403, T1.408, AT&T TR 62411, ITU-T G.703, G.704 as well as ETSI 300-011, CTR-4, CTR-12 and CTR-13.
  • Provides an 8-bit microprocessor bus interface or SPI compatible hardware only interface for configuration, control, and status monitoring.
  • Provides transmit and receive jitter attenuation.
  • Provides eight full-featured HDLC controllers, each with 128-byte transmit and receive FIFO buffers.
  • Provides a two-frame payload slip buffer to allow independent backplane and line timing.
  • Automatically generates and transmits DS-1 performance report messages to ANSI T1.231 and ANSI T1.408 specifications.
  • Provides PRBS generators and detectors on each tributary for error testing at DS1, E1 and N x 64 Kbit/s rates as recommended in ITU-T O.151 and O.152.
  • Provides encoding and decoding of B8ZS, HDB3 and AMI line codes.
  • Provides receive equalization, clock recovery and line performance monitoring.
  • Uses line rate system clock.
  • Provides an IEEE P1149.1 (JTAG) compliant test access port (TAP) and controller for boundary scan test.
  • Implemented in a low power 1.8/3.3 V CMOS technology.
  • Provides a -40 ºC to +85 ºC industrial temperature operating range.
  • Typical Applications include:

  • Wireless Base Transceiver Station and Digital Loop Carrier (DLCs).
  • Enterprise Router.
  • DSLAM.
  • APON Optical Network Unit (ONU).
  • Integrated Access Device (IAD).
  • Voice Gateway.
  • Channel and Data Service Units (CSU/DSU).
  • Digital Private Branch Exchanges (PBX).
  • Test Equipment.
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    Product Brief
          Version Issue Date
      PDF Document PM4358 COMET OCTAL 8-Channel Combined E1/T1/J1 Transceiver/Framer Product Brief [201 KB] PMC-2050897 4 2006-06-20
    Reference Design
          Version Issue Date
    Locked Compressed Document ORBIT Evaluation Platform for COMET OCTAL Users Guide [624 KB] PMC-2060395 1 2006-02-24
    Data Sheet
          Version Issue Date
    Locked PDF Document PM4404-KIT ORBIT COMET OCTAL/TETRA Evaluation Platform Product Brief [312 KB] PMC-2081249 1 2008-08-14
    Locked PDF Document COMET OCTAL Hardware Specification [804 KB] PMC-2051289 4 2008-04-30
    Locked PDF Document COMET OCTAL Hardware Specification [804 KB] PMC-2051289 4 2008-04-30
    Locked PDF Document Hardware Design Guidelines for COMET OCTAL and COMET TETRA [278 KB] PMC-2052103 3 2006-06-27
    Locked PDF Document COMET OCTAL and COMET TETRA Product Overview [254 KB] PMC-2051133 4 2006-06-22
    Locked PDF Document COMET OCTAL Register Descriptions Document [833 KB] PMC-2052228 2 2006-06-21
    Locked PM4358 COMET OCTAL Ball Map [99 KB] PMC-2051713 2 2006-06-20
    Errata
          Version Issue Date
    Locked PDF Document COMET OCTAL and COMET TETRA Device Errata [160 KB] PMC-2061319 3 2008-04-28
    Software Documentation
          Version Issue Date
    Locked PDF Document COMET OCTAL Register Descriptions Document [833 KB] PMC-2052228 2 2006-06-21
    Locked PDF Document PM4358 COMET OCTAL and PM4359 COMET TETRA Configuration and Operation Guide [581 KB] PMC-2052234 2 2006-06-07
    Application Note
          Version Issue Date
    Locked PDF Document Using the COMET Family in Low Wander Applications [165 KB] PMC-2081192 1 2008-09-16
    Locked PDF Document Software Migration from PM4354 COMET QUAD to PM4358 COMET OCTAL and PM4359 COMET TETRA [352 KB] PMC-2060046 2 2008-06-03
    Locked PDF Document Hardware Differences between COMET QUAD and COMET OCTAL/TETRA [196 KB] PMC-2061913 1 2006-08-28
    Sales Collateral
          Version Issue Date
    Locked PDF Document Notice of Information - PM4358 Branding Advisory Notice [57 KB] PMC-2061689 1 2006-07-10
    Models
          Version Issue Date
    Locked COMET OCTAL / COMET TETRA IBIS Model [151 KB] PMC-E13543 1 2006-09-26
    BSDL Files
          Version Issue Date
    Locked Text Document BOUNDARY SCAN DESCRIPTION LANGUAGE (BSDL) FOR PM4358 COMET OCTAL REV. B [22 KB] PMC-2061095 1 2006-05-10