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PM4351

COMET Single-Channel T1/E1 Framer & LIU

Status: In Production

Features:

  • Monolithic 3.3 V device that integrates an E1/T1/J1 Framer and line driver for shorthaul and longhaul applications
  • Software selectable between T1/J1 and E1 operation on a per device basis
  • Provides fully programmable shorthaul and longhaul pulse templates and line build out
  • Meets or exceeds T1, J1, and E1 shorthaul and longhaul network access specifications, which include: ANSI T1.102, T1.403, T1.408, AT&T TR 62411, ITU-T G.703 and G.823, as well as the newer G.775 and ETSI 300-011 specifications
  • Supports B8ZS, HDB3, and AMI line codes
  • Provides receive clock recovery and line performance monitoring
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Overview
Documents
Development Environment
RoHS Information
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Device Overview

Summary

The PM4351 COMET device is a monolithic single-channel solution integrating software selectable full-featured T1 and E1 framers and T1 and E1 short haul and long haul line interfaces.

Applications
• Wireless Base Transceiver Station and Digital LoopCarriers (DLCs).
• BITS Timing Systems.
• Integrated Access Device (IAD).
• Channel and Data Service Units (CSU/DSU).
• Enterprise Routers.
• V5.1/V5.2 Interfaces.

Additional Features
  • Monolithic 3.3 V device that integrates an E1/T1/J1 Framer and line driver for shorthaul and longhaul applications
  • Software selectable between T1/J1 and E1 operation on a per device basis
  • Provides fully programmable shorthaul and longhaul pulse templates and line build out
  • Meets or exceeds T1, J1, and E1 shorthaul and longhaul network access specifications, which include: ANSI T1.102, T1.403, T1.408, AT&T TR 62411, ITU-T G.703 and G.823, as well as the newer G.775 and ETSI 300-011 specifications
  • Supports B8ZS, HDB3, and AMI line codes
  • Provides receive clock recovery and line performance monitoring
  • Provides on-board binary sequence generators and detectors that can be configured with various patterns for error testing, including those conforming to ITU-T 0.151
  • Provides transmit and receive jitter attenuation
  • 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
  • Supports an IEEE P1149.1 JTAG test port
  • Automatically generates DS1 performance report messages to ANSI T1.231 and other specifications
  • Compatible with Mitel ST,-bus, AT&T CHI,, and MVIP PCM backplanes supporting rates of 1.544 Mbit/s, 2.048 Mbit/s, 4.096 Mbit/s and 8.192 Mbit/s
  • Provides an 8-bit microprocessor bus interface for configuration, control, and status monitoring
  • Low power +3.3 V CMOS technology
  • Provides a -40 °C to +85 °C industrial temperature operating range

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RoHS Information

Part Number
Device Weight (g)
Shipping Weight (Kg)
Lead Count
Package Type
Package Dimension
Solder Composition
JEDEC Indicator
RoHS
China EFUP
PM4351-RI
0.000000
2.440476
80
MQFP
14x14x2.0mm
SnPb
e0
PM4351-NI
0.000000
0.727273
81
LFBGA
9x9x1.45mm
SnPb
e0
PM4351-NGI
0.214200
0.724026
81
LFBGA
9x9x1.45mm
SAC405
e1
PM4351-RGI
0.988000
2.440476
80
MQFP
14x14x2.0mm
Matte Tin
e3
To see a complete listing of RoHS data for this device, please Click here
Shipping Weight = Device Weight + Packing Material weight. Please contact sales office if device weight is not available.

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