DS21554

NOT RECOMMENDED FOR NEW DESIGNS

3.3V/5V E1 Single Chip Transceivers (SCT)

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Part Details

  • Complete E1 (CEPT) PCM-30/ISDN-PRI Transceiver Functionality
  • On-Board Long- and Short-Haul Line Interface for Clock/Data Recovery and Waveshaping
  • 32-Bit or 128-Bit Crystal-Less Jitter Attenuator
  • Frames to FAS, CAS, CCS, and CRC4 Formats
  • Integral HDLC Controller with 64-Byte Buffers Configurable for Sa Bits, DS0, or Sub-DS0 Operation
  • Dual Two-Frame Elastic Store Slip Buffers that can Connect to Asynchronous Backplanes up to 8.192MHz
  • Interleaving PCM Bus Operation
  • 8-Bit Parallel Control Port that can be used Directly on Either Multiplexed or Nonmultiplexed Buses (Intel or Motorola)
  • Extracts and Inserts CAS Signaling
  • Detects and Generates Remote and AIS Alarms
  • Programmable Output Clocks for Fractional E1, H0, and H12 Applications
  • Fully Independent Transmit and Receive Functionality
  • Full Access to Si and Sa Bits Aligned with CRC-4 Multiframe
  • Four Separate Loopback Functions for Testing Functions
  • Large Counters for Bipolar and Code Violations, CRC4 Codeword Errors, FAS Word Errors, and E Bits
  • IEEE 1149.1 JTAG-Boundary Scan Architecture
  • Pin Compatible with DS2154/52/352/552 SCTs
  • 3.3V (DS21354) or 5V (DS21554) Supply; Low- Power CMOS
  • 100-pin LQFP package (14mm x 14mm)
DS21554
3.3V/5V E1 Single Chip Transceivers (SCT)
DS21354, DS21554: Pin Configuration
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Documentation

Data Sheet 1

Reliability Data 1

Application Note 4

Design Note 18

Technical Articles 5

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Tools & Simulations

BSDL Model File 1

IBIS Model 1

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