特性
  • E1/ISDN-PRI framing transceiver
  • Frames to CAS, CCS, and CRC4 formats
  • Parallel control port
  • On-board two frame elastic-store slip buffer
  • Extracts and inserts CAS signaling bits
  • Programmable output clocks for fractional E1 links, DS0 loopbacks, and drop and insert applications
  • On-board Sa-data-link support circuitry
  • FEBE E-bit detection, counting, and generation
  • Pin-compatible with DS2141A T1 controller
  • 5V supply; low power (50mW) CMOS
  • Available in 40-pin DIP and 44-pin PLCC (DS2143Q)

产品技术资料帮助

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