DS21Q43A
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DS21Q43A

四路、E1成帧器

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产品详情
特性
  • Four E1(CEPT or PCM-30)/ISDN-PRI framing transceivers
  • All four framers are fully independent; transmit and receive sections of each framer are fully independent
  • Frames to FAS, CAS, CCS, and CRC4 formats
  • 8-bit parallel control port that can be connected to either multiplexed or nonmultiplexed buses
  • Each of the four framers contains dual two-frame elastic stores that can connect to asynchronous or synchronous backplanes up to 8.192MHz
  • Easy access to Si and Sa bits
  • Extracts and inserts CAS signaling
  • Large counters for bipolar and code violations, CRC4 code word errors, FAS word errors, and E-bits
  • Programmable output clocks for fractional E1, per channel loopback, H0 and H12 applications
  • Detects and generates AIS, remote alarm, and remote multiframe alarms
  • Pin-compatible with DS21Q41B quad T1 framer
  • 5V supply; low power CMOS
  • Available in 128-pin TQFP
  • Industrial (-40°C to +85°C) grade version available (DS21Q43ATN)

产品技术资料帮助

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ADI公司所提供的资料均视为准确、可靠。但本公司不为用户在应用过程中侵犯任何专利权或第三方权利承担任何责任。技术指标的修改不再另行通知。本公司既没有含蓄的允许,也不允许借用ADI公司的专利或专利权的名义。本文出现的商标和注册商标所有权分别属于相应的公司。

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软件和型号相关生态系统

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