同步设备定时源锁相环
  • ACS8509
  • 同步设备定时源用于SONET或SDH网络单元
  • ACS8510
  • 启2.1同步设备定时源用于SONET或SDH网络单元
  • ACS8514
  • 同步设备定时源伙伴IC第二T4 DPLL,准确监测输入扩展器
  • ACS8515
  • 启2.1线卡保护开关用于SONET或SDH网络元素
  • ACS8520
  • 同步设备定时源(套)为3/ 4E/4和SMC系统
  • ACS8520A
  • 集Lite同步设备定时源为3/ 4E/4和SMC系统
  • ACS8522
  • 集Lite同步设备定时源为3/ 4E/4和SMC系统
  • ACS8522A
  • 集Lite同步设备定时源为3/ 4E/4和SMC系统
Semtech ACS8527

Semtech ACS8527

PDH,muxpll线卡保护开关SONET或SDH系统

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Not Recommended for New Designs. Please contact your local Semtech sales representative.

Features


  • Line card protection switch: partners Semtech SETS devices for Stratum 3E/3/4E/4 PDH, SONET or SDH applications
  • High-performance DPLL/APLL solution
  • Output jitter compliant to STM-1
  • Two independent SEC input ports (TTL)
  • Four independent output ports:
    • Two clock ports: one LVDS, one TTL
    • Two Syncs (TTL): 8 kHz FrSync & 2 KHz MFrSync
  • I/O frequencies configurable via hardware pins:
    • TTL I/O ports: spot frequencies 1.544 MHz to 77.76 MHz
    • LVDS output port: spot frequencies 19.44 MHz to 155.52 MHz
  • Digital holdover mode on input failure
  • "Loss of activity" on selected input flagged on dedicated pin
  • Source switch under external hardware control
  • 7O Hz (acquisition) / 35 Hz (locked) DPLL bandwidth
  • Output clock phase continuity to GR-1244-CORE
  • Single 3.3 V operation, 5 V I/O compatible
  • IEEE 1149.1 JTAG boundary scan is supported
  • Operating temperature (ambient) of -40°C to +85°C
  • Available in LQFP-64 package
  • Lead (Pb)-free version available (ACS8527T). RoHS and WEE compliant

Applications


Packaging

LQFP64

Order Codes

  • ACS8527 : NCNR, 160 per tray, ok to order partial tray quantities
  • ACS8527T: Lead (Pb)-free package version of ACS8527; RoHS and WEEE compliant.
 
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