Synchronous Equipment Timing Source PLL
  • ACS8509
  • Synchronous Equipment Timing Source for SONET or SDH Network Elements
  • ACS8510
  • Rev 2.1 Synchronous Equipment Timing Source for SONET or SDH Network Elements
  • ACS8514
  • Synchronous Equipment Timing Source Partner IC for 2nd T4 DPLL, Accurate Monitoring & Input Extender
  • ACS8520
  • Synchronous Equipment Timing Source (SETS) for Stratum 3/4E/4 and SMC Systems
  • ACS8520A
  • SETS Lite Synchronous Equipment Timing Source for Stratum 3/4E/4 and SMC Systems
  • ACS8522
  • SETS Lite Synchronous Equipment Timing Source for Stratum 3/4E/4 and SMC Systems
  • ACS8522A
  • SETS LITE Synchronous Equipment Timing Source for Stratum 3/4E/4 and SMC Systems
  • ACS8522BT
  • Synchronous Equipment Timing Source for Stratum 3/4E/4, SMC and Ethernet Systems
Semtech ACS8515

Semtech ACS8515

Rev 2.1 Line Card Protection Switch for SONET or SDH Network Elements

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

Features


  • Suitable for Stratum 3, 4E and 4 SONET or SDH Equipment Clock (SEC) applications
  • Meets AT&T, ITU-T, ETSI and Telcordia (Bellcore) specifications
  • Three SEC input clocks, from 2 kHz to 155.52 MHz
  • Generates two SEC output clocks, up to 311.04 MHz
  • Frequency translation of SEC input clock to a different local line card clock
  • Robust input clock source frequency and activity monitoring on all inputs
  • Supports free-run, locked and holdover modes of operation
  • Automatic 'hit-less' source switchover on loss of input
  • External force fast switch between SEC inputs
  • Phase build out for output clock phase continuity during input switchover
  • SPI™-compatible serial microprocessor interface
  • Programmable wander and jitter tracking attenuation 0.1 Hz to 20 Hz
  • Single +3.3 V operation. +5 V I/O compatible
  • Operating temperature (ambient) -40°C to +85°C
  • 64-pin LQFP package

Applications


Packaging

LQFP64

Order Codes

  • ACS8515REV2.1: NCNR, 160 per tray, ok to order partial tray quantities
 
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