ACS8527T 데이터 시트보기 (PDF) - Semtech Corporation
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ACS8527T Datasheet PDF : 22 Pages
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Table of Contents
ACS8527 MUXPLL
ADVANCED COMMUNICATIONS
FINAL
DATASHEET
Table of Contents
Section
Page
Description ................................................................................................................................................................................................. 1
Block Diagram............................................................................................................................................................................................ 1
Features ..................................................................................................................................................................................................... 1
Table of Contents ...................................................................................................................................................................................... 2
Pin Diagram ............................................................................................................................................................................................... 3
Pin Description........................................................................................................................................................................................... 4
Introduction................................................................................................................................................................................................ 6
General Description................................................................................................................................................................................... 6
Inputs ..................................................................................................................................................................................................6
Preconfiguring Inputs - Expected Input Frequency ................................................................................................................ 6
Preconfiguring Inputs - SONET/SDH ....................................................................................................................................... 7
Selection of Input SECs .....................................................................................................................................................................7
Initialization .............................................................................................................................................................................. 7
SEC Selection - SRCSW pin...................................................................................................................................................... 7
Output Clock Phase Continuity on Source Switchover .......................................................................................................... 7
Phase Locked Loops (PLLs) ..............................................................................................................................................................7
DPLL Acquisition Bandwidth.................................................................................................................................................... 8
DPLL Input Tracking (Locked) Bandwidth............................................................................................................................... 8
DPLL Damping Factor .............................................................................................................................................................. 8
Fast Activity Monitor................................................................................................................................................................. 8
Outputs ...............................................................................................................................................................................................8
Output Frequency Selection .................................................................................................................................................... 8
Local Oscillator Clock.........................................................................................................................................................................9
Power-On Reset..................................................................................................................................................................................9
Status Reporting ................................................................................................................................................................................9
Electrical Specifications ......................................................................................................................................................................... 10
JTAG ................................................................................................................................................................................................. 10
Over-voltage Protection .................................................................................................................................................................. 10
ESD Protection ................................................................................................................................................................................ 10
Latchup Protection.......................................................................................................................................................................... 10
Maximum Ratings ........................................................................................................................................................................... 11
Operating Conditions ...................................................................................................................................................................... 11
DC Characteristics .......................................................................................................................................................................... 11
Jitter Performance .......................................................................................................................................................................... 13
Input/Output Timing ....................................................................................................................................................................... 15
Package Information .............................................................................................................................................................................. 16
Thermal Conditions......................................................................................................................................................................... 17
Application Information .......................................................................................................................................................................... 18
References .............................................................................................................................................................................................. 19
Abbreviations .......................................................................................................................................................................................... 19
Notes ....................................................................................................................................................................................................... 20
Trademark Acknowledgements ............................................................................................................................................................. 20
Revision Status/History ......................................................................................................................................................................... 21
Ordering Information .............................................................................................................................................................................. 22
Disclaimers...................................................................................................................................................................................... 22
Contacts........................................................................................................................................................................................... 22
Revision 4.01/June 2006 © Semtech Corp.
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