STC5230 Datasheet, PDF (2/48 Pages) Connor-Winfield Corporation – Synchronous Clock for SETS

STC5230
Synchronous Clock for SETS
Data Sheet
Table of Contents
STC5230 Pin Diagram (Top View) .................................................................................................................... 4
STC5230 Pin Description .................................................................................................................................. 5
Absolute Maximum Ratings ............................................................................................................................... 7
Operating Conditions and Electrical Characteristics .......................................................................................... 7
General Description ......................................................................................................................................... 11
Detailed Description ......................................................................................................................................... 12
Chip Master Clock Input ........................................................................................................................... 12
Operating Mode General Description ...................................................................................................... 12
Operating Mode Details ........................................................................................................................... 12
Freerun/Master Mode ....................................................................................................................... 12
Holdover/Master Mode ..................................................................................................................... 12
Synchronized/Master Mode ............................................................................................................. 13
Slave Mode ...................................................................................................................................... 13
Operating Mode Transition Details .......................................................................................................... 13
History Accumulation Details ................................................................................................................... 14
Phase-Locked Loop Status Details .......................................................................................................... 14
Reference Input Monitoring and Qualification .......................................................................................... 15
Active Reference Selection ...................................................................................................................... 16
Manual Reference Selection Mode .................................................................................................. 16
Automatic Reference Selection Mode .............................................................................................. 16
Output Clocks .......................................................................................................................................... 17
Master/Slave Configuration ...................................................................................................................... 18
Master/Slave Operation ........................................................................................................................... 18
Event Interrupts ........................................................................................................................................ 19
Field Upgrade Feature ............................................................................................................................. 19
Load mode configuration pins .......................................................................................................... 19
Bus Load Process ............................................................................................................................ 20
EEPROM Load Process ................................................................................................................... 21
EEPROM: Read and Write ............................................................................................................... 21
Processor Interface Descriptions ............................................................................................................. 22
Serial Bus Timing ............................................................................................................................. 22
Register Descriptions and Operation ............................................................................................................... 24
General Register Operation ..................................................................................................................... 24
Multibyte register reads .................................................................................................................... 24
Multibyte register writes ................................................................................................................... 24
Clearing bits in the Interrupt Status Register .................................................................................... 24
Noise Transfer Functions ................................................................................................................................. 43
Application Notes ............................................................................................................................................. 44
General .................................................................................................................................................... 44
Power and Ground ........................................................................................................................... 44
Mechanical Specifications ................................................................................................................ 45
Ordering Information ........................................................................................................................................ 45
Revision History ............................................................................................................................................... 46
Preliminary
Data Sheet #: TM102 Page 2 of 48
Rev: P01
© Copyright the Connor-Winfield Corp. All Rights Reserved Specifications subject to change without notice
Date: August 22, 2007