2
Data Sheet
STC803/809/810-811/812/-823/824/825-6342/6343/6344/6345
µµµµµP Supervisor Circuits
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STC
Ver1.0
Contents
Features ....................................................................................................................................................... 1
Ordering Information .................................................................................................................................. 1
Introduction ................................................................................................................................................. 1
Block Diagram ............................................................................................................................................ 3
Marking Information ................................................................................................................................... 4
Pin Information ........................................................................................................................................... 5
Pin Configuration .............................................................................................................................. 5
Pin Description .................................................................................................................................. 6
Functional Description ................................................................................................................................ 7
Reset Output ...................................................................................................................................... 7
Watchdog Timer ................................................................................................................................ 7
Manual Reset ..................................................................................................................................... 7
Power-Fail Comparator ..................................................................................................................... 7
Recommended Operation Condition .................................................................................................8
Detailed Specifications ................................................................................................................................ 8
Absolute Maximum Ratings .............................................................................................................. 8
DC Electrical Characteristics ............................................................................................................. 9
AC Electrical Characteristics ........................................................................................................... 10
Mechanical Information ............................................................................................................................ 11
Notes ......................................................................................................................................................... 14