W77E468 查看數據表（PDF） - Winbond

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W77E468

8 BIT MICROCONTROLLER

Winbond 

Preliminary W77E468

8 BIT MICROCONTROLLER

Table of Contents--

GENERAL DESCRIPTION ..............................................................................................................................2

FEATURES ......................................................................................................................................................2

PIN CONFIGURATION ....................................................................................................................................3

BLOCK DIAGRAM ...........................................................................................................................................4

PIN DESCRIPTION..........................................................................................................................................5

FUNCTIONAL DESCRIPTION ........................................................................................................................6

PROGRAMMABLE TIMERS/COUNTERS ....................................................................................................54

TIMED ACCESS PROTECTION ...................................................................................................................71

ON-CHIP MTP ROM CHARACTERISTICS...................................................................................................72

ABSOLUTE MAXIMUM RATINGS ................................................................................................................76

DC ELECTRICAL CHARACTERISTICS ......................................................................................................76

AC ELECTRICAL CHARACTERISTICS........................................................................................................78

EXTERNAL CLOCK CHARACTERISTICS ...................................................................................................78

AC SPECIFICATION..................................................................................................................................78

MOVX CHARACTERISTICS USING STRECH MEMORY CYCLES ........................................................79

TYPICAL APPLICATION CIRCUITS .............................................................................................................82

Using External ROM and RAM ...................................................................................................................82

PACKAGE DIMENSIONS..............................................................................................................................83

100-pin QFP ...............................................................................................................................................83

Publication Release Date: January 1999

-1-

Revision A1

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