W541C20X Data Sheet
4-BIT MICROCONTROLLER
Table of Contents-
1. GENERAL DESCRIPTION..........................................................................................................................2
2. FEATURES....................................................................................................................................................2
3. BLOCK DIAGRAM........................................................................................................................................4
4. PIN CONFIGURATIONS .............................................................................................................................5
5. PIN DESCRIPTION ......................................................................................................................................6
6. ELECTRICAL CHARACTERISTICS..........................................................................................................7
6.1
6.2
6.3
Absolute Maximum Ratings.............................................................................................................7
DC Characteristics............................................................................................................................7
AC Characteristics ............................................................................................................................8
7. APPLICATION CIRCUIT..............................................................................................................................9
8. PACKAGE DIMENSIONS..........................................................................................................................10
8.1
8.2
8.3
8.4
8.5
18-Lead PDIP-300mil.....................................................................................................................10
20-Lead PDIP ..................................................................................................................................11
28-Lead P-DIP Skinny....................................................................................................................12
20-Lead SOP-300mil......................................................................................................................13
28-Lead SOP-300mil......................................................................................................................14
9. REVISION HISTORY .................................................................................................................................15
Publication Release Date: May 29, 2003
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Revision A4