
W541C20X Data Sheet
4-BIT MICROCONTROLLER
Publication Release Date: May 29, 2003
- 1 -
Revision A4
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
Absolute Maximum Ratings
.............................................................................................................7
6.2
DC Characteristics
............................................................................................................................7
6.3
AC Characteristics
............................................................................................................................8
7.
APPLICATION CIRCUIT
..............................................................................................................................9
8.
PACKAGE DIMENSIONS
..........................................................................................................................10
8.1
18-Lead PDIP-300mil
.....................................................................................................................10
8.2
20-Lead PDIP
..................................................................................................................................11
8.3
28-Lead P-DIP Skinny
....................................................................................................................12
8.4
20-Lead SOP-300mil
......................................................................................................................13
8.5
28-Lead SOP-300mil
......................................................................................................................14
9.
REVISION HISTORY
.................................................................................................................................15