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PDF ( 数据手册 , 数据表 ) W541C261

零件编号 W541C261
描述 4BIT MICROCONTROLLER
制造商 Winbond
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W541C261 数据手册, 描述, 功能
W541E/C261 DATA SHEET
4BIT MICROCONTROLLER, 2K ×16 ROM, 128 ×4 RAM 128 -DOT LCD
Table of Contents-
1. INTRODUCTION......................................................................................................................... 2
2. FEATURES ................................................................................................................................. 3
3. ARCHITECTURE ........................................................................................................................ 5
3.1 BLOCK DIAGRAM.......................................................................................................... 5
3.2 PIN CONFIGURATION................................................................................................... 6
3.3 PAD DESCRIPTION....................................................................................................... 7
4. ABSOLUTE MAXIMUM RATINGS ............................................................................................. 8
5. DC CHARACTERISTICS............................................................................................................ 9
6. AC CHARACTERISTICS .......................................................................................................... 10
7. TYPICAL APPLICATION CIRCUIT........................................................................................... 11
8. PACKAGE DIMENSION ........................................................................................................... 12
9. VERSION HISTORY ................................................................................................................. 13
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Publication Release Date: June 12, 2007
- 1 - Revision A1







W541C261 pdf, 数据表
W541E/C261 DATA SHEET
PAD DESCRIPTION, continued
SYMBOL
I/O
FUNCTION
VSS
I Negative power supply (-).
Voltage control pin for the flash EEPROM programming, erasing and
VPP
I
verifying. This pin has a built-in pull-low resistor. Only for W541E261.
MODE
Mode selection pin for the flash EEPROM programming, erasing and
I
verifying. This pin has a built-in pull-low resistor. Only for W541E261.
DATA
Data I/O pin for the flash EEPROM programming and verifying. This pin
I/O
has a built-in pull-low resistor. Only for W541E261.
4. ABSOLUTE MAXIMUM RATINGS
PARAMETER
RATING
UNIT
Supply Voltage to Ground Potential
-0.3 to +7.0
V
Applied Input/Output Voltage
-0.3 to +7.0
V
Power Dissipation
120 mW
Ambient Operating Temperature
0 to +70
°C
Storage Temperature
-55 to +150
°C
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability
of the device.
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