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參數資料
型號: W741C250
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT Microcontroller(多次可編程4位的微控制器)
中文描述: 4-BIT, MROM, 4.19 MHz, MICROCONTROLLER, PQFP64
封裝: 14 X 20 MM, QFP-64
文件頁數: 33/88頁
文件大小: 496K
代理商: W741C250
W741C250
Publication Release Date: March 1998
- 33 -
Revision A4
DC Characteristics, continued
PARAMETER
SYM.
CONDITIONS
MIN.
TYP.
MAX.
UNIT
SEG0
SEG23 Output Low
Voltage (work as DC output pins)
V
SL
I
OL
= 0.6 mA
-
-
0.4
V
SEG0
SEG23 Output High
Voltage (work as DC output pins)
V
SH
I
OH
= -0.3
μ
A
2.4
-
-
V
Port RE Sink Current
I
EL
V
OL
= 0.9V
9
-
-
mA
Port RE Source Current
I
EH
V
OH
= 2.4V
0.4
1.2
-
mA
Input Port Pull-up Resistor
R
CD
Port RC, RD
100
350
1000
K
K
INT
Pull-up Resistor
R
INT
-
50
250
1000
RES
Pull-up Resistor
R
RES
-
20
100
500
K
AC CHARACTERISTICS
(V
DD
V
SS
= 3.0V, T
A
= 25
°
C; unless otherwise specified)
PARAMETER
SYM.
CONDITIONS
MIN.
TYP.
MAX.
UNIT
RC type
-
-
4000
Op. Frequency
F
OSC
Crystal type 1 (Option
low-speed type)
-
32.768
-
KHz
Crystal type 2 (Option
high-speed type)
400
-
4190
Frequency Deviation by
Voltage Drop for RC
Oscillator
f
f
f(3V) f(2.4V)
f(3V)
-
-
10
%
Instruction Cycle Time
T
I
One machine cycle
-
4/F
OSC
-
mS
Reset Active Width
T
RAW
F
OSC
= 32.768 KHz
1
-
-
μ
S
μ
S
Interrupt Active Width
T
IAW
F
OSC
= 32.768 KHz
1
-
-
相關PDF資料
PDF描述
W741C260 4-BIT Microcontroller(多次可編程4位的微控制器)
W741E20X 4-BIT FLASH MICROCONTROLLER
W741E260 4-BIT FLASH MICROCONTROLLER
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相關代理商/技術參數
參數描述
W741C260 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER
W741E200 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
W741E201 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT FLASH MICROCONTROLLER
W741E202 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT FLASH MICROCONTROLLER
W741E203 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT FLASH MICROCONTROLLER