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參數資料
| 型號： | W541E |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | 4BIT MICROCONTROLLER, 4K 】16 ROM, 256 】4 RAM 128 -DOT LCD |
| 中文描述： | 4位微控制器，4K的】16光盤，256】4內存128點LCD |
| 文件頁數： | 9/13頁 |
| 文件大小： | 181K |
| 代理商： | W541E |
W541E/C480 DATA SHEET
Publication Release Date: June 8, 2007
- 9 -
Revision A2
5. DC CHARACTERISTICS
(
V
DD
V
SS
= 3.0V, Fm = 4 MHz, Fs = 32.768 KHz, T
A
= 25
°
C, LCD on, no load; unless otherwise specified
)
PARAMETER
SYM.
CONDITIONS
MIN.
-
-
-
-
-
-
-
TYP.
0.3
1
3.5
135
500
2.0
0.1
MAX.
0.6
2
8.0
270
600
4.0
1
UNIT
Crystal mode
RC mode
Normal
operation
mA
Operation current
IOP
Slow operation
μ
A
Crystal mode
RC mode
Normal
operation
Hold current
IHM
Slow operation
Stop mode
μ
A
Stop current
ISM
μ
A
(V
DD
V
SS
= 3.0V, Fm = 4 MHz, Fs = 32.768 KHz, T
A
= 25
°
C, LCD on, Crystal mode, no load; unless otherwise specified)
PARAMETER
SYM.
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Op. Voltage
V
DD
-
2.4
-
5.5
V
Input Low Voltage
V
IL
-
V
SS
-
0.3
V
DD
V
Input High Voltage
V
IH
-
0.7
V
DD
-
V
DD
V
MFP Output Low Voltage
V
ML
I
OL
= 6.0 mA
-
-
0.4
V
MFP Output High Voltage
V
MH
I
OH
= 6.0 mA
2.4
-
-
V
Port RA, RB Output Low Voltage
V
ABL
I
OL
= 6.0 mA
-
-
0.4
V
Port RA, RB Output High Voltage
V
ABH
I
OH
= 3.0 mA
2.4
-
-
V
LCD Supply Current
I
LCD
All Seg. ON
-
-
6
μ
A
SEG0
SEG31 Sink Current (Used
as LCD Output)
I
OL1
V
OL
= 0.4V
V
LCD
= 0.0V
90
-
-
μ
A
SEG0
SEG31 Drive Current
(Used as LCD Output)
I
OH1
V
OH
= 2.4V
V
LCD
= 3.0V
90
-
-
μ
A
Segment Sink Current
(Used as DC Output)
I
SL
V
OL
= 0.4V
V
LCD
= 0.0V
-
4.0
-
mA
Segment Drive Current
(Used as DC Output)
I
SH
V
OH
= 2.4V
V
LCD
= 3.0V
-
1.5
-
mA
Port RE Sink Current
I
EL
V
OL
= 0.9V
9
13.5
-
mA
Port RE Source Current
I
EH
V
OH
= 2.4V
1.5
3.0
-
mA
Port RA/RB Sink Current
I
ABL
V
OL
= 0.4V
3
6
-
mA
Port RA/RB Source Current
I
ABH
V
OH
= 2.4V
1.5
3.0
-
mA
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