參數(shù)資料
型號: W78CE354E
廠商: WINBOND ELECTRONICS CORP
英文描述: MONITOR MICROCONTROLLER
中文描述: 顯示器單片機(jī)
文件頁數(shù): 39/44頁
文件大小: 426K
代理商: W78CE354E
W78C354
Publication Release Date: October 1996
- 39 -
Revision A1
Table4. Watchdog Interval
T
WDT
F
CLOCK
CODE OPTION 3
FORMULA
2
19
/F
CLOCK
2
21
/F
CLOCK
2
23
/F
CLOCK
2
24
/F
CLOCK
16 MHz
18.432 MHz
20 MHz
Type-A
32 mS
28 mS
26 mS
Type-B
131 mS
113 mS
104 mS
Type-C
524 mS
452 mS
417 mS
Type-D
1048 mS
905 mS
834 mS
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
MIN.
MAX.
UNIT
DC Power Supply
V
CC
V
SS
V
IN
-0.3
+7.0
V
Input Voltage
V
SS
-0.3
V
CC
+0.3
70
V
°
C
°
C
Operating Temperature
T
A
0
Storage Temperature
T
ST
-55
+150
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the
device.
DC ELECTRICAL CHARACTERISTICS
V
CC
V
SS
= 5V
±
10%, T
A
= 25
°
C, F
OSC
= 20 MHz, unless otherwise specified
PARAMETER
SYM.
CONDITIONS
MIN.
TYP
.
MAX.
UNIT
Operating Voltage
V
DD
4.5
5
5.5
V
Operating Current
I
DD
No load, V
DD
= 5.5V
-
-
65
mA
Idle Current
I
IDLE
Idle mode, V
DD
= 5.5V
-
-
30
mA
Logic 0 Input Current
P1, P2, P3
(except P1.0 to P1.3,P1.5)
I
IN1
V
DD
= 5.5V
V
IN
= 0V
-75
-
-10
μ
A
Input Current
RESET
[*1]
I
IN2
V
DD
= 5.5V
V
IN
= 0V
-250
-
-
μ
A
Input Current
HIN, VIN
[*2]
I
IN3
V
DD
= 5.5V
V
IN
= V
DD
-
-
+30
μ
A
Input Leakage Current
P1.0 to P1.3, ADC0 to
ADC3
I
LK
V
DD
= 5.5V
0V < V
IN
< V
DD
-10
-
+10
μ
A
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