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參數(shù)資料
| 型號： | HA16103 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | Watchdog Timer |
| 中文描述： | 看門狗定時器 |
| 文件頁數(shù)： | 11/21頁 |
| 文件大?。?/td> | 106K |
| 代理商： | HA16103 |
HA16103 FPJ/FPK
11
Electrical Characteristics
(T
a
= 25°C, V
CC
= 12 V, V
OUT
= 5 V) (cont)
Item
NMI
output
Symbol
Min
Typ
Max
Unit
Test Condition
NMI
pin
“L”-level voltage
NMI
pin
“H”-level voltage
NMI
function start
V
OUT
voltage
STBY
pin
“L”-level voltage
STBY
pin
“H”-level voltage
STBY
function start
V
OUT
voltage
RES
pin
“L”-level voltage
RES
pin
“H”-level voltage
RES
function start
V
OUT
voltage
Power on time
V
OL1
—
—
0.4
V
I
OL1
= 2 mA
V
OH1
—
V
O1
(V
O2
)
0.7
—
V
V
NMI
—
1.4
V
STBY
output
V
OL2
—
—
0.4
V
I
OL2
= 2 mA
V
OH2
—
V
O1
(V
O2
)
0.7
—
V
V
STBY
—
1.4
V
RES
output
V
OL3
—
—
0.4
V
I
OL3
= 2 mA
V
OH3
—
V
O1
(V
O2
)
0.7
—
V
V
RES
—
1.4
V
t
ON
t
OFF
t
RL
25
40
60
ms
Rf = 180 k
, R
R
= 180 k
Cf = 0.01
μ
F, C
R
= 0.1
μ
F
Clock off reset time
80
130
190
ms
Reset pulse
“L”-level time
15
20
30
ms
Rf = 180 k
, R
R
= 180 k
Cf = 0.01
μ
F, C
R
= 0.1
μ
F
Rf = 180 k
, R
R
= 180 k
Cf = 0.01
μ
F, C
R
= 0.1
μ
F
Reset pulse
“H”-level time
t
RH
37
60
90
ms
Low Voltage
protecton
Detection voltage(1) V
H1
Detection voltage(1)
Hysteresis width
4.40
4.60
4.80
V
V
HYS1
50
100
150
mV
Detection voltage(2) V
H2
Detection voltage(2)
Hysteresis width
2.9
3.2
3.5
V
V
HYS2
1.35
1.5
1.65
V
Reset
pulse
Delay timerestart
inhibit
t
RES
—
200
—
μ
s
C
RES
= 2200 pF
t
r
—
200
—
μ
s
C
RES
= 2200 pF
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