參數(shù)資料
型號: HA16117
廠商: Hitachi,Ltd.
英文描述: CMOS Watchdog Timer
中文描述: 看門狗定時器的CMOS
文件頁數(shù): 5/31頁
文件大小: 249K
代理商: HA16117
HA16117F Series
5
Electrical Characteristics
(V
CC
= 5 V, Ta = 25
°
C, C
F
= 0.01
μ
F, C
R
= 0.1
μ
F, R
1
= 510 k
, R
2
= 750 k
)
Item
Symbol
Min
Typ
Max
Unit
Test Conditions
General
Operating supply current
I
CC1
100
μ
A
V
ACC
= 0 V,
f
P-RUN
= 100 Hz
I
CC2
200
600
μ
A
V
ACC
= 0 V,
f
P-RUN
= 20 kHz
Standby supply current
I
STBY
43
100
μ
A
V
ACC
= 12 V
Low
voltage
detector
Low voltage
threshold
level
HA16117FPA/FPAJ
V
TL
4.3
4.4
4.5
V
When V
CC
drops
HA16117FPB/FPBJ
4.1
4.2
4.3
V
HA16117FPC/FPCJ
3.9
4.0
4.1
V
Hysteresis width
V
HYS
50
100
150
mV
ACC
Low input voltage
V
IL1
0.8
V
High input voltage
V
IH1
2.0
V
P-RUN
Low input voltage
V
IL2
0.8
V
input
High input voltage
V
IH2
2.0
V
WDT
Power-on reset time
t
ON
24
40
56
ms
Reset-clock off time
t
OFF
*
1
78
130
182
ms
Reset low time
t
RL
12
20
28
ms
Reset high time
t
RH
36
60
84
ms
P-RUN pin = 0 V
Low setup time
t
SL
1
ms
High setup time
t
SH
1
ms
RES
RES
low voltage
V
OL
0.4
V
I
OL
= 1 mA
output
RES
high voltage
V
OH
V
CC
V
Open
Reset function starting voltage
V
RES
0.8
1.4
V
Constant
range
Constant range of R
1
and R
2
K
0.55
0.6
0.8
K =R
2
/ (R
1
+ R
2
)
Operating supply voltage range
V
CCRNG
V
TL
6.0
V
Note:
1. Reset-clock off time t
OFF
is provided a shown in the under figure.
t
OFF
P-RUN
RES
f = 500 Hz, Duty = 50%
相關(guān)PDF資料
PDF描述
HA16117F CMOS Watchdog Timer
HA16117FPB CMOS Watchdog Timer
HA16117FPBJ CMOS Watchdog Timer
HA16117FPC CMOS Watchdog Timer
HA16117FPCJ CMOS Watchdog Timer
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參數(shù)描述
HA16117F 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:CMOS Watchdog Timer
HA16117FA 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:CMOS Watchdog Timer
HA16117FB 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:CMOS Watchdog Timer
HA16117FC 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:CMOS Watchdog Timer
HA16117FPA 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:CMOS Watchdog Timer