參數(shù)資料
型號: AME8530AEEVEFX31
廠商: AME, Inc.
英文描述: Micropower UP Watch Dog Timer
中文描述: 微向上看門狗定時器
文件頁數(shù): 8/13頁
文件大小: 183K
代理商: AME8530AEEVEFX31
AME, Inc.
8
Micropower
μ
P Watch Dog Timer
AME8510 / 8520 / 8530
Parameter
Symbol
Min
Typ
Max
Units
V
DD
Range
V
RANGE
1
5.5
V
Supply Current
I
DD
3
10.0
μ
A
Reset Threshold*
V
TH
V
TH
-1.5%
V
TH
+1.5%
V
ResetB Output Voltage
Hgh
V
DD
>V
TH
max
Reset Output Voltage Hgh
V
DD
<V
TH
min
ResetB Output Voltage
Low
V
DD
<V
TH
min
Reset Output Voltage Low
V
DD
>V
TH
max
V
DD
to Reset Delay
T
D1
V
DD
= V
TH
- 100mV
TA= -40~85
o
C
40
μ
S
mS
Reset Timeout Period*
T
D2
Version F
140
210
280
Watch Dog Timeout
Period*
T
WD
1120
1760
2400
mS
WDI Pulse Width
T
WDI
50
nS
WDI
IL
0.7
V
WDI
IH
0.8
V
DD
V
I
IL
-15
-8
I
IH
8
15
MRB
IL
0.7
MRB
IH
0.8
V
DD
MRB Pulse Width
T
WMRB
1
μ
S
MRB Noise Immunity
(pulse width with no reset)
100
nS
MRB to Reset Delay
T
DMRB
500
nS
MRB Pull Up Resistance
80
120
K ohm
Test Condition
WDI Input Threshold
WDI Input Current
WDI and MRB unconnected
V
V
OL
0.5
V
V
OH
I
SOURCE
=0.5mA,
TA= -40~85
o
C
0.8V
DD
Version E
I
SNK
=1.2mA,
TA= -40~85
o
C
V
DD
= V
TH
x 1.2
WDI = 0V
μ
A
MRB Input Threshold
V
V
DD
= V
TH
x 1.2
WDI = V
DD
= 5.0V
n
Electrical Specifications
TA = 25
O
C unless otherwise noted
* See the chart on page 3 for available values of this parameter.
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