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參數(shù)資料
| 型號： | ISL88707 |
| 廠商： | Intersil Corporation |
| 英文描述： | UP Supervisor with Watchdog Timer,Power-Fail Comparator, Manual Reset and Adjustable Power-On Reset |
| 中文描述： | 與看門狗定時(shí)器，電源故障比較器，手動復(fù)位和可調(diào)電源監(jiān)控復(fù)位， |
| 文件頁數(shù)： | 4/13頁 |
| 文件大?。?/td> | 518K |
| 代理商： | ISL88707 |
4
FN8092.0
October 18, 2005
Absolute Maximum Ratings
Recommended Operating Conditions
Temperature Under Bias . . . . . . . . . . . . . . . . . . . . .-40°C to +125°C
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Voltage on any Pin with Respect to GND . . . . . . . . . . .-1.0V to +7V
DC Output Current. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5mA
Lead Temperature (Soldering, 10s) . . . . . . . . . . . . . . . . . . . . .300°C
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2.0kV HBM
200V MM
1kV CDM
Temperature Range (Industrial). . . . . . . . . . . . . . . . . .-40°C to 85°C
CAUTION: Absolute Maximum Ratings indicate limits beyond which permanent damage to the device and impaired reliability may occur. These are stress ratings
provided for information only and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of this
specification are not implied.
For guaranteed specifications and test conditions, see Electrical Specifications. The guaranteed specifications apply only for the test conditions listed. Some
performance characteristics may degrade when the device is not operated under the listed test conditions.
Electrical Specifications
Over the recommended operating conditions unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
DD
Supply Voltage Range
2.0
5.5
V
I
DD
V
DD
= 5V, WDT Inactive
10
19
μA
V
DD
= 3V, WDT Inactive
8
10
μA
I
LI
Input Leakage Current (PFI)
100
nA
I
LO
Output Leakage Current
100
nA
VOLTAGE THRESHOLDS
V
TH1
Fixed V
DD
Voltage Trip Point
4.556
4.640
4.724
V
4.301
4.380
4.459
V
3.034
3.090
3.146
V
2.867
2.920
2.973
V
2.583
2.630
2.677
V
V
TH1HYST
Hysteresis at V
TH1
Input
Temperature = 25°C
V
TH1
= 4.64V
46
mV
V
TH1
= 4.38V
44
mV
V
TH1
= 3.09V
37
mV
V
TH1
= 2.92V
29
mV
V
TH1
= 2.63V
31
mV
RST AND RST
V
OL
Reset Output Voltage Low
V
DD
≥
3.3V, Sinking 2.5mA
0.05
0.40
V
V
DD
< 3.3V, Sinking 1.5mA
0.05
0.40
V
V
OH
Reset Output Voltage High
V
DD
≥
3.3V, Sourcing 2.5mA
V
DD
-0.6
V
DD
-0.4
V
V
DD
< 3.3V, Sourcing 1.5mA
V
DD
-0.6
V
DD
-0.4
V
t
RPD
V
TH
to Reset Asserted Delay
6
μs
t
POR
POR Time-Out Delay
C
POR
is open
140
200
260
ms
C
LOAD
Load Capacitance on Reset Pins
5
pF
MANUAL RESET
V
MRL
MR Input Voltage Low
0.8
V
V
MRH
MR Input Voltage High
V
DD
-0.6
V
t
MR
MR Minimum Pulse Width
550
ns
R
PU
Internal MR Pull-Up Resistor
20
k
ISL88705, ISL88706, ISL88707, ISL88708, ISL88716, ISL88813
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