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參數(shù)資料
| 型號(hào)： | LM3702 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | Microprocessor Supervisory Circuits with Low Line Output and Manual Reset |
| 中文描述： | 微處理器監(jiān)控電路低線路輸出和手動(dòng)復(fù)位 |
| 文件頁數(shù)： | 5/13頁 |
| 文件大?。?/td> | 222K |
| 代理商： | LM3702 |
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 1)
Supply Voltage (V
CC
)
All Other Inputs
ESD Ratings (Note 2)
Human Body Model
Machine Model
0.3V to 6.0V
0.3V to V
CC
+ 0.3V
1.5kV
150V
Power Dissipation
(Note 3)
Operating Ratings
(Note 1)
Temperature Range
40C
≤
T
J
≤
85C
LM3702/LM3703 Series Electrical Characteristics
Limits in the standard typeface are for T
J
= 25C and limits in
boldface type
apply over full operating range. Unless otherwise
specified: V
CC
= +2.2V to 5.5V.
Symbol
Parameter
Conditions
POWER SUPPLY
V
CC
Operating Voltage
Range: V
CC
LM3703
I
CC
V
CC
Supply
Current
RESET THRESHOLD
V
RST
Reset Threshold
V
CC
falling
Min
Typ
Max
Units
LM3702
1.0
1.2
5.5
5.5
50
V
All inputs = V
CC
; all outputs floating
28
μA
0.5
2
1.5
V
RST
+0.5
+2
+1.5
%
V
CC
falling: T
A
= 0C to 70C
V
RSTH
Reset Threshold
Hysteresis
Reset Timeout
Period
0.0032
V
RST
mV
t
RP
Reset Timeout Period = A
Reset Timeout Period = B
Reset Timeout Period = C
Reset Timeout Period = D
V
CC
falling at 1mV/μs
1
20
140
1120
1.4
28
200
1600
20
2
40
280
2240
ms
t
RD
V
CC
to Reset
Delay
μs
RESET (LM3703)
V
OL
RESET
V
CC
>
2.25V, I
SINK
= 900μA
V
CC
>
2.7V, I
SINK
= 1.2mA
V
CC
>
4.5V, I
SINK
= 3.2mA
V
CC
>
1.2V, I
SOURCE
= 50μA
V
CC
>
1.8V, I
SOURCE
= 150μA
V
CC
>
2.25V, I
SOURCE
= 300μA
V
CC
>
2.7V, I
SOURCE
= 500μA
V
CC
>
4.5V, I
SOURCE
= 800μA
V
RESET
= 5.5V
0.3
0.3
0.4
V
V
OH
RESET
0.8 V
CC
0.8 V
CC
0.8 V
CC
0.8 V
CC
V
CC
1.5V
V
I
LKG
Output Leakage
Current
1.0
μA
RESET (LM3702)
V
OL
RESET
V
CC
>
1.0V, I
SINK
= 50μA
V
CC
>
1.2V, I
SINK
= 100μA
V
CC
>
2.25V, I
SINK
= 900μA
V
CC
>
2.7V, I
SINK
= 1.2mA
V
CC
>
4.5V, I
SINK
= 3.2mA
V
CC
>
2.25V, I
SOURCE
= 300μA
V
CC
>
2.7V, I
SOURCE
= 500μA
V
CC
>
4.5V, I
SOURCE
= 800μA
0.3
0.3
0.3
0.3
0.4
V
V
OH
RESET
0.8 V
CC
0.8 V
CC
V
CC
1.5V
L
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