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參數(shù)資料
| 型號： | LM2901YPT |
| 廠商： | 意法半導體 |
| 英文描述： | Low power quad voltage comparator |
| 中文描述： | 低功耗四電壓比較器 |
| 文件頁數(shù)： | 5/16頁 |
| 文件大?。?/td> | 520K |
| 代理商： | LM2901YPT |
LM2901
Electrical characteristics
5/16
3
Electrical characteristics
Table 3.
Electrical characteristics at V
CC+
= 5V, V
cc-
= GND, T
amb
= 25°C
(unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
V
io
Input offset voltage
(1)
T
amb
= +25°C
T
min
≤
T
amb
≤
T
max
1.
At output switch point, V
O
≈
1.4V, R
S
= 0 with V
CC+
from 5V to 30V, and over the full input common-mode
range (0V to V
CC+
–1.5V).
The direction of the input current is out of the IC due to the PNP input stage. This current is essentially
constant, independent of the state of the output, so no loading charge exists on the reference of input lines.
1
7
15
mV
I
io
Input offset current
T
amb
= +25°C
T
min
≤
T
amb
≤
T
max
Input bias current (I
I+
or I
I-
)
(2)
T
amb
= 2.5V
T
min
≤
T
amb
≤
T
max
5
50
150
nA
I
ib
2.
25
250
400
nA
A
vd
Large signal voltage gain
(V
cc
= 15V,R
L
=15k
, V
o
=1 to 11V)
25
200
V/mV
I
cc
Supply current (all comparators)
V
CC
= +5V, no load
V
CC
= +30V, no load
1.1
1.3
2
2.5
mA
V
icm
Input common mode voltage range
(V
cc
= 30V)
(3)
T
amb
= +25°C
T
min
≤
T
amb
≤
T
max
Differential input voltage
(4)
0
0
V
CC+
-1.5
V
CC+
-2
V
CC+
V
V
id
V
V
OL
Low level output voltage
V
id
= -1V, I
sink
= 4mA
T
amb
= +25°C
T
min
≤
T
amb
≤
T
max
250
400
700
mV
I
oh
High level output current
(V
CC
=V
o
=30V, V
id
= 1V)
T
amb
= +25°C
T
min
≤
T
amb
≤
T
max
0.1
1
nA
μ
A
I
sink
Output sink current (V
id
= -1V,V
o
= 1.5V)
Small signal response time
(5)
(R
L
= 5.1k
connected to V
CC+
)
Large signal response time
(6)
TTL input (V
ref
= +1.4 V, R
L
=5.1k
to
V
CC+
)
Output signal at 50% of final value
Output signal at 95% of final value
6
16
mA
t
re
1.3
μ
s
t
rel
500
1
ns
μ
s
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