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LM2901 データシート(PDF) 5 Page - STMicroelectronics

部品番号 LM2901
部品情報  Low power quad voltage comparator
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
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LM2901 データシート(HTML) 5 Page - STMicroelectronics

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LM2901
Electrical characteristics
5/16
3
Electrical characteristics
Table 3.
Electrical characteristics at VCC
+ = 5V, V
cc
- = GND, T
amb = 25°C
(unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
Vio
Input offset voltage (1)
Tamb = +25°C
Tmin ≤ Tamb ≤ Tmax
1.
At output switch point, VO ≈ 1.4V, RS = 0 with VCC
+ from 5V to 30V, and over the full input common-mode
range (0V to VCC
+ –1.5V).
17
15
mV
Iio
Input offset current
Tamb = +25°C
Tmin ≤ Tamb ≤ Tmax
550
150
nA
Iib
Input bias current (II
+ or I
I
-) (2)
Tamb = 2.5V
Tmin ≤ Tamb ≤ Tmax
2.
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.
25
250
400
nA
Avd
Large signal voltage gain
(Vcc = 15V,RL=15kΩ, Vo=1 to 11V)
25
200
V/mV
Icc
Supply current (all comparators)
VCC = +5V, no load
VCC = +30V, no load
1.1
1.3
2
2.5
mA
Vicm
Input common mode voltage range
(Vcc=30V)
(3)
Tamb = +25°C
Tmin ≤ Tamb ≤ Tmax
0
0
VCC
+-1.5
VCC
+-2
V
Vid
Differential input voltage(4)
VCC
+
V
VOL
Low level output voltage
Vid = -1V, Isink = 4mA
Tamb = +25°C
Tmin ≤ Tamb ≤ Tmax
250
400
700
mV
Ioh
High level output current
(VCC =Vo =30V, Vid = 1V)
Tamb = +25°C
Tmin ≤ Tamb ≤ Tmax
0.1
1
nA
µA
Isink
Output sink current (Vid = -1V,Vo = 1.5V)
6
16
mA
tre
Small signal response time(5)
(RL = 5.1kΩ connected to VCC
+)
1.3
µs
trel
Large signal response time(6)
TTL input (Vref = +1.4 V, RL=5.1kΩ to
VCC
+)
Output signal at 50% of final value
Output signal at 95% of final value
500
1
ns
µs


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