LM239 STMicroelectronics, LM239 Datasheet - Page 7
LM239
Manufacturer Part Number
LM239
Description
Low power quad voltage comparator
Manufacturer
STMicroelectronics
Datasheet
1.LM339.pdf
(19 pages)
Specifications of LM239
Wide Single Supply Voltage Range Or Dual Supplies For All Devices
+2 to +36 V or ±1 V to ±18 V
Low Input Bias Current
25 nA typ
Low Input Offset Current
±5 nA typ
Low Input Offset Voltage
±1 mV typ
Low Output Saturation Voltage
250 mV typ;(ISINK = 4 mA)
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LM139, LM239, LM339
4
Figure 3.
Figure 5.
Figure 7.
10
10
10
10
10
0.8
0.6
0.4
0.2
1
1
0
-1
-2
-3
0
10
1
00
50
6
5
4
3
2
1
0
0
-2
Electrical characteristics curves
Supply current vs. supply voltage
Output saturation voltage vs.
output current
Response time for various input
overdrives - positive transition
In ut overdrive : 100mV
p
0
OUTPUT SINK CURRENT (mA)
T
10
amb
T
10
SUPPLY VOLTAGE (V)
amb
-1
= +125°C
0.5
= +25°C
Out of saturation
Out of saturation
20mV
TIME (μs)
10
20
T
0
1
amb
= +25°C
5mV
1.5
T
10
amb
30
T
T
T
amb
amb
1
amb
e
T
I
T
= -55°C
amb
amb
R =
= -55°C
= +125°C
= +25°C
5V
= +70°C
= 0°C
2
5.1k Ω
e
o
Doc ID 2159 Rev 3
10
40
2
Figure 4.
Figure 6.
80
60
40
20
0
-100
-50
R = 10 Ω
V = 0V
6
5
4
3
2
1
0
0
Input current vs. supply voltage
Response time for various input
overdrives - negative transition
T
i
i
T
amb
amb
20mV
100mV
Electrical characteristics curves
0
= +125°C
9
= 0°C
10
Input overdrive : 5mV
SUPPLY VOLTAGE (V)
T
amb
0.5
= +25°C
TIME ( μ s)
T
20
amb
1
= -55°C
T
T
amb
amb
e
1.5
30
I
= +25°C
= +70°C
5V
2
5.1kΩ
e
o
40
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