LM339, LM239, LM2901, LM2901V, NCV2901, MC3302
http://onsemi.com
5
Figure 4. Normalized Input Offset Voltage
Figure 5. Input Bias Current
Figure 6. Output Sink Current versus
Output Saturation Voltage
Typical Characteristics
(V
CC
= 15 Vdc, T
A
= +25
°
C (each comparator) unless otherwise noted.)
T
A
, AMBIENT TEMPERATURE (
°
C)
V
CC
, POWER SUPPLY VOLTAGE (Vdc)
NORMALIZED OFFSET
VOL
TAGE
V
sat
, OUTPUT SATURATION VOLTAGE (mV)
I , OUTPUT
CURRENT
(mA)
O
1.40
1.20
1.00
0.80
0.60
−50
−25
0
25
50
75
100
125
48
42
36
30
24
18
12
6.0
0
0
4.0
8.0
12
16
20
24
28
32
T
A
= −55
°
C
T
A
= +25
°
C
T
A
= +125
°
C
I INPUT
BIAS CURRENT
(nA)
IB,
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
100
200
300
400
500
T
A
= +25
°
C
T
A
= −55
°
C
T
A
= +125
°
C
0
Figure 7. Driving Logic
Figure 8. Squarewave Oscillator
Logic
Device
V
CC
(V)
R
L
k
CMOS
TTL
1/4 MC14001
1/4 MC7400
+15
+5.0
100
10
R
S
= Source Resistance
R1
R
S
T1 = T2 = 0.69 RC
f
7.2
C(
F)
R2 = R3 = R4
R1
R2 // R3 // R4
−
+
+
−
V
CC
V
in
V
ref
V
CC
≥
4.0 V
V
CC
+
C
330 k
R4
330 k
R3
R1
100 k
10 k
R1
T1
T2
V
CC
V
O
R
S
R
L
R2
330 k
