ON Semiconductor LM239, Справочное руководство

Страница: 4 / 10

LM339, LM239, LM2901, LM2901V, NCV2901, MC3302
http://onsemi.com
4
PERFORMANCE CHARACTERISTICS
(V
CC
= +5.0 Vdc, T
A
= T
low
to T
high
[Note 6])
LM239/339
LM2901/2901V/
NCV2901 MC3302
Characteristic Symbol
Min Typ Max Min Typ Max Min Typ Max
Unit
Input Offset Voltage (Note 7) V
IO
− −
±
9.0 − −
±
15 − −
±
40 mVdc
Input Bias Current (Notes 7, 8) I
IB
− − 400 − − 500 − − 1000 nA
(Output in Analog Range)
Input Offset Current (Note 7) I
IO
− −
±
150 − −
±
200 − −
±
300 nA
Input Common Mode Voltage Range V
ICMR
0 − V
CC
−2.0
0 − V
CC
−2.0
0 − V
CC
−2.0
V
Saturation Voltage V
sat
− − 700 − − 700 − − 700 mV
V
I
(−)
≥
+1.0 Vdc, V
I
(+) = 0,
I
sink
≤
4.0 mA
Output Leakage Current I
OL
− − 1.0 − − 1.0 − − 1.0 A
V
I
(+)
≥
+1.0 Vdc, V
I
(−) = 0,
V
O
= 30 Vdc
Differential Input Voltage V
ID
− − V
CC
− − V
CC
− − V
CC
Vdc
All V
I
≥
0 Vdc
6. (LM239) T
low
= −25
°
C, T
high
= +85
°
(LM339) T
low
= 0
°
C, T
high
= +70
°
C
(MC3302) T
low
= −40
°
C, T
high
= +85
°
C
(LM2901) T
low
= −40
°
C, T
high
= +105
°
(LM2901V & NCV2901) T
low
= −40
°
C, T
high
= +125
°
C
NCV2901 is qualified for automotive use.
7. At the output switch point, V
O
1.4 Vdc, R
S
≤
100 5.0 Vdc
≤
V
CC
≤
30 Vdc, with the inputs over the full common mode range (0 Vdc to
V
CC
−1.5 Vdc).
8. The bias current flows out of the inputs due to the PNP input stage. This current is virtually constant, independent of the output state.
9. The response time specified is for a 100 mV input step with 5.0 mV overdrive. For larger signals, 300 ns is typical.
Figure 2. Inverting Comparator
with Hysteresis
Figure 3. Noninverting Comparator
with Hysteresis
V
ref
=
V
CC
R1
R
ref
+ R1
R2 R1 / / R
ref
Amount of Hysteresis V
H
V
H
=
R2
R2 + R3
[(V
O(max)
− V
O(min)
]
V
ref
V
CC
R1
R
ref
+ R1
R3 R1 / / R
ref
/ / R2
V
H
=
R1 / / R
ref
R1/ / R
ref
+ R2
[V
O(max)
− V
O(min)
]
R2 Rref / / R1
+ V
CC
Vi
n
V
ref
+ V
CC
+ V
CC
V
in V
ref
R
ref
R
ref
−
+
−
+
V
O
V
O
10k
R1
R2
R3
10 k
1.0 M
R3
R2
1.0 M
10 k
R1
10 k
10 k