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KA239/KA239A,KA339/KA339A
KA3302,KA2901
Quad Comparator
Features
• Single or Dual Supply Operation
• Wide Range of Supply Voltage
KA239/KA239A, KA339/KA339A, KA2901 : 2 ~ 36V
(or
±1
~
±18V)
KA3302 : 2 ~ 28V (or
±1
~
±14V)
• Low Supply Current Drain 800µA Typ.
• Open Collector Outputs for Wired and Connectors
• Low Input Bias Current 25nA Typ.
• Low Input Offset Current
±2.3nA
Typ.
• Low Input Offset Voltage
±1.4mV
Typ.
• Input Common Mode Voltage Range Includes Ground.
• Low Output Saturation Voltage
• Output Compatible With TTL, DTL and MOS Logic
System
Description
The KA239/KA239A, KA339/KA339A, KA3302, KA2901
consist of four independent voltage comparators designed
to operate from single power supply over a wide voltage
range.
14-DIP
1
14-SOP
1
Internal Block Diagram
OUT2
1
14
OUT3
13
OUT4
12
GND
-
+
OUT1
2
V
CC
3
-
+
IN1(-)
4
11
IN4(+)
10
IN4(-)
IN1(+)
5
IN2(-)
6
9
IN3(+)
-
+
-
+
IN2(+)
7
8
IN3(-)
Rev. 1.0.2
©2002 Fairchild Semiconductor Corporation
KA239/KA239A,KA339/KA339A KA3302,KA2901
Schematic Diagram
V
CC
Q12
Q9
Q14
D2
Q2
D1
D3
Q3
D4
R2
IN(+)
Q1
Q4
OUTPUT
Q8
Q7
Q5
Q6
Q13
D5
R1
D6
GND
IN(-)
Absolute Maximum Ratings
Parameter
Supply Voltage
Supply Voltage Only KA3302
Differential Input Voltage
Differential Input Voltage Only KA3302
Input Voltage
Input Voltage Only KA3302
Output Short Circuit to GND
Power Dissipation
Operating Temperature
KA339/KA339A
KA239/KA239A
KA2901/KA3302
Storage Temperature
Symbol
V
CC
V
CC
V
I(DIFF)
V
I(DIFF)
V
I
V
I
-
P
D
Value
±18
or 36
±14
or 28
36
28
-0.3 to +36
-0.3 to +28
Continuous
570
0 ~ +70
-25 ~ +85
-40 ~ +85
-65 ~ +150
Unit
V
V
V
V
V
V
-
mW
T
OPR
T
STG
°C
°C
2
KA239/KA239A,KA339/KA339A KA3302,KA2901
Electrical Characteristics
(V
CC
= 5V, T
A
= 25°C, unless otherwise specified)
Parameter
Input Offset Voltage
Input Offset Current
Input Bias Current
Input Common Mode
Voltage Range
Supply Current
Voltage Gain
Large Signal
Response Time
Response Time
Output Sink Current
Output Saturation
Voltage
Output Leakage
Current
Differential Voltage
Symbol
V
IO
I
IO
I
BIAS
V
I(R)
I
CC
G
V
T
LRES
T
RES
I
SINK
V
SAT
I
o(LKG)
V
I(DIFF)
Conditions
V
O(P)
= 1.4V, R
S
= 0Ω
Note1
I
IN(+)
- I
IN(-)
, V
CM
= 0V
Note1
V
CM
= 0V
Note1
V
CC
= 30V
Note1
V
CC
= 5V, R
L
=
∞
V
CC
= 15V, R
L
≥
15kΩ
(for large swing)
V
I
= TTL Logic Swing
V
REF
= 1.4V, V
RL
= 5V,
R
L
= 5.1kΩ (Note2)
V
RL
= 5V, R
L
= 5.1kΩ
(Note2)
V
I(-)
≥
1V, V
I(+)
= 0V,
V
O(P)
≤
1.5V
V
I(-)
≥
1V, V
I(+)
= 0V
I
SINK
= 4mA
V
I(-)
= 0V
V
I(+)
= 1V
Note1
V
O(P)
= 5V
V
O(P)
=30V
Note1
KA239A/KA339A
Min. Typ.
-
-
-
-
-
-
0
0
-
50
-
-
6
-
-
-
-
-
1
-
2.3
-
57
-
-
-
1.1
200
300
1.3
18
140
-
0.1
-
-
Max.
2
4.0
50
150
250
400
V
CC
-1.5
V
CC
-2
2.0
-
-
-
-
400
700
-
1.0
36
-
-
-
-
-
-
0
0
-
50
-
-
6
-
-
-
-
-
KA239/KA339
Min. Typ.
1.4
-
2.3
-
57
-
-
-
1.1
200
300
1.3
18
140
-
0.1
-
-
Max.
5
9.0
50
150
250
400
V
CC
-1.5
V
CC
-2
2.0
-
-
-
-
400
700
-
1.0
36
V
mA
V/mV
ns
µs
mA
mV
nA
µA
V
nA
nA
Unit
mV
Note:
1. KA339 / KA339A: 0
≤
T
A
≤
+70°C
KA239 / KA239A: -25
≤
T
A
≤
+85°C
KA2901 / KA3302: -40
≤
T
A
≤
+85°C
2. These parameters, although guaranteed, are not 100% tested in production.
3
KA239/KA239A,KA339/KA339A KA3302,KA2901
Electrical Characteristics
(Continued)
(V
CC
= 5V, T
A
= 25°C, unless otherwise specified)
Parameter
Input Offset Voltage
Input Offset Current
Input Bias Current
Input Common
Mode
Voltage Range
Supply Current
Symbol
V
IO
I
IO
I
BIAS
Conditions
V
O(P)
= 1.4V, R
S
= 0Ω
Note1
Note1
Note1
KA2901, V
CC
=30V
KA3302, V
CC
=28V
Note1
R
L
=∞, V
CC
=5V
I
CC
R
L
=∞, V
CC
=30V
(KA3302, V
CC
=28V)
V
CC
=15V, R
L
≥15kΩ
(for large swing)
V
I
=TTL Logic Swing
V
REF
=1.4V, V
RL
= 5V,
R
L
=5.1kΩ (Note2)
V
RL
= 5V, R
L
=5.1kΩ (Note2)
V
I(-)
≥
1V, V
I(+)
= 0V,
V
O(P)
≤
1.5V
V
I(-)
≥
1V, V
I(+)
=0V
I
SINK
= 4mA
V
I(-)
= 0V
V
I(+)
= 1V
-
Note1
V
O(P)
= 5V
V
O(P)
= 30V
Note1
KA2901
Min. Typ.
-
-
-
-
-
-
0
0
-
-
25
-
-
6
-
-
-
-
-
2
9
2.3
50
57
200
-
-
1.1
1.6
100
300
1.3
18
140
-
0.1
-
-
Max.
7
15
50
200
250
500
V
CC
-1.5
V
CC
-2
2.0
2.5
-
-
-
-
400
700
-
1.0
36
-
-
-
-
-
-
0
0
-
-
2
-
-
6
-
-
-
-
-
KA3302
Min. Typ.
2
-
3
-
57
-
-
-
1.1
1.6
30
300
1.3
18
140
-
0.1
-
-
Max.
20
40
100
300
250
1000
V
CC
-1.5
V
CC
-2
2.0
2.5
-
-
-
-
400
700
-
1.0
28
mA
Unit
mV
nA
nA
V
I(R)
V
Voltage Gain
Large Signal
Response Time
Response Time
Output Sink Current
Output Saturation
Voltage
Output Leakage
Current
Differential Voltage
G
V
T
LRES
T
RES
I
SINK
V
SAT
I
O(LKG)
V
I(DIFF)
V/mV
ns
µs
mA
mV
nA
µA
V
Note:
1. KA339 / KA339A: 0
≤
T
A
≤
+70°C
KA239 / KA239A: -25
≤
T
A
≤
+85°C
KA2901 / KA3302: -40
≤
T
A
≤
+85°C
2. These parameters, although guaranteed, are not 100% tested in production.
4
KA239/KA239A,KA339/KA339A KA3302,KA2901
Typical Performance Characteristics
Figure 1. Supply Current vs Supply Voltage
Figure 2. Input Current vs Supply Voltage
Figure 3. Output Saturation Voltage vs Sink Current
Figure 4. Response Time for Various Input
Overdrive-Negative Transition
Figure 5. Response Time for Various Input
Overdrive-Positive Transition
5