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KA339/KA339A, KA2901
Quad Comparator
Features
• Single or Dual Supply Operation
• Wide Range of Supply Voltage
KA339/KA339A, KA2901 : 2 ~ 36V (or
±1
~
±18V)
• 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 KA339/KA339A, 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. 1.0.5
©2012 Fairchild Semiconductor Corporation
KA339/KA339A, 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
Differential Input Voltage
Input Voltage
Output Short Circuit to GND
Power Dissipation
Operating Temperature
KA339/KA339A
KA2901
Storage Temperature
Symbol
V
CC
V
I(DIFF)
V
I
-
P
D
T
OPR
T
STG
Value
±18
or 36
36
-0.3 to +36
Continuous
570
0 ~ +70
-40 ~ +85
-65 ~ +150
Unit
V
V
V
-
mW
°C
°C
2
KA339/KA339A, 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
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
-
-
-
-
-
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
KA2901: -40
≤
T
A
≤
+85°C
2. These parameters, although guaranteed, are not 100% tested in production.
3
KA339/KA339A, 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
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
Conditions
V
O(P)
= 1.4V, R
S
= 0Ω
Note1
Note1
Note1
KA2901, V
CC
=30V
V
I(R)
Note1
R
L
=∞, V
CC
=5V
R
L
=∞, V
CC
=30V
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.
-
-
-
-
-
-
0
0
-
-
25
-
-
6
-
-
-
-
-
Typ.
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
V
Unit
mV
nA
nA
I
CC
G
V
T
LRES
T
RES
I
SINK
V
SAT
I
O(LKG)
V
I(DIFF)
mA
V/mV
ns
μs
mA
mV
nA
μA
V
Note:
1. KA339 / KA339A: 0
≤
T
A
≤
+70°C
KA2901: -40
≤
T
A
≤
+85°C
2. These parameters, although guaranteed, are not 100% tested in production.
4
KA339/KA339A, 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
