Fairchild LM3302, LM239, LM239A service manual
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LM2901,LM339/LM339A,LM3302
LM239/LM239A
Quad Comparator
www.fairchildsemi.com
Features
• Single or Dual Supply Operation
• Wide Range of Supply Voltage
LM2901,LM339/LM339A,LM239/LM239A: 2 ~ 36V
(or ±1 ~ ±18V)
LM3302: 2 ~ 28V (or ±1 ~ ±14V)
• Low Supply Current Drain 800µA Typ.
• Open Collector Outputs for Wired and Connecto r s
• Low Input Bia s Current 25 nA Typ.
• Low Input Offset Current ±2.3nA Typ.
• Low Input Offset Voltage ±1.4mV T yp .
• Input Common Mode Voltage Range Includes Ground.
• Low Output Satura ti on Voltage
• Output Compatible With TTL, DTL and MOS Logic
System
Internal Block Diagram
Description
The LM2901, LM3 39/LM339A ,LM239/LM239A, LM3302
consist of four independent voltage comparators designed
to operate from single power supply over a wide voltage
range.
14-DIP
1
14-SOP
1
©2002 Fairchild Semiconductor Corporation
OUT2
OUT1
V
CC
IN1(-)
IN1(+)
IN2(-)
IN2(+)
14
13
12
11
10
9
8
OUT3
OUT4
GND
IN4(+)
IN4(-)
IN3(+)
IN3(-)
1
2
3
+
-
4
5
6
7
+
-
+
-
+
-
Rev. 1.0.2
LM2901,LM339/LM339A,LM3 302 L M23 9/LM 239A
Schematic Diagram
V
CC
D2
Q2
D1
IN(+)
IN(-)
GND
Q1
Q5
Absolute Maximum Ratings
Q9
Q3
Q6
D3
Q4
D4
Q12
Q7
Q8
Q13
R1
Q14
R2
OUTPUT
D5
D6
Parameter Symbol Value Unit
Supply Voltage V
Supply Voltage only LM3302 V
Differential Input Voltage V
Differential Input Voltage Only LM3302 V
I(DIFF)
I(DIFF)
Input Voltage V
Input Voltage Only LM3302 V
CC
CC
I
I
±18 or 36 V
±14 or 28 V
36 V
28 V
-0.3 to +36 V
-0.3 to +28 V
Output Short Circuit to GND - Continuous Power Dissipation P
D
570 mW
Operating Temperature
LM339/LM339A
LM2901/LM3302
LM239/LM239A
Storage Temperature T
T
OPR
STG
0 ~ +70
-40 ~ +85
-25 ~ +85
-65 ~ +150 °C
°C
2
Electrical Characteristics
(VCC = 5V, TA = 25°C, unless otherwise specified)
LM2901,LM339/LM339A,LM33 02 LM239/LM239A
Parameter Symbol Conditions
V
=1.4V, RS = 0Ω -1 2 -1.45mV
Input Offset
Voltage
V
Input Offset
Current
Input Bias Current I
BIAS
Input Common
Mode Voltage
V
Range
Supply Current I
Voltage Gain G
Large Signal
Response Time
T
LRES
Response Time T
Output Sink
Current
Output Saturation
Voltage
Output Leakage
Current
Differential Voltage V
I
SINK
V
I
o(LKG)
I(DIFF)
IO
I
IO
I(R)
CC
V
RES
SAT
O(P)
Note1 - - 4.0 - - 9.0
I
- I
IN(+)
IN(-)
, V
CM
Note1 - - 150 - - 150
V
= 0V - 57 250 - 57 250
CM
Note1 - - 400 - - 400
V
= 30V 0 - VCC-1.5 0 - VCC-1.5
CC
Note1 0 - VCC-2 0 - VCC-2
VCC = 5V, RL = ∞ - 1.1 2.0 - 1.1 2.0 mA
VCC =15V, R
≥ 15kΩ
L
(for large swing)
VI = TTL Logic Swing
V
= 1.4V, VRL = 5V,
REF
R
= 5.1kΩ (Note2)
L
VRL = 5V, RL = 5.1kΩ
(Note2)
V
≥ 1V, V
I(-)
V
≤ 1.5V
O(P)
V
≥ 1V, V
I(-)
= 4mA Note1 - - 700 - - 700
I
SINK
V
= 0V
I(-)
V
= 1V
I(+)
= 0V,
I(+)
= 0V - 140 400 - 140 400
I(+)
V
O(P)
V
O(P)
Note1 - - 36 - - 36 V
LM239A/LM339A LM239/LM339
Min. Typ. Max. Min. Typ. Max.
Unit
= 0V - 2.3 50 - 2.3 50 nA
nA
V
50 200 - 50 200 - V/mV
- 300 - - 300 - ns
-1.3 - -1.3- µs
618 - 618- mA
mV
= 5V - 0.1 - - 0.1 - nA
= 30V - - 1.0 - - 1.0 µA
Note:
1. LM339/LM339A : 0 ≤ T
LM2901/LM3302 : -40 ≤ T
LM239/LM239A : -25 ≤ T
2. These parameters, although guaranteed, are not 100% tested in production.
≤ +70°C
A
A
≤ +85°C
A
≤ +85°C
3
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