The LM324 series are low–cost, quad operational amplifiers with
true differential inputs. They have several distinct advantages over
standard operational amplifier types in single supply applications. The
quad amplifier can operate at supply voltages as low as 3.0 V or as
high as 32 V with quiescent currents about one–fifth of those
associated with the MC1741 (on a per amplifier basis). The common
mode input range includes the negative supply, thereby eliminating t h e
necessity for external biasing components in many applications. The
output voltage range also includes the negative power supply voltage.
• Short Circuited Protected Outputs
• True Differential Input Stage
• Single Supply Operation: 3.0 V to 32 V (LM224, LM324, LM324A)
• Low Input Bias Currents: 100 nA Maximum (LM324A)
• Four Amplifiers Per Package
• Internally Compensated
• Common Mode Range Extends to Negative Supply
• Industry Standard Pinouts
• ESD Clamps on the Inputs Increase Ruggedness without Affecting
Device Operation
MAXIMUM RATINGS (T
Rating
Power Supply VoltagesVdc
Single SupplyV
Split SuppliesVCC, V
Input Differential Voltage
Range (Note 1)
Input Common Mode
Voltage Range
Output Short Circuit
Duration
Junction TemperatureT
Storage Temperature
Range
Operating Ambient
Temperature Range
LM224–25 to +85
LM324, 324A0 to +70
LM2902–40 to +105
LM2902V, NCV2902–40 to +125
1. Split Power Supplies.
= +25°C, unless otherwise noted.)
A
Symbol
CC
V
IDR
V
ICR
t
SC
J
T
stg
T
A
LM224
LM324,
LM324A
3226
EE
±16±13
±32±26Vdc
–0.3 to 32–0.3 to 26Vdc
LM2902,
LM2902V
Continuous
150°C
–65 to +150°C
Unit
°C
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PDIP–14
N SUFFIX
CASE 646
14
1
SO–14
14
1
14
1
D SUFFIX
CASE 751A
TSSOP–14
DTB SUFFIX
CASE 948G
PIN CONNECTIONS
Out 1
Inputs 1
V
Inputs 2
Out 2
1
2
1
3
4
CC
5
23
6
7
(Top View)
14
Out 4
13
4
12
11
10
9
8
Inputs 4
VEE, Gnd
Inputs 3
Out 3
ORDERING INFORMATION
See detailed ordering and shipping information in the package
dimensions section on page 9 of this data sheet.
DEVICE MARKING INFORMATION
See general marking information in the device marking
section on page 10 of this data sheet.
Semiconductor Components Industries, LLC, 2002
May, 2002 – Rev. 8
1Publication Order Number:
LM324/D
LM324, LM324A, LM224, LM2902, LM2902V, NCV2902
ELECTRICAL CHARACTERISTICS (V
= 5.0 V, VEE = Gnd, TA = 25°C, unless otherwise noted.)
CS––120–––120–––120–––120–––120–dB
10 kHz ≤ f ≤ 20 kHz,
Input Referenced
Common Mode
CMR7085–6570–6570–5070–5070–dB
Rejection,
R
≤ 10 kΩ
S
Power Supply
PSR65100–65100–65100–50100–50100–dB
Rejection
2. LM224: T
LM324/LM324A: T
LM2902: T
LM2902V & NCV2902: T
NCV2902 is qualified for automotive use.
= –25°C, T
low
= –40°C, T
low
= 0°C, T
low
= +85°C
high
= +105°C
high
= –40°C, T
low
high
= +70°C
high
= +125°C
3. The input common mode voltage or either input signal voltage should not be allowed to go negative by more than 0.3 V. The upper end of
the common mode voltage range is V
4. Guaranteed by design.
–1.7 V.
CC
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2
LM324, LM324A, LM224, LM2902, LM2902V, NCV2902
ELECTRICAL CHARACTERISTICS (V
= 5.0 V, VEE = Gnd, TA = 25°C, unless otherwise noted.)
––3.0–1.43.0––3.0––3.0––3.0
(26 V for LM2902, V),
V
= 0 V, RL = ∞
O
VCC = 5.0 V,
= 0 V, RL = ∞
V
O
5. LM224: T
LM324/LM324A: T
LM2902: T
LM2902V & NCV2902: T
= –25°C, T
low
= –40°C, T
low
= 0°C, T
low
NCV2902 is qualified for automotive use.
––1.2–0.71.2––1.2––1.2––1.2
= +85°C
high
high
low
= +70°C
high
= +105°C
= –40°C, T
= +125°C
high
6. The input common mode voltage or either input signal voltage should not be allowed to go negative by more than 0.3 V. The upper end of
the common mode voltage range is V
–1.7 V.
CC
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3
Q19
LM324, LM324A, LM224, LM2902, LM2902V, NCV2902
Common to Four
Q16
Output
Q15
Q14
Q13
40 k
Bias Circuitry
Amplifiers
Q22
V
CC
+
Inputs
-
Q2
Q18
Q17
Q3Q4
5.0 pF
Q20
Q21
Q5
Q12
25
Q11
Q10
Q6
Q26
Q9
Q7
Q8
Figure 1. Representative Circuit Diagram
(One–Fourth of Circuit Shown)
Q1
Q24
Q23
Q25
2.4 k
2.0 k
VEE/Gnd
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4
LM324, LM324A, LM224, LM2902, LM2902V, NCV2902
CIRCUIT DESCRIPTION
The LM324 series is made using four internally
compensated, two–stage operational amplifiers. The first
stage of each consists of differential input devices Q20 and
Q18 with input buffer transistors Q21 and Q17 and the
differential to single ended converter Q3 and Q4. The first
stage performs not only the first stage gain function but also
performs the level shifting and transconductance reduction
functions. By reducing the transconductance, a smaller
compensation capacitor (only 5.0 pF) can be employed, thus
saving chip area. The transconductance reduction is
accomplished by splitting the collectors of Q20 and Q18.
Another feature of this input stage is that the input common
mode range can include the negative supply or ground, in
single supply operation, without saturating either the input
devices or the differential to single–ended converter. The
second stage consists of a standard current source load
amplifier stage.
3.0 V to V
CC(max)
Single SupplySplit Supplies
V
1
2
3
4
CC
VEE/Gnd
V
= 15 Vdc
CC
R
= 2.0 kΩ
L
T
= 25°C
A
1.0 V/DIV
5.0 µs/DIV
Figure 2. Large Signal Voltage Follower Response
Each amplifier is biased from an internal–voltage
regulator which has a low temperature coefficient thus
giving each amplifier good temperature characteristics as
well as excellent power supply rejection.
V
CC
1
2
3
4
V
EE
1.5 V to V
1.5 V to V
CC(max)
EE(max)
Figure 3.
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5
LM324, LM324A, LM224, LM2902, LM2902V, NCV2902
20
18
16
14
12
10
8.0
I
V , INPUT VOLTAGE (V)
6.0
±
Negative
Positive
4.0
2.0
0
02.0 4.0 6.0 8.0 101214 161820
± V
POWER SUPPLY VOLTAGES (V)
CC/VEE,
Figure 4. Input Voltage Range
14
R
pp
12
10
8.0
= 2.0 kΩ
L
V
= 15 V
CC
VEE = Gnd
Gain = -100
R
= 1.0 kΩ
I
R
= 100 kΩ
F
6.0
4.0
, OUTPUT VOLTAGE RANGE (V )
2.0
OR
V
0
1.0101001000
f, FREQUENCY (kHz)
Figure 6. Large–Signal Frequency Response
120
100
80
60
40
VOL
A , LARGE-SIGNAL
20
OPEN LOOP VOLTAGE GAIN (dB)
0
-20
1.0101001.0 k10 k100 k1.0 M
550
500
450
400
350
300
, OUTPUT VOLTAGE (mV)
250
O
V
200
0
01.02.03.04.05.06.07.08.0
Figure 7. Small–Signal Voltage Follower
V
= 15 V
CC
VEE = Gnd
T
= 25°C
A
f, FREQUENCY (Hz)
Figure 5. Open Loop Frequency
Input
Output
VCC = 30 V
VEE = Gnd
T
= 25°C
A
CL = 50 pF
t, TIME (µs)
Pulse Response (Noninverting)
2.4
T
= 25°C
2.1
A
RL =
1.8
1.5
1.2
0.9
0.6
0.3
CC
I , POWER SUPPLY CURRENT (mA)
0
05.0101520253035
, POWER SUPPLY VOLTAGE (V)VCC, POWER SUPPLY VOLTAGE (V)
V
CC
Figure 8. Power Supply Current versus
Power Supply Voltage
90
80
IB
I , INPUT BIAS CURRENT (nA)
70
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6
02.04.06.08.0101214161820
Figure 9. Input Bias Current versus
Power Supply Voltage
V
CC
MC1403
LM324, LM324A, LM224, LM2902, LM2902V, NCV2902
50 k
R1
5.0 k
V
R2
2.5 V
CC
-
1/4
LM324
+
V
= 2.5 V 1 +
O
R1
R2
V
ref
V
O
1
V
= V
ref
2
Figure 10. Voltage ReferenceFigure 11. Wien Bridge Oscillator
10 k
-
1/4
LM324
V
CC
V
O
+
fo =
CC
R
R
C
C
For: f
2 π RC
o
R = 16 kΩ
C = 0.01 µF
1
= 1.0 kHz
e
+
1
1/4
LM324
-
a R1
R1
b R1
-
1/4
LM324
e
+
2
1
R
C
1
R
C
R
-
1/4
LM324
+
R
R1
V
ref
e
o
V
in
V
V
inH
eo = C (1 + a + b) (e2 - e1)
R2
Hysteresis
V
OH
V
V
ref
ref
O
) + V
) + V
O
V
OL
ref
ref
V
inLVinH
V
+
1/4
LM324
-
R1
(V
=
inL
R1 + R2
R1
=
R1 + R2
R1
H =
R1 + R2
- V
OL
(V
- V
OH
(V
- VOL)
OH
Figure 12. High Impedance Differential AmplifierFigure 13. Comparator with Hysteresis
R
R
C1
V
in
R2
C
-
1/4
LM324
+
R
-
1/4
LM324
+
100 k
C
Vref
V
ref
R2
Bandpass
Output
R1
V
R3
-
1/4
LM324
+
ref
Where:TBP=Center Frequency Gain
100 k
-
1/4
LM324
+
V
ref
For:f
For:Q= 10
For:T
For:TN= 1
C1
Notch Output
Where:TN=Passband Notch Gain
fo =
2 π RC
R1 = QR
R1
R2 =
T
R3 = T
N R2
C1 = 10C
=1.0 kHz
o
= 1
BP
1
BP
=V
V
ref
R = 160 kΩ
C = 0.001 µF
R1 = 1.6 MΩ
R2 = 1.6 MΩ
R3 = 1.6 MΩ
ref
1
CC
2
Figure 14. Bi–Quad Filter
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7
LM324, LM324A, LM224, LM2902, LM2902V, NCV2902
O
V
=V
ref
V
ref
1
CC
2
Triangle Wave
+
1/4
LM324
-
C
f =
Output
R1 + R
4 CRf R1
R2
300 k
R3
75 k
R1
100 k
V
ref
R
f
R3 =
R2 R1
R2 + R1
C
if
+
1/4
LM324
-
Square
Wave
Output
C
R1
V
in
C
R2
R3
V
CC
-
1/4
LM324
+
V
ref
V
=V
ref
C
O
V
CO = 10 C
1
CC
2
Figure 15. Function GeneratorFigure 16. Multiple Feedback Bandpass Filter
Given:fo=center frequency
)=gain at center frequency
A(f
o
Choose value f
Then:
For less than 10% error from operational amplifier,
where f
If source impedance varies, filter may be preceded with
voltage follower buffer to stabilize filter parameters.
x= 2 or 3
A= Assembly Location
WL= Wafer Lot
YY, Y= Year
WW, W = Work Week
*This marking diagram also applies to NCV2902.
1
1
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10
LM324, LM324A, LM224, LM2902, LM2902V, NCV2902
PACKAGE DIMENSIONS
PDIP–14
N SUFFIX
CASE 646–06
ISSUE M
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
148
B
17
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION L TO CENTER OF LEADS WHEN
FORMED PARALLEL.
4. DIMENSION B DOES NOT INCLUDE MOLD FLASH.
5. ROUNDED CORNERS OPTIONAL.
–T–
SEATING
PLANE
N
–T–
SEATING
PLANE
HG
148
G
A
F
–A–
–B–
71
D 14 PL
0.25 (0.010)A
M
T
K
B
D
14 PL
0.13 (0.005)
7 PL
P
0.25 (0.010)B
C
S
S
C
K
M
SO–14
D SUFFIX
CASE 751A–03
ISSUE F
M
R
X 45
DIM MINMAXMINMAX
A 0.715 0.770 18.16 18.80
L
J
M
M
M
J
B 0.240 0.2606.106.60
C 0.145 0.1853.694.69
D 0.015 0.0210.380.53
F0.040 0.0701.021.78
G0.100 BSC2.54 BSC
H 0.052 0.0951.322.41
J0.008 0.0150.200.38
K0.115 0.1352.923.43
L
0.290 0.3107.377.87
M--- 10 ---10
N 0.015 0.0390.381.01
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
PER SIDE.
5. DIMENSION D DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.127 (0.005) TOTAL
IN EXCESS OF THE D DIMENSION AT
MAXIMUM MATERIAL CONDITION.
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSION A DOES NOT INCLUDE MOLD FLASH,
PROTRUSIONS OR GATE BURRS. MOLD FLASH
OR GATE BURRS SHALL NOT EXCEED 0.15
(0.006) PER SIDE.
4. DIMENSION B DOES NOT INCLUDE INTERLEAD
FLASH OR PROTRUSION. INTERLEAD FLASH OR
PROTRUSION SHALL NOT EXCEED
0.25 (0.010) PER SIDE.
5. DIMENSION K DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.08 (0.003) TOTAL IN
EXCESS OF THE K DIMENSION AT MAXIMUM
MATERIAL CONDITION.
6. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
7. DIMENSION A AND B ARE TO BE DETERMINED
AT DATUM PLANE -W-.
ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make
changes without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any
particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all
liability, including without limitation special, consequential or incidental damages. “Typical” parameters which may be provided in SCILLC data sheets and/or
specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be
validated for each customer application by customer’s technical experts. SCILLC does not convey any license under its patent rights nor the rights of others.
SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications
intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death
may occur. Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC
and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees
arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that
SCILLC was negligent regarding the design or manufacture of the part. SCILLC is an Equal Opportunity/Affirmative Action Employer.
PUBLICATION ORDERING INFORMATION
Literature Fulfillment:
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P.O. Box 5163, Denver, Colorado 80217 USA
Phone: 303–675–2175 or 800–344–3860 Toll Free USA/Canada
Fax: 303–675–2176 or 800–344–3867Toll Free USA/Canada
Email: ONlit@hibbertco.com
N. American Technical Support: 800–282–9855 Toll Free USA/Canada
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JAPAN: ON Semiconductor, Japan Customer Focus Center
4–32–1 Nishi–Gotanda, Shinagawa–ku, Tokyo, Japan 141–0031
Phone: 81–3–5740–2700
Email: r14525@onsemi.com
ON Semiconductor Website: http://onsemi.com
For additional information, please contact your local
Sales Representative.
LM324/D
12
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