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Order this document by MC1741C/D
The MC1741C was designed for use as a summing amplifier, integrator,
or amplifier with operating characteristics as a function of the external
feedback components.
• No Frequency Compensation Required
• Short Circuit Protection
• Offset Voltage Null Capability
• Wide Common Mode and Differential V oltage Ranges
• Low Power Consumption
• No Latch Up
MAXIMUM RATINGS
Rating Symbol Value Unit
Power Supply Voltage VCC, V
Input Differential Voltage V
Input Common Mode Voltage (Note 1) V
Output Short Circuit Duration (Note 2) t
Operating Ambient Temperature Range T
Storage Temperature Range T
NOTES: 1.For supply voltages less than +15 V , the absolute maximum input voltage is
equal to the supply voltage.
2.Supply voltage equal to or less than 15 V.
EE
ID
ICM
SC
A
stg
±18 Vdc
±30 V
±15 V
Continuous
0 to +70 °C
–55 to +125 °C
OPERATIONAL
AMPLIFIER
SEMICONDUCTOR
TECHNICAL DATA
8
1
P1 SUFFIX
PLASTIC PACKAGE
CASE 626
8
1
D SUFFIX
PLASTIC PACKAGE
CASE 751
(SO–8)
Equivalent Circuit Schematic
(1/4 of Circuit Shown)
Noninverting
Input
Inverting
Input
Offset
Null
1.0 k 1.0 k50 k
39 k
5.0 k
30 pF
MOTOROLA ANALOG IC DEVICE DATA
4.5 k
7.5 k
50 k 50
V
G
25
Output
50
V
CC
EE
PIN CONNECTIONS
Offset Null
Inv. Input
Noninv. Input
V
EE
1
2
3
4
+
(Top View)
8
N.C.
7
V
CC
Output
6
Offset Null
5
ORDERING INFORMATION
Operating
Device
MC1741CD
MC1741CP1
Motorola, Inc. 1996 Rev 5
Alternate
LM741CN
µA741TC
Temperature Range
–
TA = 0° to +70°C
Package
SO–8
Plastic DIP
1
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MC1741C
ELECTRICAL CHARACTERISTICS
Characteristic
Input Offset Voltage (RS ≤ 10 k) V
Input Offset Current I
Input Bias Current I
Input Resistance r
Input Capacitance C
Offset Voltage Adjustment Range V
Common Mode Input Voltage Range V
Large Signal Voltage Gain (VO = ±10 V, RL ≥ 2.0 k) A
Output Resistance r
Common Mode Rejection (RS ≤ 10 k) CMR 70 90 – dB
Supply Voltage Rejection (RS ≤ 10 k) PSR 75 – – dB
Output Voltage Swing V
(RL ≥ 10 k) ±12 ±14 –
(RL ≥ 2.0 k) ±10 ±13 –
Output Short Circuit Current I
Supply Current I
Power Consumption P
Transient Response (Unity Gain, Noninverting)
(VI = 20 mV, RL ≥ 2.0 k, CL ≤ 100 pF) Rise Time t
(VI = 20 mV, RL ≥ 2.0 k, CL ≤ 100 pF) Overshoot os – 15 – %
(VI = 10 V, RL ≥ 2.0 k, CL ≤ 100 pF) Slew Rate SR – 0.5 – V/µs
(VCC = +15 V, VEE = –15 V, TA = 25°C, unless otherwise noted.)
Symbol Min Typ Max Unit
IO
IO
IB
i
i
IOR
ICR
VOL
o
O
SC
D
C
TLH
– 2.0 6.0 mV
– 20 200 nA
– 80 500 nA
0.3 2.0 – MΩ
– 1.4 – pF
– ±15 – mV
±12 ±13 – V
20 200 – V/mV
– 75 – Ω
– 20 – mA
– 1.7 2.8 mA
– 50 85 mW
– 0.3 – µs
V
ELECTRICAL CHARACTERISTICS (V
Characteristic
Input Offset Voltage (RS ≤ 10 kΩ) V
Input Offset Current (TA = 0° to +70°C ) I
Input Bias Current (TA = 0° to +70°C ) I
Supply Voltage Rejection (RS ≤ 10 k) PSR 75 – – dB
Output Voltage Swing (RL ≥ 2.0 k) V
Large Signal Voltage Gain (RL ≥ 2.0 k, VO = ±10 V) A
* T
= 0°CT
low
high
= 70°C
= +15 V, VEE = –15 V, TA = T
CC
to T
low
Symbol Min Typ Max Unit
VOL
, unless otherwise noted.)*
high
IO
IO
IB
O
– – 7.5 mV
– – 300 nA
– – 800 nA
±10 ±13 – V
15 – – V/mV
2
MOTOROLA ANALOG IC DEVICE DATA
Page 3
MC1741C
Figure 1. Burst Noise versus Source Resistance Figure 2. RMS Noise versus Source Resistance
1000
µ
100
BW = 1.0 Hz to 1.0 kHz
100
µ
10
BW = 1.0 Hz to 1.0 kHz
, INPUT NOISE ( Vpk)
10
n
e
0
10 100 1.0 k 10 k 100 k 1.0 M
RS, SOURCE RESISTANCE (Ω)
1.0
, INPUT NOISE ( Vpk)
n
e
0.1
10 100 1.0 10 k 100 k 1.0 M
RS, SOURCE RESISTANCE (Ω)
Figure 3. Output Noise versus Source Resistance Figure 4. Spectral Noise Density
10
AV = 1000
1.0
100
10
OUTPUT NOISE (mVrms)
0.1
,
n
e
0.01
10 100 1.0 k 10 k 100 k 1.0 M
RS, SOURCE RESISTANCE (Ω)
1.0
14.0
12.0
)
Hz
10.0
√
nV/
8.0
6.0
4.0
INPUT NOISE (
,
n
e
2.0
0
10 100 1.0 k 100 k10 k
f, FREQUENCY (Hz)
AV = 10, RS = 100 k
Ω
Figure 5. Burst Noise Test Circuit
100 k
100 k
1.0 k
Unlike conventional peak reading or RMS meters, this system was
especially designed to provide the quick response time essential
to burst (popcorn) noise testing.
100 k
–
+
Operational Amplifier
Under Test
x500 x2
1.0 Hz to 1.0 kHz
MOTOROLA ANALOG IC DEVICE DATA
Positive
Threshold
Voltage
Low Pass
Filter
+
–
To Pass / Fail
Indicator
+
–
Negative
Threshold
Voltage
The test time employed is 10 sec and the 20 mV peak limit
refers to the operational amplifier input thus eliminating errors
in the closed loop gain factor of the operational amplifier.
3
Page 4
pp
Figure 6. Power Bandwidth
(Large Signal Swing versus Frequency)
28
24
20
MC1741C
Figure 7. Open Loop Frequency Response
120
100
80
16
12
8.0
, OUTPUT VOLTAGE (V )
O
V
4.0
0
10 100 1.0 k 100 k10 k
(Voltage Follower)
THD < 5%
f, FREQUENCY (Hz)
Figure 8. Positive Output V oltage Swing
versus Load Resistance
15
13
pp
11
9.0
7.0
5.0
, OUTPUT VOLTAGE (V )
O
V
3.0
±
15 V Supplies
±
12 V
±
9.0 V
±
6.0 V
VOLTAGE GAIN (dB)A
,
vol
–15
–13
pp
–9.0
–7.0
–5.0
, OUTPUT VOLTAGE (V )
O
V
–3.0
60
40
20
0
–20
1.0 100 1.0 k 10 k 100 k 1.0 M 10 M10
f, FREQUENCY (Hz)
Figure 9. Negative Output Voltage Swing
versus Load Resistance
–11
±
15 V Supplies
±
12 V
±
9.0 V
±
6.0 V
1.0
100 200 500 700 1.0 k 2.0 k 5.0 k 7.0 k 10 k
RL, LOAD RESISTANCE (Ω)
Figure 10. Output V oltage Swing versus
Load Resistance (Single Supply Operation)
28
30 V Supply
)
26
pp
24
22
20
18
16
14
12
10
8.0
6.0
, OUTPUT VOL TAGE SWING (V
4.0
O
V
2.0
0
27 V
24 V
21 V
18 V
15 V
12 V
9.0 V
6.0 V
5.0 V
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10
RL, LOAD RESISTANCE (k
Ω
)
–1.0
100 200 500 700 1.0 k 2.0 k 5.0 k 7.0 k 10 k
Ω
RL, LOAD RESISTANCE (
)
Figure 11. Single Supply Inverting Amplifier
100 µF
V
in
200 k
200 k
1.0 k
50 k
50 k
10 k
V
CC
7
2
–
+
MC1741
3
4
100
µ
F
R
L
4
MOTOROLA ANALOG IC DEVICE DATA
Page 5
MC1741C
Figure 12. Noninverting Pulse Response
5.0 V/DIV
Input
10 µs/DIV
Figure 13. Transient Response Test Circuit
Output
To Scope
(Input)
105
100
95
90
85
, VOLTAGE GAIN (dB)
80
V
A
75
–
+
R
L
C
To Scope
(Output)
L
Figure 14. Open Loop V oltage Gain
versus Supply V oltage
70
0 2.0 4.0 6.0 8.0 10 12 14 16 18 20
MOTOROLA ANALOG IC DEVICE DATA
VCC, |VEE|, SUPPLY VOLTAGES (V)
5
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MC1741C
OUTLINE DIMENSIONS
P1 SUFFIX
PLASTIC PACKAGE
CASE 626–05
ISSUE K
NOTE 2
–T–
SEATING
PLANE
H
A
E
B
C
A1
58
–B–
14
F
–A–
C
N
D
G
0.13 (0.005) B
M
D
58
0.25MB
1
H
4
e
A
B
SS
A0.25MCB
K
A
T
SEATING
PLANE
0.10
L
J
M
M
M
D SUFFIX
PLASTIC PACKAGE
CASE 751–05
(SO–8)
ISSUE R
M
h
X 45
_
q
NOTES:
1. DIMENSION L TO CENTER OF LEAD WHEN
FORMED PARALLEL.
2. PACKAGE CONTOUR OPTIONAL (ROUND OR
SQUARE CORNERS).
3. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
DIM MIN MAX MIN MAX
A 9.40 10.16 0.370 0.400
B 6.10 6.60 0.240 0.260
C 3.94 4.45 0.155 0.175
D 0.38 0.51 0.015 0.020
F 1.02 1.78 0.040 0.070
G 2.54 BSC 0.100 BSC
H 0.76 1.27 0.030 0.050
J 0.20 0.30 0.008 0.012
K 2.92 3.43 0.115 0.135
L 7.62 BSC 0.300 BSC
M ––– 10 ––– 10
N 0.76 1.01 0.030 0.040
NOTES:
C
L
1. DIMENSIONING AND TOLERANCING PER ASME
Y14.5M, 1994.
2. DIMENSIONS ARE IN MILLIMETERS.
3. DIMENSION D AND E DO NOT INCLUDE MOLD
PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 PER SIDE.
5. DIMENSION B DOES NOT INCLUDE MOLD
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.127 TOTAL IN EXCESS
OF THE B DIMENSION AT MAXIMUM MATERIAL
CONDITION.
MILLIMETERS
DIM MIN MAX
A 1.35 1.75
A1 0.10 0.25
B 0.35 0.49
C 0.18 0.25
D 4.80 5.00
E
3.80 4.00
1.27 BSCe
H 5.80 6.20
h
0.25 0.50
L 0.40 1.25
0 7
q
INCHESMILLIMETERS
__
__
6
MOTOROLA ANALOG IC DEVICE DATA
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MC1741C
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty , representation or guarantee regarding
the suitability of its products for any particular purpose, nor does Motorola 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 consequential or incidental damages. “T ypical” parameters which may be provided in Motorola
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. Motorola does not convey any license under its patent rights nor the rights of
others. Motorola 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 Motorola product could create a situation where personal injury
or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola
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
Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal
Opportunity/Affirmative Action Employer.
MOTOROLA ANALOG IC DEVICE DATA
7
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MC1741C
How to reach us:
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P.O. Box 20912; Phoenix, Arizona 85036. 1–800–441–2447 or 602–303–5454 3–14–2 Tatsumi Koto–Ku, Tokyo 135, Japan. 03–81–3521–8315
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INTERNET: http://Design–NET.com 51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852–26629298
8
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MOTOROLA ANALOG IC DEVICE DATA
MC1741C/D
*MC1741C/D*
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