Specifications

MC4741C
5
MOTOROLA ANALOG IC DEVICE DATA
1/4
MC4741C
1/4
MC4741C
Figure 7. Bi–Quad Filter
Figure 8. Open Loop Voltage Gain
versus Supply Voltage
Figure 9. Transient Response Test Circuit
Figure 10. Absolute Value DVM Front End
V
CC
, |V
EE
|, SUPPLY VOLTAGES (V)
105
100
95
90
85
80
75
70
0 2.0 4.0 6.0 8.0 10 12 14 16 18 20
A
V
, VOLTAGE GAIN (dB)
To Scope
(Output)
R
L
C
L
+
–
To Scope
(Input)
900 k
100 k
V
CC
500 k
+
+
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MC4741C
0.5 µ F
1
2
MC1505
MSD6150
MSD6102
47 k
MC4741 Quad Op Amp
+
–
Polarity
Common Mode Adjust
1.0 k
1.0 M
V
EE
Bridge Null Adjust
–
–
–
–
+
+
1/4
MC4741C
1.0 k
1.0 k
500 k
500 k
1.0 M
1
2
1
2
π RC
V
ref
= V
CC
–
+
R2
C1
V
in
V
ref
V
ref
V
ref
V
ref
R
100 k
100 k
R2
R1
R3
C1
Bandpass
Output
R = 160 k
Ω
C = 0.001 µ F
R1 = 1.6 M
Ω
R2 = 1.6 M Ω
R3 = 1.6 M Ω
T
BP
= center frequency gain
T
N
= passband notch gain
f
o
=
R1 = QR
R2 =
R3 = T
N
R2
C1 = 10 C
f
o
= 1.0 kHz
Q = 10
T
BP
= 1
T
N
= 1
R1
T
BP
R
C
C
Notch Output
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MC4741C
1/4
MC4741C
1/4
MC4741C
1/4
MC4741C
–
–
–
+
+
+
For: Where: