mc3303dr2 ON Semiconductor, mc3303dr2 Datasheet - Page 7

• Manufacturer Part Number: mc3303dr2
• Description: Single Supply Quad Operational Amplifier
• Manufacturer: ON Semiconductor

For:
V
V
V
ref
in
ref
=
f
Q
T
T
o
BP
N
1
2
C1
= 1.0 kHz
= 10
= 1
= 1
V
CC
+
−
MC3403
f =
1/2
Figure 14. Function Generator
Triangle Wave
C
4 CR
R1 +R
R2
Output
f
R1
C
V
ref
Where:
if R3 =
R
f
75 k
R3
V
MC3403
−
+
100 k
ref
R2
1/2
R1
R2 +R1
R2 R1
C
R
T
T
BP
N
= center frequency gain
= passband notch gain
300 k
R2
+
−
R1
MC3403
1/2
Bandpass
Figure 13. Bi−Quad Filter
Output
http://onsemi.com
V
ref
MC3403
−
+
Square Wave
1/2
Output
C
V
7
ref
R
MC3403
−
+
V
1/2
in
R3
Given:
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.
Choose value f
Figure 15. Multiple Feedback Bandpass Filter
100 k
Then:
R1
o
and BW are expressed in Hz.
f
A(f
o
V
= center frequency
ref
o
R3 =
) = gain at center frequency
R2
o
C
, C
MC3403
−
+
1/2
p f
C
100 k
C1
Q
o
C
R3
V
R1 =
ref
−
+
MC3403
Notch Output
2 A(f
1/2
R3
V
CC
R1 = QR
R2 =
R3 = T
o
C1 = 10 C
)
f
o
=
2pRC
T
R2 =
R1
V
N
BP
ref
1
R2
=
O
BW
4Q
o
1
2
R1 = 1.6 MW
R2 = 1.6 MW
R3 = 1.6 MW
f
o
V
R = 160 kW
C = 0.001 mF
R1 R5
2
C
V
ref
R1 −R5
CC
O
< 0.1
=
C
= 10 C
O
1
2
V
V
CC
O