Datasheet

AD713
Rev. F | Page 16 of 20
5
6
7
1/4
AD713
2
3
1
1/4
AD713
R3
1300Ω
R1
6.19kΩ
R5
1300Ω
R7
1300Ω
R9
1300Ω
C3
6800pF
12
13
14
1/4
AD713
9
10
8
1/4
AD713
R4
1300Ω
R6
1300Ω
R2
6.19kΩ
R8
1300Ω
R10
1300Ω
R11
5.62kΩ
C4
6800pF
OUTPUTINPUT
C2
6800pF
C2
6800pF
+
1µF0.1µF
+
1µF0.1µF
+V
S
COM
–V
S
AD713
PIN 4
AD713
PIN 11
C
1
= C
2
= C
3
= C
4
= C
R
3
= R
4
= R
5
= R
6
= R
7
= R
8
= R
9
= R
10
= R
R
1
= R
2
= 4.76Ω
R
11
= 4.32Ω
f
C
=
1.11
2πRC
00824-047
Figure 47. A 1/3 Octave Filter Circuit
00824-050
INPUT
2
3
1
1/4
AD713
A1
10kΩ
412Ω 1.74kΩ 1.74kΩ 330Ω
100kΩ 4700pF
OUTPUT
95.3kΩ
4700pF
+
1µF0.1µF
+
1µF0.1µF
+V
S
COM
–V
S
AD713
PIN 4
AD713
PIN 11
1kΩ
1kΩ
36Ω
1.2kΩ
4700pF
4700pF
1kΩ
1kΩ
6
5
7
1/4
AD713
A2
10
9
8
A3
1/4
AD713
1kΩ
1kΩ
120Ω
1.87kΩ
4700pF
4700pF
13
12
14
1/4
AD713
A4
3
2
1
B1
1/4
AD713
1kΩ
1kΩ
130Ω
1.1kΩ
4700pF
4700pF
6
5
7
1/4
AD713
B2
10
9
8
B3
1/4
AD713
12
13
14
B4
1/4
AD713
Figure 48. An Antialiasing Filter