lmc835 National Semiconductor Corporation, lmc835 Datasheet - Page 9

• Manufacturer Part Number: lmc835
• Description: Digital Controlled Graphic Equalizer
• Manufacturer: National Semiconductor Corporation

Typical Applications
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z1
f
o
2 5k
6 3k
160
400
16k
63
1k
(Hz)
TABLE I Tuned Circuit Elements
0 0047m
0 068m
0 022m
Q
C
0 47m
0 15m
0 01m
0
O
1m
e
(F)
3 5 Q
0 0068m
0 0033m
0 0015m
12dB
0 033m
0 015m
C
680p
0 1m
L
(F)
e
1 05
R
100k
100k
100k
L
82k
82k
62k
47k
(X)
FIGURE 7 Stereo 7-Band Equalizer
R
O
680
680
680
680
680
680
680
(X)
9
FIGURE 8 Tuned Circuit for Stereo
7-Band Equalizer ( Figure 7 )
L
f
Q
Q
0
0
0
12 dB
e
e
e
2
C
0
q
L
e
0
C
1
R
L
R
0
0
L
L
R
C
0
0
R
R
0
0
a
2
0
0
Q
1590
0
TL H 6753 – 12
TL H 6753 – 11