LMC835N National Semiconductor, LMC835N Datasheet - Page 11

• Manufacturer Part Number: LMC835N
• Description: IC GRAPHIC EQUALIZER DGTL 28-DIP
• Manufacturer: National Semiconductor
• Type: Equalizerr

Specifications of LMC835N

• Applications: Receiver
• Mounting Type: Through Hole
• Package / Case: *
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *LMC835N; LMC835

Typical Applications
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
Z10
Z11
Z12
f
o
31 5
125
250
500
16k
32k
16
63
1k
2k
4k
8k
(Hz)
TABLE II Tuned Circuit Elements
0 0068
0 0033
0 0015
12 Band Equalizer Application
LMC835 Gain vs Frequency
(All Boost or Cut)
12 Band Equalizer Application
LMC835 Gain vs Frequency
(All Boost or Cut)
Q
0 047
0 022
C
0 39
0 22
0 01
3 3
0 1
0
15
o
1
g
g
e
(F)
6 dB Range
4 7 Q
12 dB Range
12 dB
0 0047
0 0022
0 068
0 033
0 015
0 001
C
0 47
0 22
0 01
680p
470p
0 1
L
(F)
(Continued)
e
Performance Characteristics (Circuit of Figure 9)
1 4
R
100k
110k
100k
100k
110k
L
91k
82k
82k
91k
82k
62k
68k
( )
R
680
680
680
680
680
680
680
680
680
680
680
510
o
( )
11
FIGURE 10 Tuned Circuit for
12-Band Equalizer ( Figure 9 )
LMC835 12 Band E Q Application
Gain vs Frequency
(1 kHz Boost or Cut)
LMC835 12 Band E Q Application
Gain vs Frequency
(1 kHz Boost or Cut)
g
g
12 dB Range
6dB Range
L
f
Q
Q
0
0
0
12 dB
e
e
e
2
C
L
e
C
R
1
L
0
R
0
L
L
R
C
0
0
R
R
0
0
a
0
2
0
Q
1590
TL H 6753 – 15
0
TL H 6753 – 16