TDA1523 Philips Semiconductors, TDA1523 Datasheet - Page 11

• Manufacturer Part Number: TDA1523
• Description: Stereo cassette head preamplifier and equalizer
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1996 Feb 26
handbook, full pagewidth
Stereo cassette head
preamplifier and equalizer
SWITCH
MUTE
V i1
V i2
R
R
L
L
C102
S1
S1
S2
S2
220
68
k
68 k
F
= 300
= 300
= 80 mH
= 80 mH
Fig.10 Application for plop-free muting.
2.2
220 F
C202
R102
8.2
R202
8.2
F
2
3
1
5
6
feedback 1
feedback 2
5.6 k
5.6 k
R101
R201
11
TDA1523
AMP 1
SUPPLY
AMP 2
MUTE
1N4148
1N4148
&
R fb2
R fb1
140 k
140 k
22 nF
22 nF
C101
C201
14
4
7
8
V P
10 F
10 F
C c1
C c2
MGC993
output 1
output 2
R L1
R L2
4.7 k
4.7 k
V o1
V o2
Preliminary specification
TDA1523