CXA1842S Datasheet, PDF (1/8 Pages) Sony Corporation – 3-Mode Surround and Vocal Cancellation

CXA1842S
3-Mode Surround and Vocal Cancellation
Description
The CXA1842S is a bipolar IC which combines 3-
mode surround, bass boosting and vocal
cancellation function into a single chip.
22 pin SDIP (Plastic)
Features
• 3-mode surround (surround A, surround B,
simulated stereo)
• Vocal cancellation function
• Bass boosting function
Applications
CD Radio-cassette tape recorders, equipment with
Karaoke functions
Structure
Bipolar silicon monolithic IC
Absolute Maximum Ratings (Ta=25°C)
• Supply voltage
VCC
14
V
• Operating temperature Topr –20 to +75 °C
• Storage temperature Tstg –65 to +150 °C
• Allowable power dissipation
PD
880
mW
Recommended Operating Conditions
Supply voltage
VCC 5 to 12
V
Block Diagram and Pin Configuration
22
21
20
19
18
17
16
15
14
13
12
REF
REF
S6
VCA
DET
DET
VCA
S6
S2
S.S
VCA
DET
S3
–6
S1
S4
S5
S5
SW CONT
Vcc ^S4
R2
R1
REF
1
2
3
4
5
6
7
8
9
10
11
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
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E93702-TE