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CXA1842 Datasheet

  • CXA1842

  • 3-Mode Surround and Vocal Cancellation

  • 8頁

  • SONY   SONY

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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.
Features
鈥?/div>
3-mode surround (surround A, surround B,
simulated stereo)
鈥?/div>
Vocal cancellation function
鈥?/div>
Bass boosting function
Applications
CD Radio-cassette tape recorders, equipment with
Karaoke functions
Structure
Bipolar silicon monolithic IC
Absolute Maximum Ratings
(Ta=25擄C)
鈥?/div>
Supply voltage
V
CC
14
鈥?/div>
Operating temperature
Topr
鈥?0 to +75
鈥?5 to +150
880
鈥?/div>
Storage temperature
Tstg
鈥?/div>
Allowable power dissipation
P
D
22 pin SDIP (Plastic)
V
擄C
擄C
mW
Recommended Operating Conditions
Supply voltage
V
CC
5 to 12
V
Block Diagram and Pin Configuration
LPF L1
Lch OUT
12
S4
REF
S6
VCA
S5
S4
REF
11
LPF L2
LPF L3
DET L
DET R
Lch IN
PSN1
PSN2
GND
22
21
20
19
18
17
16
15
14
13
DET
DET
S2
S.S
VCA
S6
REF
Vcc
S3
VCA
DET
鈥?
S5
S1
SW CONT
R2
R1
1
Rch IN
2
LPF R1
3
LPF R2
4
LPF R3
5
DET V.C
6
V.C
7
B.B
8
SW1
9
SW2
10
Vcc
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.
鈥?鈥?/div>
Rch OUT
REF
E93702-TE

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