CXA2164Q

Manufacturer Part NumberCXA2164Q
DescriptionUS Audio Multiplexing Decoder
ManufacturerSony
CXA2164Q datasheet
 


Specifications of CXA2164Q

CaseQFP  
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US Audio Multiplexing Decoder
For the availability of this product, please contact the sales office.
Description
The CXA2164Q is an IC designed as a decoder for
the Zenith TV Multi-channel System and also
2
corresponds with I
C BUS. Functions include stereo
demodulation, SAP (Separate Audio Program)
demodulation, dbx noise reduction, and sound
processor. Various kinds of filters are built in this IC.
Adjustment, mode control and sound processor
control are all executed through I
Features
• Alignment-free VCO and filter
• Audio multiplexing decoder,
dbx noise reduction decoder,
sound processor
— One external input
— Volume control
are all included in a single chip.
Almost any sort of signal processing is possible
through this IC.
• Input level, separation adjustments and each mode
control are possible through I
Pin Configuration (Top View)
36 35 34
33
32
31
30
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VCAWGT
37
NC
38
AUX-R
39
40
AUX-L
NC
41
NC
42
NC
43
NC
44
NC
45
46
LSOUT-R
47
LSOUT-L
SDA
48
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2
3
4
5
6
7
8
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.
2
C BUS.
Absolute Maximum Ratings (Ta = 25°C)
• Supply voltage
• Operating temperature Topr
• Storage temperature
• Allowable power dissipation
Range of Operating Supply Voltage
Applications
TV, VCR and other decoding systems for US audio
2
C BUS.
multiplexing TV broadcasting
Structure
Bipolar silicon monolithic IC
A license of the dbx-TV noise reduction system is
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27
26
25
required for the use of this device.
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NOISETC
23
STIN
22
SUBOUT
21
NC
20
V
CC
19
NC
18
SAPTC
17
GND
16
NC
15
IREF
14
VGR
13
NC
9 10 11 12
– 1 –
CXA2164Q
48 pin QFP (Plastic)
V
11
CC
–20 to +75
Tstg
–65 to +150
P
0.6
D
9 ± 0.5
V
°C
°C
W
V
E00X21

CXA2164Q Summary of contents