CXA1734S
US Audio Multiplexing Decoder
For the availability of this product, please contact the sales office.
Description
30 pin SDIP (Plastic)
The CXA1734S is an IC designed as a decoder
for the Zenith TV Multi-channel System also
2
corresponds with I C BUS. Functions include stereo
demodulation, SAP (Separate Audio Program)
demodulation and dbx noise reduction. Various
kinds of filters are built in while adjustment and
2
mode control are all executed through I C BUS.
Features
Absolute Maximum Ratings (Ta=25°C)
• Audio multiplexing decoder and dbx noise
• Supply voltage
VCC
11
V
reduction decoder are all included in a single chip.
Almost any sort of signal processing is possible
through this IC.
• Operating temperature Topr
• Storage temperature
• Allowable power dissipation
–20 to +75
°C
Tstg –65 to +150 °C
2
• All adjustments are possible through I C BUS to
PD
1.35
W
V
allow for automatic adjustment.
• Various built-in filter circuits greatly reduce external
parts.
Range of Operating Supply Voltage 9 ± 0.5
Applications
Standard I/O Level
• Input level
TV, VCR and other decoding systems for US audio
multiplexing TV broadcasting
COMPIN (Pin 11) 245 mVrms
• Output level
Structure
LOUT (Pin 29)
ROUT (Pin 28)
490 mVrms
490 mVrms
Bipolar silicon monolithic IC
Pin Configuration (Top View)
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
1
2
3
7
8
9
10
11
12
13
14
15
4
5
6
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.
—1—
E94612B5Z-TE
SONY [ SONY CORPORATION ]
