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Sony Semiconductor Electronic Components Datasheet

CXA1580Q Datasheet

Dolby B Type Noise Reduction System with Playback Equalizer

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CXA1580Q pdf
CXA1580Q
Dolby B Type Noise Reduction System with Playback Equalizer
For the availability of this product, please contact the sales office.
Description
The CXA1580Q is an IC designed for use in car
40 pin QFP (Plastic)
stereos. Functions include Dolby B type noise
reduction, playback equalizer and interval detection
between tracks (MUSIC SENSOR) into a single
chip.
Features
• Few external parts
• Forward/Reverse head switching
• 3-input selector switch (TAPE, CD, RADIO)
• Small package (40-pin QFP)
• Dolby B type noise reduction and playback
equalizer into a single chip
• Same pin configuration as Dolby B/C type noise
reduction system (CXA1581)
• Interval detection level between tracks can be set
by external resistors/capacitors (2 modes).
Applications
• Car stereos
• Stereo cassette deck players (playback only)
Absolute Maximum Ratings (Ta=25°C)
• Supply voltage
Vcc 12
V
• Operating temperature Topr –40 to +85 °C
• Storage temperature Tstg –65 to +150 °C
• Allowable power dissipation
PD 430 mW
Recommended Operating Condition
Supply voltage
Vcc 6.5 to 11
V
Structure
Bipolar silicon monolithic IC
* “Dolby” and the double D symbols are trademarks of Dolby Laboratories Licensing Corporation.
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—
E93503-TE


Sony Semiconductor Electronic Components Datasheet

CXA1580Q Datasheet

Dolby B Type Noise Reduction System with Playback Equalizer

No Preview Available !

CXA1580Q pdf
Block Diagram and Pin Configuration
CXD1580Q
PBTC1
PBFB1
PBRIN1
PBFIN1
PBGND
E IREF
PBFIN2
PBRIN2
PBFB2
PBTC2
30 29 28 27 26 25 24 23 22
21
RADIO/CD
TAPE/AUX
AUXSW
TAPESW
300k
IN
AUX
TA PE
DRSW
NRSW
MSSW
DR
MODESW
MS MODE
NR G1 (FF)
10dB LPF
300k
G2 (NOR)
G1/G2
DET MSTC
TAPE/AUX
MSOUT
RADIO/CD
1 2 3 4 5 6 7 8 9 10
—2—


Part Number CXA1580Q
Description Dolby B Type Noise Reduction System with Playback Equalizer
Maker Sony Corporation
Total Page 17 Pages
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