CXA1910Q
Dolby B Type Noise Reduction System with Playback Equalizer
Description
The CXA1910Q is an IC designed for use in car
stereos. Functions include Dolby B type noise
reduction, playback equalizer amplifier and Music
sensor into a single chip.
Features
•
Few external parts
•
Forward/Reverse head switching
•
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 (CXA1911)
•
Music sense level can be set by external
resistors/capacitors (2 modes).
•
High-band cut filter frequency can be adjusted by
the external capacitance.
Applications
•
Car stereos
•
Stereo cassette deck players (playback only)
Structure
Bipolar silicon monolithic IC
40 pin QFP (Plastic)
Absolute Maximum Ratings
(Ta=25°C)
•
Supply voltage
V
CC
12
•
Operating temperature Topr
•
Storage temperature
Tstg
•
Allowable power dissipation
P
D
–40 to +85
–65 to +150
430
V
°C
°C
mW
Recommended Operating Condition
Supply voltage
V
CC
6.5 to 11
V
∗
These ICs are available only to the licensees of Dolby Laboratories Licensing Corporation from whom licensing and applications
information may be obtained.
∗
"Dolby" and the double D symbols are trade marks 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.
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