CXA2555Q Datasheet, PDF (1/22 Pages) Sony Corporation – RF Amplifier for CD Player/CD-ROM

CXA2555Q
RF Amplifier for CD Player/CD-ROM
For the availability of this product, please contact the sales office.
Description
The CXA2555Q is an IC for RF signal processing
32 pin QFP (Plastic)
of CD player and CD-ROM.
Features
• Wide-band RF AC amplifier
(RF AC signal fc ≥ 20MHz)
• 4-mode RF equalizer (active filter type)
• RF equalizer boost amount and cut-off frequency
adjustable
• EFM time constant adjustable (switching function
provided)
• Peak hold time constant of mirror circuit adjustable
• Tracking error amplifier cut-off frequency adjustable
• Tracking error amplifier voltage gain adjustable
• Center error amplifier
• APC (Automatic Power Control) function
• APC ON/OFF control
• Supports laser coupler
Absolute Maximum Ratings
• Supply voltage
VCC
• Storage temperature Tstg
• Power consumption PD
7
V
–65 to +150 °C
800
mW
Applications
• CD players
• CD-ROM drives
Functions
• RF summing amplifier
• RF equalizer
• Focus error amplifier
• Tracking error amplifier
• Center error amplifier
• Mirror detection function
• APC circuit
Operating Conditions
• Supply voltage
VCC – GND 3.0 to 5.5 V
• Operating temperature Topr
–20 to +75 °C
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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E96730B76