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CXA2556Q

E96731B76

RF Amplifier for CD Player/CD-ROM

Description

The CXA2556Q is an IC for RF signal processing 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

• APC (Automatic Power Control) function

• APC ON/OFF control

Absolute Maximum Ratings

• Supply voltage

7V

• Storage temperature

Tstg

–65 to +150

°C

• Power consumption

800

mW

Operating Conditions

• Supply voltage

V

• Operating temperature Topr

–20 to +75 °C

Applications

• CD players

• CD-ROM drives

Functions

• RF summing amplifier

• RF equalizer

• Focus error amplifier

• Tracking error amplifier

• Mirror detection function

• APC circuit

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.

32 pin QFP (Plastic)

For the availability of this product, please contact the sales office.