RF Matrix Amplifier

Description

The CXA2570N is an IC developed for the RF signal

processing of compact disc players.

Features

• Wide band RF signal processing

• RF system VCA circuit

• RF system equalizer (supports CAV mode)

• Supports pickups with built-in RF summing amplifier

• Low power consumption mode (EQ Pass mode)

• RW/ROM switching mode

Functions

• RFAC summing amplifier, equalizer, VCA

• RFDC summing amplifier

• Focus error amplifier

• Tracking error amplifier

• Automatic power control

• VC buffer amplifier

Applications

CD-ROM/RW compatible systems

Structure

Bipolar silicon monolithic IC

Absolute Maximum ratings

• Supply voltage

Vcc

7

V

• Operating temperature Topr

–20 to +75

°C

• Storage temperature

Tstg

–65 to +150 °C

• Allowable power dissipation

620

mW

Operating Conditions

• Supply voltage

Vcc – GND 3.0 to 5.5

V

• Operating temperature Topr

–20 to +75

°C

– 1 –

E98259A98-PS

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.

CXA2570N

24 pin SSOP (Plastic)