The CXA1992AR is a bipolar IC developed for CD player RF signal processing and servo control.

• Automatic focus bias adjustment circuit
• Automatic tracking balance and gain adjustment
circuits
• RF level control circuit
• Interruption countermeasure circuit
• Sled overrun prevention circuit
• Anti-shock circuit
• Defect detection and prevention circuits
• RF 1-V amplifier, RF amplifier
• APC circuit
• Focus and tracking error amplifier
• Focus, tracking and sled servo control circuits
• Focus OK circuit
• Mirror detection circuit
• Single power supply and dual power supplies