Overview
The LA9247T is a CD-ROM digital servo RF IC that supports speeds up to 52×.

Functions
• RF amplifier (with AGC), RF gain amplifier (supports playback of CD-RW discs).
• RF equalizer circuit (with 7 modes), RF hold function.
• PH/BH detection, FE amplifier, REFL amplifier, TE amplifier.
• Servo signal VCA circuit (balance adjustment, SGC adjustment), midpoint servo (CSS) amplifier.
• APC circuit (with laser power amplifier function), sleep function.