OQ8868
Overview
- Focus servo loop
- Radial servo loop
- Built-in access procedure
- Sledge motor servo loop
- Three line (TDA1301T-like; same on hardware level, coefficients differ) or I2C-bus serial interface with system controller. Other features are:
- Single supply voltage (5 V)
- Flexible system oscillator
- Usable for single/double Foucault and astigmatic focus
- Wide range of adjustable servo characteristics possible
- Automatic focus start-up procedure and in-lock indication
