DESCRIPTION

The  SA5664  is  a  CD-ROM  spindle  motor  driver  supporting  reverse rotation preventing circuit. It incorporates power save circuit, thermal shutdown circuit, FG output, hall bias, etc. The 3-phase full-wave pseudo linear driving system achieves high-performance and multi-function.

FEATURES

* 3 -phase, full-wave, pseudo linear driving system.

* Built-in power save in stop mode.

* Built-in current limiter.

* Built-in 3X and 1X hall FG output.

* Built-in TSD (thermal shutdown) circuit.

* Built-in gain switch pin.

* Built-in hall bias circuit.

* Built-in rotational direction detector.

* Built-in short-brake.

* Built-in reverse rotation prevented circuit.

* Built-in brake mode pin.

* Corresponds to 3.3V DSP.