DESCRIPTION
The M56784FP is a semiconductor integrated circuit in order to drive the spindle motor.
FEATURES
● Large power dissipation (Power Package).
● 3.3V DSP available.
● The supply voltage with wide range.
● High motor drive current.
● Low saturation voltage. (typical 1.2V at load current 500mA)
● Motor current control for both motor torque directions.
● Reverse torque mode select [SHORT BRAKING, etc].
● Sleep mode. (Zero total current)
● Hall amplifier sensitivity select. (Minimum voltage: 35mVp-p or 50mVp-p)
● FG signal output terminal.
● Automatic stop select. (Removable function)
● Reverse detected signal pin.
APPLICATION
CD-ROM, DVD, DVD-ROM, DVD-RAM etc.