LS7561 - BRUSHLESS DC MOTOR CONTROLLER
The LS7560/LS7561 are CMOS integrated circuits designed to control three or four phase brushless DC motors in a closed or open loop configuration.
The IC consists of a decoder which provides proper commutation sequencing, a frequency-topulse width converter and error amplifier for closed loop motor
LS7561 Features
* Open loop motor control
* Tachometer output for closed loop motor control
* Error Amplifier and PWM Speed Comparator with full accessibility
* High noise immunity Schmitt Triggers on Sensor inputs
* 5.5V Reference Supply for external sensors
* Cycle-