SKT672-080-E Datasheet, ON Semiconductor

* Can implement stepping motor drive systems simply by providing a DC power supply and a clock pulse generator.
* One of five drive types.

* Facsimile stepping motor drive (send and receive)
* Paper feed and optical system stepping motor drive in copi.

External Excitation Chopper Drive Block Description VCC1 IOFF L2 D1 ION Enable φA (control signal) Current divider L1 Divider CR oscillator 800kHz 45kHz S MOSFET AND Q Latch circuit R Noise filter Vref A=1
  – + Rs Driver B.