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LS8397 - STEPPER MOTOR CONTROLLER

General Description

The LS8397 Stepper Motor Controller generates four phase drive signal outputs for controlling two phase Bipolar and four phase Unipolar motors.

Key Features

  • Controls Bipolar and Unipolar Motors.
  • L297 operation with added functions:.
  • Selectable torque ripple compensated phase drive.
  • Selectable automated switching between stepping and holding torques.
  • Supply current < 400uA.
  • Half and full step modes.
  • Normal/wave drive.
  • Direction control.
  • Reset input.
  • Step control input.
  • Enable input.
  • PWM chopper circuit for current control.
  • Two over c.

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Datasheet Details

Part number LS8397
Manufacturer LSI
File Size 287.78 KB
Description STEPPER MOTOR CONTROLLER
Datasheet download datasheet LS8397 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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UL ® LSI/CSI LSI Computer Systems, Inc. 1235 Walt Whitman Road, Melville, NY 11747 SYNC V SS HOME PHA INH1 PHB PHC INH2 PHD ENABLE RC NC LS8397 (631) 271-0400 FAX (631) 271-0405 April 2009 A3800 STEPPER MOTOR CONTROLLER FEATURES: • Controls Bipolar and Unipolar Motors • L297 operation with added functions: • Selectable torque ripple compensated phase drive • Selectable automated switching between stepping and holding torques • Supply current < 400uA • Half and full step modes • Normal/wave drive • Direction control • Reset input • Step control input • Enable input • PWM chopper circuit for current control • Two over current sensor comparators with external references input • All inputs and outputs TTL/CMOS compatible (TTL for 5V operation) • 4.75V to 7V Operation (VDD – VSS).