TMC457

RECOMMENDED FOR NEW DESIGNS

S-shaped ramp motion controller for stepper motors and piezo motors with SPI interface

Data Sheet (Rev. 1.21) Product Selection Table
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Part Details

Highlights:

  • S-shaped and linear ramps
  • On-the-fly alteration of all parameters
  • 12 bit, 8192 entry microstep look-up table
  • Incremental encoder interface with scaling
  • Fast and stable easyPIDTM PID controller
  • 32 bit registers – from mHz to MHz / from nanometer to meter
  • SPI interface to microcontroller
  • Reference switch & virtual stop switches
  • Step / direction output
  • Position pulse output
  • Scalable step / direction input
  • Direct interface TMC246/TMC249 family stepper motor drivers w.StallGuard™

Highlights (continued):

  • ChopSync™ built in for best motor velocity range with TMC24x driver
  • Analog high resolution motor driver control via external dual 12 bit DAC

Types of Motors:

  • Two phase stepper motors
  • PiezoMotors (direct sequencer support for PiezoMotor’s PiezoLEGS® motor)
  • Any type of motor via STEP/DIR interface
TMC457
S-shaped ramp motion controller for stepper motors and piezo motors with SPI interface
TMC457-BC TMC457-BC-V2
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Documentation

Data Sheet 1

Application Note 3

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Tools & Simulations

Design Tool 1

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