Document
Motion Controller for Stepper Motors
Integrated Circuits
TMC4330A DATASHEET
TMC4330A Document Revision 1.00 • 2017-JAN-12
SHORT SPEC
The S-ramp and sixPoint™ ramp motion controller for stepper motors is optimized for high velocities, allowing on-the-fly changes. TMC4330A offers Step/Dir interfaces, as well as an encoder interface for closed-loop operation.
Figure 1: Sample Image TMC4330A Closed-Loop Drive
*Marking details are explained on page 159.
Features
SPI Interfaces for µC with easy-to-use protocol. Encoder interface for incremental or serial encoders. Closed-loop operation for Step drivers. Internal ramp generator generating S-shaped ramps
or sixPoint™ ramps supporting on-the-fly changes. Controlled PWM output. Reference switch handling. Hardware and virtual stop switches.
Applications
Textile, sewing machines CCTV, security Printers, scanners ATM, cash recycler
Office automation POS Factory automation Lab .