Datasheet

TMC4361A Datasheet | Document Revision 1.22 • 2017-JAN-12

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Read entire documentation; especially the “Supplemental Directives” on page 224.

 MAIN MANUAL 

TABLE OF CONTENTS

TMC4361A DATASHEET .................................................................................................... 1

SHORT SPEC ..................................................................................................................... 1

Features ........................................................................................................................... 1

Applications ..................................................................................................................... 1

Block Diagram: TMC4361A Interfaces & Features ........................................................... 1

Functional Scope of TMC4361A ........................................................................................ 2

Order Codes ..................................................................................................................... 2

TABLE OF CONTENTS ....................................................................................................... 3

MAIN MANUAL ............................................................................................................... 10

1. Pinning and Design-In Process Information ............................................................ 10

Pin Assignment: Top View .................................................................................................. 10

Pin Description .................................................................................................................. 11

System Overview ............................................................................................................... 13

2. Application Circuits .................................................................................................. 14

TMC4361A Standard Connection: VCC=3.3V ....................................................................... 14

TMC4361A with TMC26x Stepper Connection....................................................................... 14

TMC4361A with TMC248 Stepper Driver .............................................................................. 15

TMC4361A with TMC2130 Stepper Driver ............................................................................ 15

TMC4361A with TMC5130A or TMC5160 ............................................................................. 15

3. SPI Interfacing ........................................................................................................ 16

SPI Datagram Structure ..................................................................................................... 16

SPI Timing Description ....................................................................................................... 19

4. Input Filtering .......................................................................................................... 20

Input Filtering Examples..................................................................................................... 22

Configuration of Step/Dir Input Filter .................................................................................. 23

5. Status Flags and Events ........................................................................................... 24

Status Event Description .................................................................................................... 25

SPI Status Bit Transfer ....................................................................................................... 26

Generation of Interrupts..................................................................................................... 26

Connection of Multiple INTR Pins ........................................................................................ 27

6. Ramp Configurations for different Motion Profiles .................................................. 28

Step/Dir Output Configuration ............................................................................................ 29

Step/Dir Output Configuration Steps ................................................................................... 29

STPOUT: Changing Polarity ............................................................................................... 29

Altering the Internal Motion Direction.................................................................................. 30

Configuration Details for Operation Modes and Motion Profiles ............................................. 31

Starting Point: Choose Operation Mode ............................................................................... 32

Stop during Motion ............................................................................................................ 32

Motion Profile Configuration ............................................................................................... 33

No Ramp Motion Profile...................................................................................................... 34

Trapezoidal 4-Point Ramp without Break Point..................................................................... 35