TMC8460 PRELIMINARY, CONFIDENTIAL TARGET, NON-RELEASE VERSION Datasheet (V014 / 2015-Aug-31)
Table of Contents
TABLE OF CONTENTS...........................................................................................................................................................2
LIST OF FIGURES..................................................................................................................................................................5
LIST OF TABLES....................................................................................................................................................................6
1
2
ABBREVIATIONS..........................................................................................................................................................9
PRINCIPLES OF OPERATION..................................................................................................................................10
2.1
KEY CONCEPTS........................................................................................................................................................10
EtherCAT Slave Controller (ESC).........................................................................................................10
Trinamic Multi-Function and Control IO Block.............................................................................10
CONFIGURATION OPTIONS.....................................................................................................................................11
CONTROL INTERFACES............................................................................................................................................12
Ethernet Interface...................................................................................................................................12
Process Data Interface..........................................................................................................................12
Multi-Function and Control IO Block Interface............................................................................12
SPI Bus Sharing.......................................................................................................................................12
Configuration Inputs .............................................................................................................................12
EEPROM Interface....................................................................................................................................12
SOFTWARE VIEW....................................................................................................................................................12
2.1.1
2.1.2
2.2
2.3
2.3.1
2.3.2
2.3.3
2.3.4
2.3.5
2.3.6
2.4
3
DEVICE USAGE AND HANDLING...........................................................................................................................18
3.1
SAMPLE BLOCK DIAGRAMS.....................................................................................................................................18
Typical EtherCAT Slave architecture ................................................................................................18
MFCIO block based Microcontroller Architecture........................................................................18
Device Emulation Example..................................................................................................................19
SAMPLES CIRCUITS.................................................................................................................................................20
IC supply....................................................................................................................................................20
PDI interface.............................................................................................................................................20
Miscellaneous signals............................................................................................................................20
MII 1 (EtherCAT Input)..........................................................................................................................21
MII 2 (EtherCAT Output).......................................................................................................................21
MFC I/Os.....................................................................................................................................................22
PINOUT AND PIN DESCRIPTION ............................................................................................................................23
ETHERNET PHYS.....................................................................................................................................................31
Ethernet PHY MII interface and MI interface ...............................................................................31
PHY Configuration Pins.........................................................................................................................32
PDI SPI.................................................................................................................................................................32
SPI protocol description......................................................................................................................33
Timing example.......................................................................................................................................36
MFC CTRL SPI .....................................................................................................................................................37
Timing example.......................................................................................................................................39
Sharing Bus Lines with PDI SPI........................................................................................................39
EEPROM INTERFACE..............................................................................................................................................40
VENDOR ID, ESC TYPE, ESC REVISION AND BUILD HISTORY............................................................................41
ELECTRICAL CHARACTERISTICS...............................................................................................................................42
Operating Conditions.............................................................................................................................42
External CLK Source................................................................................................................................42
IO Characteristics....................................................................................................................................42
Power Consumption..............................................................................................................................43
Package Thermal Behavior..................................................................................................................43
3.1.1
3.1.2
3.1.3
3.2
3.2.1
3.2.2
3.2.3
3.2.4
3.2.5
3.2.6
3.3
3.4
3.4.1
3.4.2
3.5
3.5.1
3.5.2
3.6
3.6.1
3.6.2
3.7
3.8
3.9
3.9.1
3.9.2
3.9.3
3.9.4
3.9.5
3.10 MARKING AND ORDER CODES................................................................................................................................44
3.11 PACKAGE DIMENSIONS...........................................................................................................................................44
3.12 LAYOUT CONSIDERATIONS.....................................................................................................................................46
3.12.1
Example layout of the TMC8460-Eval...............................................................................................47
3.13 SOLDERING PROFILE...............................................................................................................................................48
TRINAMIC [ TRINAMIC MOTION CONTROL GMBH & CO. KG. ]
