LAN9252SLASHML datasheet(3/329 Pages) MICROCHIP

3 / 329 page

 2015 Microchip Technology Inc.

DS00001909A-page 3

LAN9252

1.0 Preface ............................................................................................................................................................................................ 4

2.0 General Description ........................................................................................................................................................................ 8

3.0 Pin Descriptions and Configuration ............................................................................................................................................... 11

4.0 Power Connections ....................................................................................................................................................................... 29

5.0 Register Map ................................................................................................................................................................................. 32

6.0 Clocks, Resets, and Power Management ..................................................................................................................................... 37

7.0 Configuration Straps ..................................................................................................................................................................... 51

8.0 System Interrupts .......................................................................................................................................................................... 53

9.0 Host Bus Interface ........................................................................................................................................................................ 62

10.0 SPI/SQI Slave ........................................................................................................................................................................... 102

11.0 Ethernet PHYs .......................................................................................................................................................................... 120

12.0 EtherCAT .................................................................................................................................................................................. 196

13.0 EEPROM Interface ................................................................................................................................................................... 295

14.0 Chip Mode Configuration .......................................................................................................................................................... 296

15.0 General Purpose Timer & Free-Running Clock ........................................................................................................................ 297

16.0 Miscellaneous ........................................................................................................................................................................... 301

17.0 JTAG ......................................................................................................................................................................................... 305

18.0 Operational Characteristics ....................................................................................................................................................... 307

19.0 Package Outlines ...................................................................................................................................................................... 322

20.0 Revision History ........................................................................................................................................................................ 325

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