Table of Contents

Contents

Page

LU6612

Data Sheet

FASTCAT Single-FET for 10Base-T/100Base-TX

July 2000

2

Lucent Technologies Inc.

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

10 Mbits/s Transceiver ............................................................................................................................................ 1

100 Mbits/s Transceiver .......................................................................................................................................... 1

General ................................................................................................................................................................... 1

Description................................................................................................................................................................. 4

Pin Information and Descriptions............................................................................................................................... 8

MII Station Management ......................................................................................................................................... 13

Basic Operations................................................................................................................................................... 13

MII Management Frames ...................................................................................................................................... 13

MODE Selection ...................................................................................................................................................... 23

°C) ................................................................................................................24

Electrical Characteristics ......................................................................................................................................... 24

Timing Characteristics (Preliminary)........................................................................................................................ 25

Outline Diagram....................................................................................................................................................... 34

64-Pin TQFP ......................................................................................................................................................... 34

Technical Document Types .....................................................................................................................................35

Ordering Information................................................................................................................................................ 36

List of Tables

Tables

Page

Table 1. MII/Serial Interface Pins (17) ..................................................................................................................... 9

Table 2. MII Management Pins (2) ........................................................................................................................ 10

Table 3. 10/100 Mbits/s Twisted-Pair (TP) Interface Pins (4) ................................................................................ 10

Table 4. Ground and Power Pins (21) ................................................................................................................... 11

Table 5. Miscellaneous Pins (20) .......................................................................................................................... 11

Table 5 . Miscellaneous Pins (20) (continued) ....................................................................................................... 12

Table 6. MII Management Frame Fields and Format ............................................................................................. 13

Table 7. MII Management Frame Descriptions ...................................................................................................... 13

Table 8. MII Management Registers (MR) ............................................................................................................. 14

Table 9. MR0—Control Register Bit Descriptions .................................................................................................. 15

Table 10. MR1—Status Register Bit Descriptions ................................................................................................. 16

Table 11. MR2, 3—PHY Identifier Registers (1 and 2) Bit Descriptions ................................................................ 17

Table 12. MR4—Autonegotiation Advertisement Register Bit Descriptions........................................................... 17

Table 13. MR5—Autonegotiation Link Partner (LP) Ability Register Bit Descriptions (Base_Page) ...................... 18

Table 14. MR5—Autonegotiation Link Partner (LP) Ability Register Bit Descriptions (Next_Page) ....................... 18

Table 15. MR6—Autonegotiation Expansion Register Bit Descriptions ................................................................. 19

Table 16. MR7—Next_Page Transmit Register Bit Descriptions............................................................................ 19

Table 17. MR28—Device-Specific Register 1 (Status Register) Bit Descriptions ................................................. 20

Table 18. MR29—Device-Specific Register 2 (100 Mbits/s Control) Bit Descriptions ........................................... 21

Table 19. MR30—Device-Specific Register 3 (10 Mbits/s Control) Bit Descriptions ............................................. 22

Table 20. Operation Modes of LU6612 ................................................................................................................. 23

Table 21. LU6612 Crystal Specifications ............................................................................................................... 23

Table 22 . Absolute Maximum Ratings .................................................................................................................. 24

Table 23 . Operating Conditions ............................................................................................................................ 24

Table 24. dc Characteristics................................................................................................................................... 24

Table 25. MII Management Interface Timing (25 pF Load) .................................................................................... 25

Table 26. MII Data Timing (25 pF Load) ................................................................................................................ 26

Table 27. Serial 10 Mbits/s Timing for RX/RY, CRS, and RX_CLK ........................................................................ 28