LU6612 Datasheet, PDF (2/36 Pages) Agere Systems – LU6612 FASTCAT TM Single-FET for 10Base-T/100Base-TX

LU6612
FASTCAT Single-FET for 10Base-T/100Base-TX
Data Sheet
July 2000
Contents
Table of Contents
Page
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
Absolute Maximum Ratings (TA = 25 °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
2
Lucent Technologies Inc.