
Lucent Technologies Inc.
3
Preliminary Data Sheet
July 2000
LU3X32FT Two-Port 3 V 10/100
Ethernet Transceiver TX/FX
Table of Contents
(continued)
Tables
Page
Table 30. Status 10 Register (Per Port) [Register 1Ch].........................................................................................38
Table 31. Interrupt Mask Register (Per Port) [Register 1Dh]..................................................................................38
Table 32. Interrupt Status Register (Per Port) [Register 1Eh].................................................................................39
Table 33 . Absolute Maximum Ratings...................................................................................................................40
Table 34 . Operating Conditions.............................................................................................................................40
Table 35. dc Characteristics ...................................................................................................................................41
Table 36. System Clock [Xin]..................................................................................................................................42
Table 37. Transmit Clock (Input and Output) ..........................................................................................................43
Table 38. Management Clock.................................................................................................................................44
Table 39. MII Receive Timing.................................................................................................................................45
Table 40. MII Transmit Timing.................................................................................................................................46
Table 41. Transmit Timing.......................................................................................................................................47
Table 42. Receive Timing.......................................................................................................................................48
Table 43. Reset and Configuration Timing .............................................................................................................49
Table 44. PMD Characteristics...............................................................................................................................50
Figures
Page
Figure 1. LU3X32FT Block Diagram (Per Port)........................................................................................................4
Figure 2. Pin Diagram ..............................................................................................................................................5
Figure 3. 100Base-X Data Path (per port) .............................................................................................................15
Figure 4. 10Base-T Module Data Path (per port)...................................................................................................21
Figure 5. Hardware RESET Configurations ...........................................................................................................25
Figure 6. System Clock [XIN].................................................................................................................................42
Figure 7. Transmit Clock (Input and Output) ..........................................................................................................43
Figure 8. Management Clock.................................................................................................................................44
Figure 9. MII Receive Timing .................................................................................................................................45
Figure 10. MII Transmit Timing...............................................................................................................................46
Figure 11. Transmit Timing.....................................................................................................................................47
Figure 12. Receive Timing .....................................................................................................................................48
Figure 13. Reset and Configuration Timing ...........................................................................................................49
Figure 14. PMD Characteristics .............................................................................................................................50
Figure 15. Connection Diagrams (Frequency References)....................................................................................51
Figure 16. Connection Diagrams (10/100BTX Operation) .....................................................................................52