LU3X31T-T64 Datasheet, PDF (5/44 Pages) Agere Systems – LU3X31T-T64 Single-Port 3 10/100 Ethernet Transceiver TX

Preliminary Data Sheet
July 2000
Features (continued)
LU3X31T-T64 Single-Port 3 V
10/100 Ethernet Transceiver TX
RESV
1
100FDEN
2
GND9
3
AUTONEN
4
TPTXTR
5
EQGND1
6
EQVDD1
7
RESV
8
RSTZ
9
PHY[0]
10
100HDEN
11
PHY[1]
12
VDD5
13
GND1
14
VDD1
15
MDIOINTZ/PHY[2]
16
48
XOUT
47
XIN
46
XTLVDD
45
MDC
44
LNKLED/BPALIGN
43
LEDFD/10HDEN
42
LEDCOL/BP4B5B
41
LEDTX/ACTLED/BPSCR
40
LEDRX
39
COL/PHY[4]
38
VDD6
37
VDD4
36
GND4
35
MDIO
34
CRS/PHY[3]
33
TXCLK
Figure 2. Pin Diagram
5-6780(F).br.5
Table 1. Twisted-Pair Magnetic Interface
Pin
No.
Pin Name
I/O
Pin Description
53
TPTX+
O Twisted-Pair Transmit Driver Pair. These pins are used to transmit
54
TPTX–
100Base-T MLT-3 signals on Category 5 UTP cable or 10Base-T
Manchester signals on Category 3 UTP cable.
61
TPRX+
I Twisted-Pair Receive Pair. These pins receive 100Base-T MLT 3 or
62
TPRX–
10Base-T Manchester data.
Lucent Technologies Inc.
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