LU3X31T-T64 Datasheet, PDF (42/44 Pages) Agere Systems – LU3X31T-T64 Single-Port 3 10/100 Ethernet Transceiver TX

LU3X31T-T64 Single-Port 3 V
10/100 Ethernet Transceiver TX
Clock Timing (continued)
Preliminary Data Sheet
July 2000
LU3X31T-T64
DIGITAL VDD
TRANSMIT VDD
RECEIVE VDD
CSVCC
TPTX+
TPTX–
TPRX+
TPRX–
REF100
REF10
301 Ω
4.64 kΩ
RECEIVE GND
TRANSMIT GND
DIGITAL GND
GND
VCC
0.1 µF
FB
0.1 µF
FB
GND
GND
4.7 µF
22 µF
VCC
1Ω
MAGNETIC
TRANSMIT
50 Ω
50 Ω
1000 pF
54 Ω
54 Ω
0.1 µF
RECEIVE
0.1 µF
RJ45
75 Ω
75 Ω
TX+
TX–
RX+
UNUSED
UNUSED
RX–
UNUSED
UNUSED
75 Ω 75 Ω
470 pF 3 kV
0.1 µF
GND
CHASSIS GND
5-6794(F).c
Figure 16. Connection Diagrams (10/100BTX Operation)
42
Lucent Technologies Inc.