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3X38FTR

208-Pin SQFP OCTAL-FET (Fast Ethernet Transceiver) for 10Base-T/100Base-TX/FX

Agere -> LSI Corporation 

3X38FTR 208-Pin SQFP

OCTAL-FET for 10Base-T/100Base-TX/FX

Preliminary Data Sheet

September 2000

Description (continued)

Block Diagrams

Single-Channel Twisted-Pair Interface

3X38

TPOUT+

6 pF

TPOUT–

TPIN+

50 Ω

50 Ω

TPIN–

VDDO

1:1

51.1 Ω

51.1 Ω

0.01 µF

75 Ω

1:1

0.01 µF

0.01 µF

75 Ω

75 Ω

RJ-45

1

2

3

4

5

6

7

8

75 Ω

1000 pF 2 kV

Figure 3. Typical Single-Channel Twisted-Pair (TP) Interface

5-5433(F).sr1

8

Lucent Technologies Inc.

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