LU5X34F 查看數據表（PDF） - Agere -> LSI Corporation

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LU5X34F

Quad Gigabit Ethernet Transceiver

Agere -> LSI Corporation 

LU5X34F

Quad Gigabit Ethernet Transceiver

Application Section (continued)

Preliminary Data Sheet

July 2000

HDOUTP

10 Ω†

ZO = 50 Ω

0.01 µF

HDINP

TXX[9:0]

TXCLK

TRANSMIT

LU5X34F

50 Ω

50 Ω

HDOUTN

10 Ω†

100 Ω

0.1 µF

RECEIVE

LU5X34F

ZO = 50 Ω

HDINN

0.01 µF

RXX[9:0]

RXCLKX1

RXCLKX0

OLREF OLRVS

*

* External resistor connected between OLREF and OLRVS. See Table 16 for external resistor value.

† Damping resistor, maximum = 10 Ω.

Figure 9. Typical Termination for a Single-Channel, High-Speed Serial

Transmit-and-Receive Port in a 50 Ω Backplane Application

5-8811(F).c

Table 16. External Resistor Value vs. Differential Output Level Viewing

Resistor Value (Ω)

7.5 k/11.25 k

5 k/7.5 k

4 k/6 k

Termination Impedance (Ω)

50/75

Differential Output Voltage (V)

0.8

1.2

1.6

20

Lucent Technologies Inc.

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