VSC8101QB 查看數據表（PDF） - Vitesse Semiconductor

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VSC8101QB

155.52 Mb/s Clock and Data Recovery Units

Vitesse Semiconductor 

VSC8101/8102

VITESSE

155.52 Mb/s Clock and

Data Recovery Units

Preliminary Data Sheet

Table 4: VSC8101 Pin Description

Signal Name

REFCK+

REFCK-

SDAT+

SDAT-

RCLK+

RCLK-

RDAT+

RDAT-

FILTER0

FILTER1

DF

NC

VCC

VTT

Pin

5

6

9

10

25

23

21

19

16

17

14

1-3,7,11,13,

15,27,28

8,20,22,24

4,12,18,26

Level

ECL

ECL

ECL

ECL

ECL

ECL

ECL

ECL

VCC/VTT

VTT

VCC

Description

Reference Clock input true

Reference Clock input complement

Data input true

Data input complement

Recovered Clock true

Recovered Clock complement

Recovered Data true

Recovered Data complement

Selects the Loop Bandwidth:

(1) FILTER0 = LO, Bandwidth = 150 KHz

(2) FILTER0 = HI, Bandwidth = 10 KHz

For normal operation, connect to VTT thru 50 ohm resistor

For normal operation, connect to VCC thru 50 ohm resistor

Do not connect, leave open

Positive supply, VCC

Negative supply, VTT

Figure 6: VSC8101 Pin Diagram

REFCK+ 5

REFCK– 6

NC 7

VCC 8

SDAT+ 9

SDAT– 10

NC 11

VSC8101

28 PLCC

25 RCLK+

24 VCC

23 RCLK–

22 VCC

21 RDAT+

20 VCC

19 RDAT–

Page 8

® VITESSE Semiconductor Corporation

G52087-0 Rev. 1.3

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