VITESSE

SEMICONDUCTOR CORPORATION

Advance Product Information

VSC7991

SONET/SDH 10.7Gb/s

Electroabsorption Modulator/Laser Diode Driver

G52321-0, Rev 2.3

Page 5

02/26/01

© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012

Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com

Internet: www.vitesse.com

Table 5: Pad Coordinates

Pad

Number

Signal

Name

Coordinates (µm)

Pad

Number

Signal

Name

Coordinates (µm)

X

Y

X

Y

1

GND

2296

1546

25

GND

58

208

2

NDIN

2296

1396

26

NDOUT

58

358

3

GND

2296

1246

27

GND

58

508

4

GND

2296

1061.5

28

GND

58

692.5

5

GND

2296

877

29

GND

58

877

6

GND

2296

692.5

30

GND

58

1061.5

7

GND

2296

508

31

GND

58

1246

8

DIN

2296

358

32

DOUT

58

1396

9

GND

2296

208

33

GND

58

1546

10

NC

2296

58

34

IB

58

1696

11

GND

2146

58

35

IB

208

1696

12

GND

1996

58

36

GND

358

1696

13

VDCC

1846

58

37

GND

508

1696

14

VSS

1696

58

38

GND

658

1696

15

VSS

1546

58

39

GND

808

1696

16

VSS

1396

58

40

GND

958

1696

17

VSS

1246

58

41

GND

1108

1696

18

VIP

1027

58

42

VSS

1258

1696

19

GND

808

58

43

VSS

1408

1696

20

GND

658

58

44

VSS

1558

1696

21

IP

508

58

45

VSS

1708

1696

22

IP

358

58

46

GND

1858

1696

23

IBN

208

58

47

GND

2008

1696

24

IBN

58

58

48

GND

2158

1696