VITESSE

SEMICONDUCTOR CORPORATION

Preliminary Data Sheet

VSC7939

SONET/SDH 3.125Gb/s

Laser Diode Driver with Automatic Power Control

G52350-0, Rev 3.2

Page 7

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

Package Pin Description

Figure 2: Pin Diagram

1

2

3

4

5

6

7

8

VCC

DATA+

DATA-

VCC

CLK-

CLK+

VCC

LATCH

MD

GND

GND

VCC

OUT-

OUT+

VCC

BIAS

24

23

22

21

20

19

18

17

VSC7939