VITESSE

SEMICONDUCTOR CORPORATION

Advance Product Information

VSC7969

3.125Gb/s Integrated Transimpedance

and Limiting Amplifier with Signal Detect

Page 6

G52355-0, Rev 2.0

02/09/01

© 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 Descriptions

Figure 2: Pin Diagram

Table 4: Pin Identifications

Pin Name

Pin No.

Description

VCC

1

Power Supply

GND

2

Ground

GND

3

Ground

IN

4

Photodetector Anode Connection

FILTER

5

GND

6

Ground

GND

7

Ground

GND

8

Ground

IMON

9

Photocurrent Monitor

GND

10

Ground

GND

11

Ground

VOUTP

12

Positive Logic Output (logic HIGH when photocurrent is HIGH)

VOUTN

13

Complementary Logic Output (logic LOW when photocurrent is HIGH)

GND

14

Ground

SD_OUT

15

SD_ADJ

16

Signal Detect Threshold Adjustment (see Applications and Usage section)

1

2

3

4

5

6

7

8

VCC

GND

GND

IN

FILTER

GND

GND

GND

SD_ADJ

SD_OUT

GND

VOUTN

VOUTP

GND

GND

IMON

16

15

14

13

12

11

10

9

VSC7969