3

520 - 75 - 5

INPUT / OUTPUT CIRCUITS

0.5p

SERIAL

INPUTS

400

Fig. 1 Input Circuit (Pins 11 and 12)

INPUT SIGNAL

+

10

0.1

1.0

1

2

3

4

1.0

OUTPUT -2

(75

Ω)

+5V

0.1

INPUT SIGNAL

1.0

1.0

OUTPUT -2

(75

Ω)

OUTPUT -1

(75

Ω)

OUTPUT -1

(75

Ω)

1.8p

1.8p

1.8p

1.8p

68

68

68

68

10k

OUTPUT LEVEL

ADJUST

8

9

10

5

6

7

3

4

2

1

11

12

13

14

GS9009

Fig. 4 Split Supply Interfacing

All resistors in ohms, all capacitors in microfarads unless otherwise stated.

Resistors marked 1, 2, 3, and 4 are 150

Ω each.

All resistors in ohms, all capacitors in microfarads unless otherwise stated.

Fig. 3 Typical Application Circuit

+5V

-5V

10

11

0.1µF

0.1µF

-2V

ECL

DRIVER

GS9009

VCC

400

400

Fig. 2 Output Circuit (Pins 3, 4 and 5, 6)