9

Figure 15. Illustration of

Figure 13. Input Threshold Current

vs. Temperature.

Figure 14. Recommended TTL/LSTTL to TTL/LSTTL Interface Circuit.

Figure 16. Parallel Data Transmission Example.

-60

0

TA – TEMPERATURE – °C

100

4

5

-20

2

20

60

-40

0

40

80

3

VCC = 5.0 V

VO = 0.6 V

1

RL = 4 kΩ

RL = 1 kΩ

RL = 350 Ω

6

VCC1

GND 1

470

SHIELD

* DIODE D1 (1N916 OR EQUIVALENT) IS NOT REQUIRED

FOR UNITS WITH OPEN COLLECTOR OUTPUT.

6

5

4

390

Ω

0.1 µF

BYPASS

GND 2

VCC 2

1

3

*D1

5 V

5 V

IF

VF

2

1

50%

1.5 V

IF

VO

50%

IF

VO

tPSK

1.5 V

DATA

tPSK

INPUTS

CLOCK

DATA

OUTPUTS

CLOCK

tPSK