9

Figure 12. Temperature Coefficient for Forward Voltage

vs. Input Current.

Figure 10. Rise and Fall Time vs. Temperature.

Figure 9. Pulse Width Distortion vs. Temperature.

Figure 8. Propagation Delay vs. Pulse Input Current.

Figure 7. Propagation Delay vs. Temperature.

Figure 11. Test Circuit for Common Mode Transient Immunity and Typical Waveforms.

VCC = 5.0 V

IF = 7.5 mA

100

80

-60

-20

20

60

100

TA – TEMPERATURE – °C

60

80

40

0

-40

0

40

20

tPLH , RL = 4 KΩ

tPLH , RL = 1 KΩ

tPLH , RL = 350 Ω

tPHL , RL = 350 Ω

1 K

Ω

4 K

Ω

VCC = 5.0 V

TA = 25°C

105

90

59

13

IF – PULSE INPUT CURRENT – mA

75

15

11

7

30

60

45

tPLH , RL = 4 KΩ

tPLH , RL = 1 KΩ

tPLH , RL = 350 Ω

tPHL , RL = 350 Ω

1 K

Ω

4 K

Ω

VCC = 5.0 V

IF = 7.5 mA

40

30

-20

20

60

100

TA – TEMPERATURE – °C

20

80

40

0

-40

10

RL = 350 kΩ

RL = 1 kΩ

RL = 4 kΩ

0

-60

-10

-60

0

TA – TEMPERATURE – °C

100

300

-20

40

20

60

-40

0

40

80

60

290

20

VCC = 5.0 V

IF = 7.5 mA

RL = 4 kΩ

RL = 1 kΩ

RL = 350 Ω, 1 kΩ, 4 kΩ

tRISE

tFALL

RL = 350 Ω

0.1

1

10

100

IF – PULSE INPUT CURRENT – mA

-1.4

-2.2

-2.0

-1.8

-1.6

-1.2

-2.4

VO

0.5 V

VO (MIN.)

5 V

0 V

SWITCH AT A: IF = 0 mA

SWITCH AT B: IF = 7.5 mA

VCM

CMH

CML

VO (MAX.)

VCM (PEAK)

VO

+5 V

0.1 μF

BYPASS

+

_

350

Ω

VFF

1

3

6

5

4

B

A

OUTPUT VO

MONITORING

NODE

IF

PULSE

GENERATOR

ZO = 50 Ω

VCC

GND