7

Figure 6. Switching Test Circuit.

Figure 7. Test Circuit for Transient Immunity and Typical Waveforms.

Figure 8. Propagation Delay Time vs.

Temperature.

Figure 9. Propagation Delay Time vs.

LoadResistance.

Figure 10. Propagation Delay Time vs.

LoadResistance.

VO

PULSE

GEN.

ZO = 50 Ω

tr = 5 ns

IF MONITOR

IF

0.1µF

RL

CL

RM

0

tPHL

tPLH

VO

IF

VOL

VTHHL

VTHLH

VCC

1

3

6

5

4

HCPL-M454

VCC

VO

0.1µF

RL

A

B

PULSE GEN.

VCM

+

VFF

CL

VCC

–

1

3

6

5

4

HCPL-M454

VO

VOL

VO

0 V

10%

90%

90%

10%

SWITCH AT A: I = 0 mA

F

SWITCH AT B: I = 12 mA, 16 mA

F

VCM

tr

tf

VCC

10 V

IF

TA – TEMPERATURE – °C

0.50

0.45

0.40

0.35

0.30

0.25

0.20

0.15

0.10

-40 -20

0

20 40 60 80 100 120

-60

VCC = 5.0 V

RL = 1.9 kΩ

CL = 15 pF

VTHHL

tPLH

tPHL

IF = 10 mA

IF = 16 mA

= VTHLH = 1.5 V

10% DUTY CYCLE

RL – LOAD RESISTANCE – kΩ

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0.0

2

4

6

8 10 12 14 16 18

0

20

tPHL

VCC = 5.0 V

TA = 25° C

CL = 15 pF

V

= V

= 1.5 V

IF = 10 mA

IF = 16 mA

tPLH

10% DUTY CYCLE

THHL

THLH

RL– LOAD RESISTANCE – kΩ

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0.0

2

4

6

8

10 12 14 16 18

0

20

1.6

1.8

2.0

2.2

2.4

2.6

VCC = 5.0 V

TA = 25° C

CL = 100 pF

VTHHL = 1.5 V

VTHLH = 2.0 V

IF = 10 mA

IF = 16 mA

tPLH

tPHL

50% DUTY CYCLE