9

FIGURE 3A. TEST CIRCUIT

FIGURE 3B. MEASUREMENT POINTS

FIGURE 3. DRIVER ENABLE AND DISABLE TIMES (EXCLUDING ISL83488, ISL83490)

FIGURE 4A. TEST CIRCUIT

FIGURE 4B. MEASUREMENT POINTS

FIGURE 4. RECEIVER PROPAGATION DELAY

FIGURE 5A. TEST CIRCUIT

FIGURE 5B. MEASUREMENT POINTS

FIGURE 5. RECEIVER ENABLE AND DISABLE TIMES (EXCLUDING ISL83488, ISL83490)

D

DE

DI

Z

Y

GND

SW

PARAMETER

OUTPUT

RE

DI

SW

Y/Z

X

1/0

GND

Y/Z

X

0/1

Y/Z

0 (Note 5)

1/0

GND

Y/Z

0 (Note 5)

0/1

Y/Z

1 (Note 8)

1/0

GND

Y/Z

1 (Note 8)

0/1

SIGNAL

GENERATOR

110

Ω

OUT (Y, Z)

3V

0V

1.5V

1.5V

0V

OUT (Y, Z)

DE

OUTPUT HIGH

OUTPUT LOW

NOTE 7

50%

50%

NOTE 7

NOTE 7

SIGNAL

GENERATOR

R

RO

RE

A

B

GND

+1.5V

15pF

RO

3V

0V

1.5V

1.5V

0V

50%

50%

A

1k

Ω

GND

SW

PARAMETER

DE

A

SW

0

+1.5V

GND

0-1.5V

0

+1.5V

GND

0

-1.5V

0

+1.5V

GND

0

-1.5V

SIGNAL

GENERATOR

R

RO

RE

A

B

GND

15pF

RO

3V

0V

1.5V

1.5V

0V

1.5V

RO

1.5V

RE

OUTPUT HIGH

OUTPUT LOW

NOTE 7

NOTE 7

NOTE 7

ISL83483, ISL83485, ISL83488, ISL83490, ISL83491