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PARAMETER MEASUREMENT INFORMATION

IN

OUT

Input

Generator

50 W

NOTE A

NOTEB

V

1/2

CC

t f

t r

10%

90%

50%

0V

50%

V

1/2

CC

V

1

CC

t

fs

FAILSAFEHIGH

IN

OUT

0V

or

V

1

CC

V

1

CC

V

I

C

L

NOTE A

V

O

V

I

V

O

50%

V

1

CC

0V

V

OH

V

OL

2.7V

IN

OUT

GND1

NOTE A

S1

V

orV

OH

OL

V

1

CC

V

2

CC

C=0.1 F±1%

m

C=0.1 F±1%

m

GND2

Pass-failcriteria:

Outputmust

remainstable

OUT

Tektronix

HFS9009

PATTERN

GENERATOR

IN

DUT

Tektronix

784D

V

1

CC

0V

V

/ 2

C C

Jitter

ISO7220A, ISO7220C, ISO7220M

ISO7221A, ISO7221C, ISO7221M

SLLS755F – JULY 2006 – REVISED AUGUST 2007

A.

The input pulse is supplied by a generator having the following characteristics: PRR

≤ 50 kHz, 50% duty cycle, t

B.

Figure 1. Switching Characteristic Test Circuit and Voltage Waveforms

A.

Figure 2. Failsafe Delay Time Test Circuit and Voltage Waveforms

A.

Figure 3. Common-Mode Transient Immunity Test Circuit

Figure 4. Peak-to-Peak Eye-Pattern Jitter Test Circuit and Voltage Waveform

10

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