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

ISO7221C-HT

SLLSE78

– APRIL 2011

www.ti.com

PARAMETER MEASUREMENT INFORMATION

A.

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

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

– 1. Transition time is 800 ps.

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

6

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Copyright

© 2011, Texas Instruments Incorporated

Product Folder Link(s) :ISO7221C-HT