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

Input

Generator

50 W

OUT

EN

V

O

V

I

IN

0V

C

L

NOTE A

NOTE

B

Input

Generator

OUT

R =1k

±1%

L

W

EN

V

O

V

I

IN

3V

C

L

NOTE A

NOTE

B

Vcc/2

Vcc

0 V

0 V

V

I

Vcc/2

50%

0.5 V

t

PHZ

t

PZH

V

O

Vcc

Vcc

0 V

t

V

O

V

I

0.5 V

50%

PZL

R =1k

±1%

L

W

50 W

ISO7240CF, ISO7240C, ISO7240M

ISO7241C, ISO7241M

ISO7242C, ISO7242M

SLLS868L – SEPTEMBER 2007 – REVISED JANUARY 2010

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.

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

B.

Figure 2. Enable/Disable Propagation Delay Time Test Circuit and Waveform

12

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Product Folder Link(s): ISO7240CF ISO7240C ISO7240M ISO7241C ISO7241M ISO7242C ISO7242M