1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

NC

INA

GND1

GND1

GND 2

GND2

INB

INC

OUTA

OUTC

OUTB

EN

IND

OUTD

2 mm

max. from

V

CC1

2 mm

max. from

V

CC2

V

CC1

V

CC2

0.1

F

m

0.1

F

m

ISO7640

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

EN1

INA

GND1

GND1

GND 2

GND2

INB

INC

OUTA

OUTC

OUTB

EN2

OUTD

IND

2 mm

max. from

V

CC1

2 mm

max. from

V

CC2

V

CC1

V

CC2

0.1

F

m

0.1

F

m

ISO7641

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

EN1

INA

GND1

GND1

GND 2

GND2

INB

OUTA

INC

OUTB

EN2

OUTD

2 mm

max. from

V

CC1

2 mm

max. from

V

CC2

V

CC1

V

CC2

0.1

F

m

0.1

F

m

ISO7631

NC

NC

ISO7631FM, ISO7631FC

ISO7640FC, ISO7641FC

www.ti.com

SLLSEC3A – SEPTEMBER 2012 – REVISED SEPTEMBER 2012

APPLICATION INFORMATION

Figure 6. Typical ISO7640, ISO7641 and ISO7631 Application Circuit

Note: For detailed layout recommendations, see Application Note SLLA284, Digital Isolator Design Guide.

Copyright © 2012, Texas Instruments Incorporated

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Product Folder Links: ISO7631FM ISO7631FC ISO7640FC ISO7641FC