Data Sheet

ADuM6400/ADuM6401/ADuM6402/ADuM6403/ADuM6404

Rev. B | Page 13 of 28

16

15

14

13

12

11

10

9

ADuM6401

TOP VIEW

(Not to Scale)

Figure 9. ADuM6401 Pin Configuration

Table 22. ADuM6401 Pin Function Descriptions

Pin No.

Mnemonic

Description

1

Primary Supply Voltage, 3.0 V to 5.5 V. Pin 1 and Pin 7 must be connected to the same external voltage source.

2, 8

Ground Reference for the Primary Side of the Isolator. Pin 2 and Pin 8 are internally connected to each other,

and it is recommended that both pins be connected to a common ground.

3

Logic Input A.

4

Logic Input B.

5

Logic Input C.

6

Logic Output D.

7

Data Channel Supply Voltage, 3.0 V to 5.5 V. Pin 1 and Pin 7 must be connected to the same external voltage

source.

9, 15

Ground Reference for the Secondary Side of the Isolator. Pin 9 and Pin 15 are internally connected to each

other, and it is recommended that both pins be connected to a common ground.

10

11

Logic Input D.

12

Logic Output C.

13

Logic Output B.

14

Logic Output A.

16