Data Sheet
ADuM7240/ADuM7241
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
1
2
3
4
8
7
6
5
V
V
V
V
DD1
DD2
OA
OB
ADuM7240
V
V
IA
IB
TOP VIEW
(Not to Scale)
GND
GND
2
1
Figure 4. ADuM7240 Pin Configuration
Table 21. ADuM7240 Pin Function Descriptions
Pin No.
Mnemonic
Description
1
2
3
4
5
6
7
8
VDD1
VIA
VIB
GND1
GND2
VOB
VOA
VDD2
3.0 V to 5.5 V Supply Voltage for Isolator Side 1.
Logic Input A.
Logic Input B.
Ground 1. Ground reference for Isolator Side 1.
Ground 2. Ground reference for Isolator Side 2.
Logic Output B.
Logic Output A.
3.0 V to 5.5 V Supply Voltage for Isolator Side 2.
1
2
3
4
8
7
6
5
V
V
V
V
DD1
DD2
ADuM7241
TOP VIEW
(Not to Scale)
V
OA
IA
V
IB
OB
GND
GND
1
2
Figure 5. ADuM7241 Pin Configuration
Table 22. ADuM7241 Pin Function Descriptions
Pin No.
Mnemonic
Description
1
2
3
4
5
6
7
8
VDD1
VOA
VIB
GND1
GND2
VOB
VIA
VDD2
3.0 V to 5.5 V Supply Voltage for Isolator Side 1.
Logic Output A.
Logic Input B.
Ground 1. Ground reference for Isolator Side 1.
Ground 2. Ground reference for Isolator Side 2.
Logic Output B.
Logic Input A.
3.0 V to 5.5 V Supply Voltage for Isolator Side 2.
Rev. A | Page 9 of 16