Datasheet

ADuM1250/ADuM1251 Data Sheet
Rev. I | Page 8 of 16
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
V
DD1
1
SDA
1
2
SCL
1
3
GND
1
4
V
DD2
8
SDA
2
7
SCL
2
6
GND
2
5
ADuM1250/
ADuM1251
TOP VIEW
(Not to Scale)
06113-004
Figure 4. ADuM1250/ADuM1251 Pin Configuration
Table 9. ADuM1250 Pin Function Descriptions
Pin No. Mnemonic Description
1 V
DD1
Supply Voltage, 3.0 V to 5.5 V.
2 SDA
1
Data Input/Output, Side 1.
3 SCL
1
Clock Input/Output, Side 1.
4 GND
1
Ground 1. Ground reference for Isolator Side 1.
5 GND
2
Ground 2. Isolated ground reference for Isolator Side 2.
6 SCL
2
Clock Input/Output, Side 2.
7 SDA
2
Data Input/Output, Side 2.
8 V
DD2
Supply Voltage, 3.0 V to 5.5 V.
Table 10. ADuM1251 Pin Function Descriptions
Pin No. Mnemonic Description
1 V
DD1
Supply Voltage, 3.0 V to 5.5 V.
2 SDA
1
Data Input/Output, Side 1.
3 SCL
1
Clock Input, Side 1.
4 GND
1
Ground 1. Ground reference for Isolator Side 1.
5 GND
2
Ground 2. Isolated ground reference for Isolator Side 2.
6 SCL
2
Clock Output, Side 2.
7 SDA
2
Data Input/Output, Side 2.
8 V
DD2
Supply Voltage, 3.0 V to 5.5 V.