ADUM1251WARZ(RevF) データシートの表示（PDF） - Analog Devices

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ADUM1251WARZ
(Rev.:RevF)

Hot Swappable, Dual I2C Isolators

Analog Devices 

ADuM1250/ADuM1251

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

VDD1

SDA1

1

2

ADuM1250/

ADuM1251

8

7

VDD2

SDA2

SCL1 3 TOP VIEW 6 SCL2

GND1 4 (Not to Scale) 5 GND2

Figure 4. ADuM1250/ADuM1251 Pin Configuration

Table 9. ADuM1250 Pin Function Descriptions

Pin No.

Mnemonic

Description

1

VDD1

2

SDA1

3

SCL1

4

GND1

5

GND2

6

SCL2

7

SDA2

8

VDD2

Supply Voltage, 3.0 V to 5.5 V.

Data Input/Output, Side 1.

Clock Input/Output, Side 1.

Ground 1. Ground reference for Isolator Side 1.

Ground 2. Isolated ground reference for Isolator Side 2.

Clock Input/Output, Side 2.

Data Input/Output, Side 2.

Supply Voltage, 3.0 V to 5.5 V.

Table 10. ADuM1251 Pin Function Descriptions

Pin No.

Mnemonic

Description

1

VDD1

2

SDA1

3

SCL1

4

GND1

5

GND2

6

SCL2

7

SDA2

8

VDD2

Supply Voltage, 3.0 V to 5.5 V.

Data Input/Output, Side 1.

Clock Input, Side 1.

Ground 1. Ground reference for Isolator Side 1.

Ground 2. Isolated ground reference for Isolator Side 2.

Clock Output, Side 2.

Data Input/Output, Side 2.

Supply Voltage, 3.0 V to 5.5 V.

Data Sheet

Rev. F | Page 8 of 12

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