YAS526C

2

Pin Description

Here is a figure for pin assignment and a table for pin descriptions.

28 Pin QFN Top View

Pin Descriptions

Pin No.

Pin Name

I/O

Function

1

I1

A

A/D input 1

2

I2

A

A/D input 2

3

I3

A

A/D input 3

6

VSS1

-

Ground

7

IOVDD1

-

Power supply for Interface

8

SCL1

I

Serial clock

14

SDA1

I/Od

Serial data

15

VDD1

-

Power supply for Core

16

T1

I

Test mode (connecting with VDD)

18

VSS2

-

Ground

19

T2

I

Test mode (connecting with VDD)

20

IOVDD2

-

Power supply for interface

21

SCL2

I

Serial clock

22

SDA2

I/Od

Serial data

28

VDD2

-

Power supply for Core

Note) Connection of I3(A/D input 3) pin to VDD is recommended when using YAS526C

with a biaxial inclination sensor connected.

Connecting I1, I2, and I3 to VSS is recommended when an inclination sensor is not

connected.

Pin 16 and pin 19 are used, connecting with VDD.

When used, no connection should be made to the pins (4, 5, 9, 10, 11, 12, 13, 17, 23,

24, 25, 26, 27) except the above.

A

: Analog input

I

: Digital Input

Od

: Open drain output