YAS525B

2

Pin Description

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

1

7

5

3

4

6

8

2

1

7

5

3

4

6

8

2

8Pin WLCSP Top View

8Pin WLCSP Bottom View

Pin Descriptions

Pin No.

Name

I/O

Function

1

T2

I+

Test input

(Use in non-connection)

2

VSS

-

Ground

3

T1

I+

Test mode

(Use in non-connection)

4

SCL

Is

Serial Clock

5

NC

-

Non-connection

6

VDD

-

Power supply

(typ 3V)

7

NC

-

Non-connection

8

SDA

Is/Od

Serial data

Note: Pin 1 and pin 3 are used in non-connection.

Pin 5 is connected to pin 7 in the chip.

I+ : Input with pull-up resistor

Is

: Schmitt trigger input

Od : Open drain output

Pin Functions

Power Supply (VDD, VSS)

These pins are for power supply of YAS525B.

Serial Data Interface (SCL, SDA)

SCL － Serial clock input pin.

This pin is used with an external pull-up register.

SDA － Serial data input/output pin.

This pin is used with an external pull-up register.

Others (T1, T2)

T1

－

Test mode control pin.

Use this pin in non-connection.

T2

－

Test input pin.

Use this pin in non-connection.