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Version 1.40 |12 Aug 2016 | 31005AEN

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PixArt Imaging Inc.

PMW3325DB-TWV1 General Datasheet

Optical Gaming Navigation Chip

1.3

Pins Description

Figure 2. Pin Configuration

Table 1. PMW3325DB Pins Description

Pin No.

Name

Type

Description

1

LED

Input

LED Illumination Control input

2

VDDPIX

Power

Regulator output for selective analog circuit

3

VDD

Power

Power supply

4

SCLK

In

Serial clock input

5

VDDIO

Power

Interface signal voltage level

6

GND

Gnd

Ground

7

SDIO

Input/Output

Serial data in/out

8

NCS

Input

Chip select (active low)