PixArt Imaging Inc.

PAC7352

USB 2.0 VGA Camera SoC

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PixArt Imaging Inc.

E-mail:

fae_service@PixArt.com.tw

V1.0 Feb. 2012

1. Pin Description

Pin No. Category

Name

Type

Description

A1

USB PHY

RREF

IN

Reference for USB

A2

USB PHY

DP

IO

USB D+

A3

USB PHY

DM

IO

USB D-

A4

USB PHY

VDD18_PHY

POWER-IN

1.8V digital power

A5

Power

VSSD

GND

Ground

A6

Power

VDDIO

POWER-IN

I/O power

B1

Power

VDD18_O

POWER-OUT

1.8V power output

B2

Power

GND_PHY

GND

Ground

B3

USB PHY

VDD33_HSRT

POWER-IN

Analog power for USB transceiver

B4

SPI

SPI_CSB

OUT

SPI chip select

B5

Power

VDD18K

POWER-IN

1.8V digital power

B6

SPI

SPI_SCK

OUT

SPI clock

C1

Power

VDD28_O

POWER-OUT

2.8V power output

C2

Power

VDD33A

POWER-IN

3.3V input from VBUS

C4

SPI

SPI_SO

OUT

SPI data output

C5

GPIO

GIPO6/LED

IO/OUT

General purpose IO / LED indicator

C6

SPI

SPI_SI

IN

SPI data input

D1

Power

DVDD28/AVDD28

POWER-IN

2.8V input from VDD28_O

D2

Reserved TESTMD

IN

reserved for test

D3

Reserved REG_SDA

IN/OUT

reserved for test

D4

GPIO

GPIO2

IO

General purpose IO

D5

GPIO

GPIO0

IO

General purpose IO

D6

GPIO

GPIO5/KEY

IO/IN

General purpose IO / snapshot; active low

E1

Power

VDDAY_O/VDDAY_I POWER-IN/OUT Power for internal use

E2

Power

VSSA/VSSAY

GND

Ground

E3

Reserved OSCMD

IN

reserved for test

E4

Reserved REG_SCL

IN

reserved for test

E5

Reserved VPP

IN

reserved for test

E6

GPIO

GPIO1

IO

General purpose IO