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PixArt Imaging Inc.

PAC7640 Product Datasheet

Enhanced QE Global Shutter Image Sensor

Version 1.1 | 11 Sep 2015 | 41002EN

PixArt Imaging Inc. http://www.pixart.com

All rights reserved. Any portion in this paper shall not be reproduced, copied, or transformed to any other forms without permission.

1.3

Pin Configuration

VDDAY

VPOS

VSSA

FOD_T

RI

SYS_

CLK

VDGND

A

1

2

3

4

5

6

VDD28

VDDRE

F_O

RESETB

FSYNC

RSV

I2C_

SCL

B

RSV

VDGND

VNEG

TEST1

TEST2

I2C_

SDA

C

RSV

VDD28

_MIPI

RSV

RSV

RSV

LED_

STRB

D

RSV

VCCTX

VDD15

_MIPI

VGND_

MIPI

VDD15

RSV

E

RSV

CLK_

TX_P

CLK_

TX_N

DATA_

TX_P

DATA_

TX_N

VDDIO

F

Top View (Bumps Down)

Figure 3. Ball Map Configuration

Table 1. PAC7640LT Pin Description

Pin No.

Symbol

Type

Description

Function

Power Supplies

A1

VDDAY

Output

Regulator output, for sensor power reference. Connect to a 0.1uF bypass

capacitor.

A2

VPOS

Output

Regulator output, for sensor power reference. Connect to a 47nF bypass

capacitor.

B1

VDD28

Power

2.8 volt analog power supply. Connect to a 0.1uF bypass capacitor.

B2

VDDREF_O

Output

Regulator output, for ADC power reference. Connect to a 0.1uF bypass

capacitor.

D2

VDD28_MIPI

Power

2.8 volt MIPI power supply, for LP signal reference. Connect to a 0.1uF bypass

capacitor.

E2

VCCTX

Output

Regulator output, for MIPI HS signal reference. Connect to a 0.1uF bypass

capacitor.

E3

VDD15_MIPI

Power

1.5 volt MIPI power supply, for HS signal reference. Connect to a 0.1uF bypass

capacitor.

E5

VDD15

Power

1.5 volt digital core power supply. Connect to a 0.1uF bypass capacitor.

F6

VDDIO

Power

1.8 volt IO power supply. Connect to a 0.1uF bypass capacitor.

A3

VSSA

Ground

Analog ground.

A6

VDGND

Ground

Digital core ground.

C2

VDGND

Ground

Digital core ground.

C3

VNEG

Ground

Sensor ground.

E4

VGND_MIPI

Ground

MIPI ground.