PixArt Imaging Inc.

PAC7311

VGA PC Camera Single-Chip

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11

PixArt Imaging Inc.

V1.5 Oct. 2005

6. Reference Application Circuit

6.1PLCCPackage(PAC7311PE)

VSSQ

LED

VDDAV

XOUT

D1

LED

VDDQ

C17

20pF

C19

0.1uF

C5

47pF

X1

12MHz

VCM

VDDQ

C4

47pF

VSSA

VDDD

XIN

C22

0.1uF

VSSQ

L1

3.3uH

VDDAY

C26

0.1uF

C6

1uF

C28

0.1uF

CON1

MINI USB 5P

3

2

1

4

5

+

-

+5V

NC

GND2

C2

1uF

USBGND

VRB

C20

10uF

VDDP

L2

Open/3.3uH

C21

4.7nF

C24

0.1uF

VDD5V

VDDAD

VRT

C27

10uF

VDD5V

R4

1M

VSSA

C18

20pF

VRB

RST#

R7 27 ohm

DN

L3 Short / 3.3uH

VSSQ

C13

0.1uF

VDDQ

R1

10k

C15

0.1uF

R5

1.5K

VSSQ

VDD5V

C7

1uF

+

C16

10uF

VCM

VSSQ

VDDD

VDDP

R6 27 ohm

VDDQ

R2 1K

VSSQ

VDDQ

C23

10uF

VSSQ

C10

1uF

VSSQ

VSSAY

VDDAV

VDDAD

C9

1uF

C3

1uF

C11

1uF

VDD5V

VDDQ

VSSAY

VSSQ

KEY

KEY

C14

10uF

VSSA

VDDA

VSSQ

C12

1uF

R3 51k

C1 1uF

LED

USBGND

U1

PAC7311PE

1

2

3

4

5

19

21

22

23

24

25

26

27

28

29

30

43

44

45

46

47

48

6

20

NC

NC

NC

VRB

VCM

NC

LED

NC

VSSQ

EPR_EN

IOTRAP#

KEY#

NC

VSSQ

VDDD

PWR_5V

VDDQ

VDDP

VDDAD

VDDAV

VSSA

PWR_5V

NC

GPO/TR0

VSSAY

C25

10uF

L4 Short / 3.3uH

DP

R8

10M

S1

KEY

C8

1uF