PixArt Imaging Inc.

PAC7301/PAC7302

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

.

19

PixArt Imaging Inc.

V1.4 Nov 2007

8. Reference Application Circuit

8.1 PLCC(11.43x11.43)Package(PAC7302PE)

R6

10k

C14

10uF

C10

0.1uF_N.M.

C15

0.1uF

Open

Open

.

Short

C12

0.1uF

VDDA

VDDMA5_AUD

Y1

12MHz

C31

10uF

C30

0.1uF_N.M.

R22

0

C25

1uF

Open

.

Open

VDDMD5

VDDMD5

VDDQ

L1

3.3uH

R16

10M

R18

0 or 3.3uH

EPR_CS

R27

0

C6

0.1uF

.

DN

VDDA33

R23

0

PID

VDDMIC28

VDDA

VDDQ

EPR_DO

VDDADC33

+

C32

22uF

C26

0.1uF_N.M.

VDDMA5_AUD

+

C19

10uF

R13

10K_N.M.

PAC7302 PID IO_TRAP

R15

R8

2.2k

2620

MIC_P

R11

1.5K

C9

1uF

R10

27

R12

10K_N.M.

L2

3.3uH

C13

1uF

2628

R14

10K_N.M.

C22

0.1uF

U2

PAC7301/7302PE

1

2

3

4

5

21

22

23

24

25

26

27

28

29

30

43

44

45

46

47

48

20

6

19

MIC_N

VSSA_AUDIO

VDDADC33

GPI3

GPO1

AUD_EnH

VSSQ

VDDD

VDDMD5

VDDQ

OSC_OUT

OSC_IN

DN

DP

NC

NC

VDDMA5_AUD

VDDPGA33

VCOM

VDDMIC28

MIC_P

EPR_EN

NC

NC

C2

2.2uF

.

C5

10pF

R1

1k

C8

1uF

C27

10uF_N.M.

VDDMA5

C23

0.1uF

C21

10uF_N.M.

EPR_DI

OSC_OUT

OSC_IN

C1

1uF

VDDMD5

VDDPGA33

.

Short

C18

1uF

USBGND

R9

27

R12

C3

10pF

VDDAY

R19

0 or 3.3uH

Open

EPR_SK

R14

C20

10uF_N.M.

Short

2621

R5

10k

Short

DP

VDDMIC28

C24

10uF

R2

300k

C16

10uF

(Def ault)

VDDMA5_AUD

.

VDDMA5

VCOM

D1

LED-0603

R17

0 or 3.3uH

VDD_5V

VDD5V

C11

22uF

R15

10K_N.M.

C17

1uF

Short

VSSA_Audio

C4

2.2uF

R29 0

C29

4.7nF/250V

Short

262F

L4

short

R3

2.2k

R7

1M

VDDQ

R13

Open

VDD_5V

R26

5.1k

VDDPGA33

VDDD

R25 0

PID IO_TRAP

C28

10uF

Open

VDDD

VSSQ

262E

L3

short

U3

KEY

MIC_N

CON1

MINI USB 5P

6

9

7

8

HC1

HC4

HC2

HC3

Open

VDDADC33

X1

MICROPHONE

Open

Short

USBGND

DP

VSSA

Open

VDDAY M

R28

100k

Open

C7

10uF

Short

Short

VDDAY