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PixArt Imaging Inc.
PAN301A
CMOS Optical Mouse Sensor
7.3 Typical Application for PS/2 Interface
C1
10uF
C2
0.1uF
SW1
L
1
2
X1
18.432MHz
JP1
HEADER 4
1
2
3
4
R1
D1
LED
ENSW1
ENCODER
1
2
3
Z2
Z1
COM
+
C3
10uF
C6
0.1uF
SW2
M
1
2
U1
PAN301ASI-20X
13
14
17
15
20
1
4
12
10
7
6
18
19
5
2
3
11
8
9
16
XA
XB
NC
NC
PD
VSS_LED
OSCIN
YB
VREFB
VSS
VSS
SCLK
SDIO
NC
LED
OSCOUT
YA
VDD
VREFA
NC
SW3
R
1
2
+
C4
1uF
U2
EM84510FP
2
7
16
5
6
14
12
13
10
9
1
8
15
11
4
3
OSC.OUT
OPT
OSCR
CLK
DATA
Y1
X1
X2
M
R
VDD
VSS
Y2
L
Z2
Z1
C5
0.1uF
R2
51K
DATA
VCC_5V
CLK
GND
Figure 22. Application circuit using quadrature output with PAN301ASI-20X
Figure 23. Example printed circuit board layout. (PAN301ASI-20X V.S EM84510FP)
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PixArt Imaging Inc.
E-mail: fae_service@pixart.com.tw
V1.3, MAY. 2004