PAW3512DK Datasheet, PDF (4/4 Pages) Pixart Imaging Inc. – PAW3512DK SERIES USB OPTICAL MOUSE SINGLE CHIP

PixArt Imaging Inc.
PAW3512DK Series
USB Optical Mouse Sensor Single Chip
3. Referencing Application Circuit
3.1 3D3B Application Circuit
U1
VDD_5V
R1 D1
LED
C4
BL
1uF
1 _BL
2 _LED
3 _VDDQ
VDD_5V _{R6 10 ohm}
4 _VSS
5 _VDD5V
6 _VDDA
C1
C3
+
0.1uF 1uF
PAW3512
Z1 ¹²
Z2 ¹¹
BM ^{10 BM}
BR ^{9 BR}
D- ⁸
D+ ⁷
C6
27pF
ENSW1
Z1
Z2 ^COM _C5
0.1uF
R4 33 ohm
R5 33 ohm
C7
27pF
VDD_5V
+ ^C2
10uF
JP1
VBUS
GND
Shield
D-
D+
USB CABLE
Note:
1. R4,R5,C6,C7 are for EMC immunity
2. USB cable connector JP1 is suggested to has the pin sequence like this:
VBUS, GND, Shield, D-, D+
Figure 4. Application Circuit for PAW3512DK
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PixArt Imaging Inc.
E-mail: [e-mail]
4
V1.0 Oct. 2010