adns-7700 Avago Technologies, adns-7700 Datasheet - Page 8

• Manufacturer Part Number: adns-7700
• Description: One Chip Usb Laserstream? Mouse Sensors
• Manufacturer: Avago Technologies

SHIELD
Application Schematics
Figure 6. ADNS-7700 Sensor’s Application Schematics
* DISCLAIMER: ALL DESIGNERS AND MANUFACTURERS OF THIS DESIGN MUST ASSURE THAT THEY HAVE ALL NECESSARY INTELLECTUAL PROPERTY
8
P16 = B4/KM2
P3 = TW1/KM2
P2 = TW2/OTF/OTF_L/KM1
VDD
GND
USB
D
D+
RIGHTS.
J1
P16
P3
P2
100pF
C10
SW4
SW6
SW7
100pF
C9
SW1
SW2
SW3
SW5
0.1uF
3.3uF
C1
C2
P16
P3
P2
±1%
1.5K
R1
(5) REFB
For ADNS-7700-HAMY
P16 = LED2, P3 = LED1, P2 = LED0
(20) D
(21) D+
(19) B1
(18) B2
(17) B3
(16) B4/KM2/
(15) B5/OTF/OTF_L
(3) TW1*/KM2/
(2) TW2*/OTF/OTF_L
P16
LED1/NC
LED0/NC
LED2/NC
KM1
D2
+5.0V
240
R5
LASER_GND (4)
OSC_OUT (13)
P3
OSC_IN (14)
+VCSEL (1)
VCSEL (22)
DGND (12)
AGND (10)
REFA (11)
VDD 5 (6)
REFC (7)
ZB (9)
ZA (8)
D3
0.1uF
C6
240
R6
on grounding layout
ZA
ZB
Refer to notes
P2
24MHz
470pF
3.3uF
C3
X1
C7
Connect REFC pin
to 50mm length
trace within the
DGND plane
0.1uF
C4
D4
+5.0V
4.7uF
240
R7
C5
Mechanical Z-Wheel
COM
Q1
QA
QB
+5.0V
ZA
ZB