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| ADNS-7700 Datasheet, PDF (12/60 Pages) AVAGO TECHNOLOGIES LIMITED – One chip USB LaserStream Mouse Sensors Single 5.0 volts power supply | |||
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Recommended Operating Conditions
Parameter
Symbol
Operating Temperature
TA
Power Supply Voltage
VDD
Power Supply Rise Time
VRT
Power Supply Noise
VN
Velocity
Vel
Acceleration
Acc
Clock Frequency
fclk
Resonator Impedance
XRES
Distance from lens reference Z
plane to surface
Frame Rate
VCSELâs Peak Wavelength
ï¬
Minimum
0
4.4
Typical
5.0
0.1
23.64
2.18
832
45
24.00
2.40
8000
Maximum Units
40
°C
5.25
Volts
100
ms
100
mVp-p
ips
20
g
24.36
MHz
55
ï
2.62
mm
fps
865
nm
Notes
For accurate navigation and
proper USB operation
Peak to peak within
50kHz-100MHz bandwidth
In Run Mode only
Due to USB timing constraints
See Figure 9
Internally adjusted by sensor
Z
Figure 9. Distance from lens reference plane to object surface, Z
AC Electrical Specifications
Electrical Characteristics over recommended operating conditions. Typical values at 25°C, VDD=5.0 V.
Parameter
Symbol Min.
Typical Max.
Units Notes
Wakeup delay from rest
mode due to motion
TWUPP
2
ms
Power up delay
TPUP
50
ms
Delay measured from VBUS=4.4V
Debounce delay on button TDBB
inputs
6
9
ms
Z-Wheel sampling period
TSW
1.9
2.0
2.8
ms
ZA & ZB Pins
Transient Supply Current
IDDT
75
mA
Max supply current during a VDD ramp
from 0 to 5.0 V with > 500ïs rise time.
Does not include charging currents for
bypass capacitors.
12
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