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Electrical Characteristics
At V
= +5.0 V and T
CC
A
Parameter
Supply Voltage
Supply Current, Idle
Supply Current, Active
Absolute Maximum Ratings
Condition
Operating Temperature
Storage Temperature
Supply Voltage (V
)
CC
Ground Voltage (V
)
SS
Voltage on any pin with respect to V
NOTICE: Stresses above those listed under "Absolute Maximum Ratings" may cause permanent damage
to the device. This is a stress rating only and functional operation of the device at those or any other
conditions above those indicated in the operation listings of this specification is not implied. Exposure to
maximum rating conditions for extended periods may affect device reliability.
Hardware Design
The LRF Module's major hardware components include:
Parallax Propeller P8X32A-Q44 (www.parallax.com/propeller)
OmniVision OVM7690 640x480 CMOS CameraCube (www.ovt.com/products/sensor.php?id=45)
Arima APCD-635-02-C3-A Laser Diode (www.arimalasers.com/en/products02.aspx)
Assembly Drawing
All components are mounted on the back side of the board with the exception of the camera and laser
diode. The center points of the camera and laser diode are 78 mm apart, as shown below.
Copyright © Parallax Inc.
= 25 ºC unless otherwise noted.
Symbol
V
CC
I
IDLE
I
CC
SS
Parallax Laser Range Finder (#28044)
Specification
Min.
Typical
4.5
5.0
---
82
---
126
Value
0 ºC to +50 ºC (+32 ºF to +122 ºF)
-40 ºC to +125 ºC (-40 ºF to +257 ºF)
+4.5 V to +5.5 V
0 V
-0.3 V to +7.0 V
Unit
Max.
V
5.5
mA
---
150
mA
v1.0 9/16/2011 Page 10 of 24
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