GP2D02 Datasheet, PDF (3/4 Pages) Sharp Electrionic Components – Compact, High Sensitive Distance Measuring Sensor

s Timing Chart
GP2D02
0.2ms or less
1.5ms or more
70ms or more
1ms or more
1.5ms or more
Power OFF
Vin
Output
MSB
LSB
LSB
Example of distance measuring output (8-bit)
Fig. 1 Distance Measuring Output vs.
Distance to Reflective Object
220
White paper : KODAK made gray chart R-27,
200
white surface (reflectivity : 90%)
Gray paper : KODAK made gray chart R-27,
180
gray surface (reflectivity : 18%)
160
White
140
120
100
80
60
40
Gray
20
0
0 20 40 60 80 100 120 140
Distance to reflective object L (cm)