GP2W0004YP Datasheet, PDF (4/7 Pages) Sharp Electrionic Components – IrDA Transceiver Module

Fig.3 Input Signal Waveforrm(Receiver side)
T1
T1
T2
At BR=9.6kb/s:T1=104.2µs, T2=19.5µs
At BR=115.2kb/s:T1=8.68µs, T2=1.63µs
GP2W0004YP
Transmitter radiant intensity
40mW/sr
Fig.4 Output Waveform Specification
(Receiver side)
t_f
90%
t_r
V_OH
50%
10%
V_OL
t_w
Fig.5 Standard Optical System
(Receiver side)
Transmitter^*
Ee : Light detector face illuminance<10 lx
φ
GP2W0004YP
φ
Oscilloscope
L
φ : Indicates horizontal and vertical directions.
* Transmitter shall use GP2W0004YP (λp=870nm TYP.) which is
adjusted the radiation intensity at 40mW/sr
Fig.6 Output Waveform Specification(Transmitter side)
90%
10%
tr
IE
tf