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參數(shù)資料
| 型號： | IS1U20 |
| 廠商： | Sharp Corporation |
| 英文描述： | OPIC Light Detector for Infrared Communication (IrDA1.0 Compatible) |
| 中文描述： | 海外私人投資公司光探測器（IrDA1.0兼容的紅外通信） |
| 文件頁數(shù)： | 2/3頁 |
| 文件大小： | 33K |
| 代理商： | IS1U20 |
IS1U20
Circuit Block Diagram
Vout
Vcc
GND
Amp.
Comparator
Photodiode
Ro
=
22k
Auto bias current
control circuit
φ
φ
Receiving distance : L
IS1U20
Oscilloscope
*1
Transmitter
*1 Transmitter shall use the light emitting diode
GL550
(
λ
p=850 to 900 nm) and be adjusted to the radiant intensity of 40mW/sr.
T
1
T
1
T
2
Transmitter radiant intensity : 40 mW/sr
90%
50%
10%
V
OH
V
OL
*
3 Input signal waveform
*
4 Output waveform regulation
*
5 Optical system
3
1
2
T =416.7
μ
s and T =78.1
μ
s at BR=2.4kbps
T =8.68
μ
s and T =1.63
μ
s at BR=115.2kbps
t
f
t
r
t
w
(
φ
: Horizontal and vertical directions)
I
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