390
370
350
330
RADIANT INTENSITY (mW/Sr) vs. ILED
T
A
= 25°C, V
CC
= 3.0 V, ON-AXIS
2.80
2.70
2.60
VLED_A vs. ILED
T
A
= 25°C, V
CC
= 3.0 V
IE
H
(mW/Sr)
VLED_A (V)
ILED (mA)
310
290
270
250
230
210
190
170
150
250 300 350 400 450 500 550 600 650
2.50
2.40
2.30
2.20
2.10
2.00
250 300 350 400 450 500 550 600 650
ILED (mA)
Figure 5. IR LOP vs. ILED.
Figure 6. IR VLED vs. ILED.
t
pw
t
pw
V
OH
LED ON
90%
50%
10%
90%
50%
10%
LED OFF
V
OL
t
f
t
r
t
r
t
f
Figure 7. RXD output waveform.
Figure 8. LED optical waveform.
TXD
LED
t
pw (MAX.)
Figure 9. TXD ‘stuck on’ waveform.
SD
SD
RX
LIGHT
TXD
RXD
TX
LIGHT
t
RW
t
TW
Figure 10. Receiver wakeup time waveform.
Figure 11. TXD wakeup time waveform.
8