t pw
VOH
90%
50%
VOL
10%
tf
tr
Figure 2. RXD output waveform.
t pw
LED ON
90%
50%
10%
LED OFF
tr
tf
Figure 3. LED optical waveform.
TXD
LED
tpw (MAX.)
Figure 4. TXD “stuck on” protection waveform.
SD
RX
LIGHT
RXD
t RW
Figure 5. Receiver wakeup time waveform.
SD
TXD
TX
LIGHT
t TW
Figure 6. TXD wakeup time waveform.
Average VLED_A vs Average ILED
1.75
1.70
1.65
1.60
1.55
1.50
1.45
1.40
10.0E-3 30.0E-3
50.0E-3 70.0E-3 90.0E-3
Average ILED (A)
110.0E-3
Figure 7. VLED vs. ILED
Average LOP vs Average ILED
35
30
25
20
15
10
5
0
10.0E-3 30.0E-3
50.0E-3 70.0E-3 90.0E-3
Average ILED (A)
110.0E-3
Figure 8. VLOP vs. ILED
5