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LTC2845_15 Datasheet, PDF (9/20 Pages) Linear Technology – 3.3V Software-Selectable Multiprotocol Transceiver
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UW
W
SWITCHI G TI E WAVEFOR S
LTC2845
3V
D
0V
VO
B–A
–VO
A
B
1.5V
tPLH
50%
tr
90%
10%
f = 1MHz : tr ≤ 10ns : tf ≤ 10ns
VDIFF = V(B) – V(A)
1/2 VO
VO
tSKEW
Figure 5. V.11 Driver Propagation Delays
1.5V
tPHL
90%
50%
10%
tf
tSKEW
2845 F05
VOD2
B–A
–VOD2
VOH
R
VOL
0V
tPLH
f = 1MHz : tr ≤ 10ns : tf ≤ 10ns
INPUT
0V
tPHL
1.65V
OUTPUT
1.65V
2845 F06
Figure 6. V.11 Receiver Propagation Delays
3V
D
0V
VO
A
–VO
1.5V
tPHL
3V
0V
–3V
tf
1.5V
tPLH
3V
0V
–3V
tr
2845 F07
Figure 7. V.10, V.28 Driver Propagation Delays
VIH
A
VIL
VOH
R
VOL
RECEIVER THRESHOLD
tPHL
1.65V
RECEIVER THRESHOLD
tPLH
1.65V
2845 F08
Figure 8. V.10, V.28 Receiver Propagation Delays
sn2845 2845fs
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