ltc2844 Linear Technology Corporation, ltc2844 Datasheet - Page 9

• Manufacturer Part Number: ltc2844
• Description: 3.3v Software-selectable Multiprotocol Transceiver
• Manufacturer: Linear Technology Corporation

SWITCHI G TI E WAVEFOR S
B – A
B – A
–V
R
A
D
D
A
V
R
–V
V
–V
V
V
V
V
OD2
OD2
V
V
3V
0V
V
3V
0V
OH
OL
IH
OH
IL
OL
O
O
O
O
A
B
U
V
O
W
1.5V
RECEIVER THRESHOLD
1.5V
0V
t
t
PHL
PLH
t
t
50%
PLH
PHL
3V
t
r
t
1.65V
f
1.65V
Figure 8. V.10, V.28 Receiver Propagation Delays
t
0V
10%
90%
SKEW
Figure 6. V.11, V.35 Receiver Propagation Delays
Figure 5. V.11, V.35 Driver Propagation Delays
Figure 7. V.10, V.28 Driver Propagation Delays
–3V
1/2 V
f = 1MHz : t
f = 1MHz : t
W
O
V
DIFF
r
= V(A) – V(B)
r
10ns : t
10ns : t
f
f
10ns
10ns
OUTPUT
INPUT
RECEIVER THRESHOLD
1.5V
1.5V
0V
t
–3V
PLH
90%
t
t
PLH
PHL
t
PHL
0V
t
t
r
1.65V
f
1.65V
50%
t
SKEW
3V
10%
LTC2844
2844 F07
2844 F08
2844 F05
2844 F06
sn2844 2844fs
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