LTC1546I View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTC1546I Datasheet PDF : 20 Pages
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LTC1546
W
U
ODE SELECTIO
Table 1
LTC1546 MODE NAME
Not Used (Default V.11)
RS530A
RS530
X.21
V.35
RS449/V.36
V.28/RS232
No Cable
Not Used (Default V.11)
RS530A
RS530
X.21
V.35
RS449/V.36
V.28/RS232
No Cable
M2
M1
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
M0 DCE/DTE D1
D2
D3
R1
R2
R3
0
0
V.11
V.11
Z
V.11
V.11
V.11
1
0
V.11
V.11
Z
V.11
V.11
V.11
0
0
V.11
V.11
Z
V.11
V.11
V.11
1
0
V.11
V.11
Z
V.11
V.11
V.11
0
0
V.35
V.35
Z
V.35
V.35
V.35
1
0
V.11
V.11
Z
V.11
V.11
V.11
0
0
V.28
V.28
Z
V.28
V.28
V.28
1
0
Z
Z
Z
Z
Z
Z
0
1
V.11
V.11
V.11
Z
V.11
V.11
1
1
V.11
V.11
V.11
Z
V.11
V.11
0
1
V.11
V.11
V.11
Z
V.11
V.11
1
1
V.11
V.11
V.11
Z
V.11
V.11
0
1
V.35
V.35
V.35
Z
V.35
V.35
1
1
V.11
V.11
V.11
Z
V.11
V.11
0
1
V.28
V.28
V.28
Z
V.28
V.28
1
1
Z
Z
Z
Z
Z
Z
UW
W
SWITCHI G TI E WAVEFOR S
5V
D
0V
VO
B–A
–VO
A
B
1.5V
tPLH
50%
tr
90%
10%
f = 1MHz : tr ≤ 10ns : tf ≤ 10ns
1/2 VO
VO
tSKEW
1.5V
tPHL
90%
50%
10%
tf
tSKEW
1546 F13
Figure 13. V.11, V.35 Driver Propagation Delays
VOD2
B–A
–VOD2
VOH
R
VOL
0V
tPLH
1.5V
f = 1MHz : tr ≤ 10ns : tf ≤ 10ns
INPUT
0V
tPHL
OUTPUT
1.5V
1546 F14
Figure 14. V.11, V.35 Receiver Propagation Delays
8
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