Datasheet
TXB0108
SCES643B –NOVEMBER 2006–REVISED FEBRUARY 2010
www.ti.com
Switching Characteristics
over recommended operating free-air temperature range, V
CCA
= 2.5 V ± 0.2 V (unless otherwise noted)
V
CCB
= 2.5 V V
CCB
= 3.3 V V
CCB
= 5 V
FROM TO
± 0.2 V ± 0.3 V ± 0.5 V
PARAMETER UNIT
(INPUT) (OUTPUT)
MIN MAX MIN MAX MIN MAX
A B 1.1 6.4 1 5.3 0.9 4.7
t
pd
ns
B A 1 7 0.6 5.6 0.3 4.4
A 1 1 1
t
en
OE ms
B 1 1 1
A 5 16.9 4.9 15 4.5 13.8
t
dis
OE ns
B 4.8 21.8 4.5 17.9 4.4 15.2
t
rA
, t
fA
A-port rise and fall times 0.8 3.6 0.6 3.6 0.5 3.5 ns
t
rB
, t
fB
B-port rise and fall times 0.6 4.9 0.7 3.9 0.6 3.2 ns
t
SK(O)
Channel-to-channel skew 0.4 0.3 0.3 ns
Max data rate 70 100 100 Mbps
Switching Characteristics
over recommended operating free-air temperature range, V
CCA
= 3.3 V ± 0.3 V (unless otherwise noted)
V
CCB
= 3.3 V V
CCB
= 5 V
FROM TO
± 0.3 V ± 0.5 V
PARAMETER UNIT
(INPUT) (OUTPUT)
MIN MAX MIN MAX
A B 0.9 4.9 0.8 4
t
pd
ns
B A 0.5 5.4 0.2 4
A 1 1
t
en
OE ms
B 1 1
A 4.5 13.9 4.1 12.4
t
dis
OE ns
B 4.1 17.3 4 14.4
t
rA
, t
fA
A-port rise and fall times 0.5 3 0.5 3 ns
t
rB
, t
fB
B-port rise and fall times 0.7 3.9 0.6 3.2 ns
t
SK(O)
Channel-to-channel skew 0.4 0.3 ns
Max data rate 100 100 Mbps
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