Datasheet

DS36C279
www.ti.com SNLS098B –JULY 2000–REVISED APRIL 2013
SWITCHING CHARACTERISTICS
(1)(2)
Over Supply Voltage and Operating Temperature ranges, unless otherwise specified
Symbol Parameter Conditions Reference Min Typ Max Units
DRIVER CHARACTERISTICS
t
PHLD
Differential Propagation R
L
= 54Ω, C
L
= 100 pF 10 39 80 ns
Delay High to Low
t
PLHD
Differential Propagation 10 40 80 ns
Delay Low to High
See Figure 6 and
t
SKD
Differential Skew Figure 7 0 1 10 ns
|t
PHLD
− t
PLHD
|
t
r
Rise Time 3 25 50 ns
t
f
Fall Time 3 25 50 ns
t
PHZ
Disable Time High to Z C
L
= 15 pF See Figure 8 and 80 200 ns
RE* = L Figure 9
t
PLZ
Disable Time Low to Z See Figure 10 and 80 200 ns
Figure 11
t
PZH
Enable Time Z to High C
L
= 100 pF See Figure 8 and 50 200 ns
RE* = L Figure 9
t
PZL
Enable Time Z to Low See Figure 10 and 65 200 ns
Figure 11
t
PSH
Driver Enable from Sleep C
L
= 100 pF See Figure 8 and 70 98 250 ns
Mode to Output High See
(3)
Figure 9
t
PSL
Driver Enble from Sleep C
L
= 100 pF See Figure 10 and 70 98 250 ns
Mode to Output Low See
(3)
Figure 11
RECEIVER CHARACTERISTICS
t
PHL
Propagation Delay C
L
= 15 pF 30 210 400 ns
High to Low
See Figure 13 and
t
PLH
Propagation Delay 30 190 400 ns
Figure 14
Low to High
t
SK
Skew, |t
PHL
− t
PLH
| 0 20 50 ns
t
PLZ
Output Disable Time C
L
= 15 pF DE = H 50 150 ns
See Figure 15,
t
PHZ
55 150 ns
Figure 16 and
t
PZL
Output Enable Time 40 150 ns
Figure 17
t
PZH
45 150 ns
t
PSH
Receiver Enable from Sleep C
L
= 15 pF See Figure 15 and 70 97 250 ns
Mode to Output High See
(3)
Figure 17
t
PSL
Receiver Enable from Sleep C
L
= 15 pF See Figure 15 and 70 95 250 ns
Mode to Output Low See
(3)
Figure 16
(1) All typicals are given for: V
CC
= +5.0V, T
A
= + 25°C.
(2) C
L
includes probe and jig capacitance.
(3) For enable from sleep mode delays DE = L and RE* = H for greater than 600 ns prior to test (device is in sleep mode).
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