Datasheet

TRS3253E
SLLS850B –JANUARY 2008–REVISED NOVEMBER 2009 www.ti.com
AUTO-POWERDOWN SECTION
Electrical Characteristics
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 6)
PARAMETER TEST CONDITIONS MIN MAX UNIT
Receiver input threshold FORCEON = GND,
V
IT+(valid)
2.7 V
for INVALID high-level output voltage FORCEOFF = V
L
Receiver input threshold FORCEON = GND,
V
IT–(valid)
–2.7 V
for INVALID high-level output voltage FORCEOFF = V
L
Receiver input threshold FORCEON = GND,
V
T(invalid)
–0.3 0.3 V
for INVALID low-level output voltage FORCEOFF = V
L
I
OH
= -1 mA, FORCEON = GND,
V
OH
INVALID high-level output voltage V
L
– 0.6 V
FORCEOFF = V
L
I
OL
= 1.6 mA, FORCEON = GND,
V
OL
INVALID low-level output voltage 0.4 V
FORCEOFF = V
L
Switching Characteristics
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 6)
PARAMETER MIN TYP
(1)
MAX UNIT
t
valid
Propagation delay time, low- to high-level output 0.1 μs
t
invalid
Propagation delay time, high- to low-level output 50 μs
t
en
Supply enable time 25 μs
t
dis
Receiver or driver edge to auto-powerdown plus 15 30 60 s
(1) All typical values are at V
CC
= V
L
= 3.3 V and TA = 25°C.
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