Datasheet
Table Of Contents
SN74LVC245A
www.ti.com
SCAS218W –JANUARY 1993–REVISED MAY 2013
ELECTRICAL CHARACTERISTICS
over recommended operating free-air temperature range (unless otherwise noted)
–40°C TO
T
A
= 25°C –40°C TO 85°C
125°C
PARAMETER TEST CONDITIONS V
CC
UNIT
MIN TYP MAX MIN MAX MIN MAX
1.65 V to 3.6 V
CC
– V
CC
– V
CC
–
I
OH
= –100 μA
V 0.2 0.2 0.2
I
OH
= –4 mA 1.65 V 1.29 1.2 1.1
I
OH
= –8 mA 2.3 V 1.9 1.7 1.6
V
OH
V
2.7 V 2.2 2.2 2.1
I
OH
= –12 mA
3 V 2.4 2.4 2.3
I
OH
= –24 mA 3 V 2.3 2.2 2.1
1.65 V to 3.6
I
OL
= 100 μA 0.1 0.2 0.2
V
I
OL
= 4 mA 1.65 V 0.24 0.45 0.60
V
OL
V
I
OL
= 8 mA 2.3 V 0.3 0.7 0.75
I
OL
= 12 mA 2.7 V 0.4 0.4 0.6
I
OL
= 24 mA 3 V 0.55 0.55 0.75
Control
I
I
V
I
= 0 to 5.5 V 3.6 V ±1 ±5 ±10 μA
inputs
I
off
V
I
or V
O
= 5.5 V 0 ±1 ±10 ±20 μA
I
OZ
(1)
V
O
= 0 to 5.5 V 3.6 V ±1 ±10 ±20 μA
V
I
= V
CC
or GND 1 10 30
I
CC
I
O
= 0 3.6 V μA
3.6 V ≤ V
I
≤ 5.5 V
(2)
1 10 30
One input at V
CC
– 0.6 V, 2.7 V to 3.6
ΔI
CC
500 500 5000 μA
Other inputs at V
CC
or GND V
Control
C
i
V
I
= V
CC
or GND 3.3 V 4 pF
inputs
A or B
C
io
V
I
= V
CC
or GND 3.3 V 5.5 pF
ports
(3)
(1) All typical values are at V
CC
= 3.3 V, T
A
= 25 C.
(2) This applies in the disabled state only.
(3) For I/O ports, the parameter Ioz includes the input leakage current.
SWITCHING CHARACTERISTICS
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
–40°C TO –40°C TO
T
A
= 25°C
FROM TO
85°C 125°C
PARAMETER V
CC
UNIT
(INPUT) (OUTPUT)
MIN TYP MAX MIN MAX MIN MAX
1.8 V ± 0.15 V 1 6 12.2 1 12.7 1 13.7
2.5 V ± 0.2 V 1 3.9 7.8 1 8.3 1 9.1
t
pd
A or B B or A ns
2.7 V 1 4.2 7.1 1 7.3 1 8.3
3.3 V ± 0.3 V 1.5 3.8 6.1 1.5 6.3 1.5 7.3
1.8 V ± 0.15 V 1 7 14.8 1 15.3 1 16.8
2.5 V ± 0.2 V 1 4.5 10 1 10.5 1 12
t
en
OE A or B ns
2.7 V 1 5.4 9.3 1 9.5 1 11
3.3 V ± 0.3 V 1.5 4.4 8.3 1.5 8.5 1.5 10
1.8 V ± 0.15 V 1 7.8 16.5 1 17 1 18
2.5 V ± 0.2 V 1 4 9 1 9.5 1 10.5
t
dis
OE A or B ns
2.7 V 1 4.4 8.3 1 8.5 1 9.5
3.3 V ± 0.3 V 1.7 4.1 7.3 1.7 7.5 1.7 8.5
t
sk(o)
3.3 V ± 0.3 V 1 1.5 ns
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