Datasheet
SN74LVC2T45-EP
www.ti.com
SCES777C –NOVEMBER 2008–REVISED JULY 2010
Electrical Characteristics
(1) (2)
over recommended operating free-air temperature range (unless otherwise noted)
T
A
= 25°C –55°C to 125°C –55°C to 150°C
PARAMETER TEST CONDITIONS V
CCA
V
CCB
UNIT
TYP MAX MIN MAX MIN MAX
I
OH
= –100 mA 1.65 V to 4.5 V 1.65 V to 4.5 V V
CCO
– 0.1 V
CCO
– 0.1
I
OH
= –4 mA 1.65 V 1.65 V 1.2 1.2
V
OH
I
OH
= –8 mA V
I
= V
IH
2.3 V 2.3 V 1.9 1.9 V
I
OH
= –24 mA 3 V 3 V 2.4 2.4
I
OH
= –32 mA 4.5 V 4.5 V 3.8 3.8
I
OL
= 100 mA 1.65 V to 4.5 V 1.65 V to 4.5 V 0.1 0.1
I
OL
= 4 mA 1.65 V 1.65 V 0.45 0.45
V
OL
I
OL
= 8 mA V
I
= V
IL
2.3 V 2.3 V 0.3 0.3 V
I
OL
= 24 mA 3 V 3 V 0.55 0.55
I
OL
= 32 mA 4.5 V 4.5 V 0.55 0.55
I
I
DIR V
I
= V
CCA
or GND 1.65 V to 5.5 V 1.65 V to 5.5 V ±1 ±2 ±2 mA
A port 0 V 0 to 5.5 V ±1 ±9 ±9
I
off
V
I
or V
O
= 0 to 5.5 V mA
B port 0 to 5.5 V 0 V ±1 ±9 ±9
A or
I
OZ
V
O
= V
CCO
or GND 1.65 V to 5.5 V 1.65 V to 5.5 V ±1 ±9 ±9 mA
B port
1.65 V to 5.5 V 1.65 V to 5.5 V 4 4
V
I
= V
CCI
or
I
CCA
I
O
= 0 5 V 0 V 2 2 mA
GND,
0 V 5 V –12 –12
1.65 V to 5.5 V 1.65 V to 5.5 V 4 4
V
I
= V
CCI
or
I
CCB
I
O
= 0 5 V 0 V –12 –12 mA
GND,
0 V 5 V 2 2
I
CCA
+ I
CCB
V
I
= V
CCI
or
I
O
= 0 1.65 V to 5.5 V 1.65 V to 5.5 V 4 4 mA
(see Table 3) GND,
One A port at V
CCA
– 0.6 V,
A port DIR at V
CCA
, 50 50
B port = open
ΔI
CCA
3 V to 5.5 V 3 V to 5.5 V mA
DIR at V
CCA
– 0.6 V,
DIR B port = open, 50 50
A port at V
CCA
or GND
One B port at V
CCB
– 0.6 V,
ΔI
CCB
B port 3 V to 5.5 V 3 V to 5.5 V 50 50 mA
DIR at GND, A port = open
C
I
DIR V
I
= V
CCA
or GND 3.3 V 3.3 V 2.5 pF
A or
C
io
V
O
= V
CCA/B
or GND 3.3 V 3.3 V 6 pF
B port
(1) V
CCO
is the V
CC
associated with the output port.
(2) V
CCI
is the V
CC
associated with the input port.
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