Datasheet
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Electrical Characteristics
(1)
Electrical Characteristics
(1)
SN74LVC4245A
OCTAL BUS TRANSCEIVER AND 3.3-V TO 5-V SHIFTER
WITH 3-STATE OUTPUTS
SCAS375H – MARCH 1994 – REVISED MARCH 2005
over recommended operating free-air temperature range for V
CCA
= 4.5 V to 5.5 V (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CCA
MIN TYP
(2)
MAX UNIT
4.5 V 4.3
I
OH
= –100 µ A
5.5 V 5.3
V
OH
V
4.5 V 3.7
I
OH
= –24 mA
5.5 V 4.7
4.5 V 0.2
I
OL
= 100 µ A
5.5 V 0.2
V
OL
V
4.5 V 0.55
I
OL
= 24 mA
5.5 V 0.55
I
I
Control inputs V
I
= V
CCA
or GND 5.5 V ± 1 µ A
I
OZ
(3)
A port V
O
= V
CCA
or GND 5.5 V ± 5 µ A
I
CCA
V
I
= V
CCA
or GND, I
O
= 0 5.5 V 80 µ A
∆ I
CCA
(4)
One input at 3.4 V, Other inputs at V
CCA
or GND 5.5 V 1.5 mA
C
i
Control inputs V
I
= V
CCA
or GND Open 5 pF
C
io
A port V
O
= V
CCA
or GND 5 V 11 pF
(1) V
CCB
= 2.7 V to 3.6 V
(2) All typical values are measured at V
CC
= 5 V, T
A
= 25 ° C.
(3) For I/O ports, the parameter I
OZ
includes the input leakage current.
(4) This is the increase in supply current for each input that is at one of the specified TTL voltage levels, rather than 0 V or the associated
V
CC
.
over recommended operating free-air temperature range for V
CCB
= 2.7 V to 3.6 V (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CCB
MIN TYP
(2)
MAX UNIT
I
OH
= –100 µ A 2.7 V to 3.6 V V
CC
– 0.2
2.7 V 2.2
V
OH
I
OH
= –12 mA V
3 V 2.4
I
OH
= –24 mA 3 V 2
I
OL
= 100 µ A 2.7 V to 3.6 V 0.2
V
OL
I
OL
= 12 mA 2.7 V 0.4 V
I
OL
= 24 mA 3 V 0.55
I
OZ
(3)
B port V
O
= V
CCB
or GND 3.6 V ± 5 µ A
I
CCB
V
I
= V
CCB
or GND, I
O
= 0 3.6 V 50 µ A
∆ I
CCB
(4)
One input at V
CCB
– 0.6 V, Other inputs at V
CCB
or GND 2.7 V to 3.6 V 0.5 mA
C
io
B port V
O
= V
CCB
or GND 3.3 V 11 pF
(1) V
CCA
= 5 V ± 0.5 V
(2) All typical values are measured at V
CC
= 3.3 V, T
A
= 25 ° C.
(3) For I/O ports, the parameter I
OZ
includes the input leakage current.
(4) This is the increase in supply current for each input that is at one of the specified TTL voltage levels, rather than 0 V or the associated
V
CC
.
4