Datasheet
SN54LV540A, SN74LV540A
OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SCLS409H − APRIL 1998 − REVISED APRIL 2005
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
V
SN54LV540A SN74LV540A
UNIT
PARAMETER TEST CONDITIONS
V
CC
MIN TYP MAX MIN TYP MAX
UNIT
I
OH
= −50 μA 2 V to 5.5 V V
CC
−0.1 V
CC
−0.1
V
I
OH
= −2 mA 2.3 V 2 2
V
V
OH
I
OH
= −8 mA 3 V 2.48 2.48
V
I
OH
= −16 mA 4.5 V 3.8 3.8
I
OL
= 50 μA 2 V to 5.5 V 0.1 0.1
V
I
OL
= 2 mA 2.3 V 0.4 0.4
V
V
OL
I
OL
= 8 mA 3 V 0.44 0.44
V
I
OL
= 16 mA 4.5 V 0.55 0.55
I
I
V
I
= 5.5 V or GND 0 to 5.5 V ±1 ±1 μA
I
OZ
V
O
= V
CC
or GND 5.5 V ±5 ±5 μA
I
CC
V
I
= V
CC
or GND, I
O
= 0 5.5 V 20 20 μA
I
off
V
I
or V
O
= 0 to 5.5 V 0 5 5 μA
C
V =V or GND
3.3 V 2.5 2.5
pF
C
i
V
I
= V
CC
or GND
5 V 2.5 2.5
pF
switching characteristics over recommended operating free-air temperature range,
V
CC
= 2.5 V ± 0.2 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO LOAD
T
A
= 25°C SN54LV540A SN74LV540A
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN TYP MAX MIN MAX MIN MAX
UNIT
t
pd
A Y 5.6* 12* 1* 14.5* 1 14.5
t
en
OE
Y
C
L
= 15 pF
7.8* 17.4* 1* 21* 1 21
ns
t
dis
OE
Y
C
L
15
pF
5.7* 16* 1* 19* 1 19
ns
t
pd
A Y 7.9 16.8 1 18.5 1 18.5
t
en
OE
Y
C 50 pF
10.1 22.2 1 25.5 1 25.5
ns
t
dis
OE
Y
C
L
= 50 pF
8.1 22.3 1 25.5 1 25.5
ns
t
sk(o)
2 2
∗
On products compliant to MIL-PRF-38535, this parameter is not production tested.
switching characteristics over recommended operating free-air temperature range,
V
CC
= 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO LOAD
T
A
= 25°C SN54LV540A SN74LV540A
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN TYP MAX MIN MAX MIN MAX
UNIT
t
pd
A Y 4.1* 7* 1* 8.5* 1 8.5
t
en
OE
Y
C
L
= 15 pF
5.6* 10.5* 1* 12.5* 1 12.5
ns
t
dis
OE
Y
C
L
15
pF
4.2* 10.5* 1* 12.5* 1 12.5
ns
t
pd
A Y 5.8 10.5 1 12 1 12
t
en
OE
Y
C 50 pF
7.3 14 1 16 1 16
ns
t
dis
OE
Y
C
L
= 50 pF
5.8 15.4 1 17.5 1 17.5
ns
t
sk(o)
1.5 1.5
∗
On products compliant to MIL-PRF-38535, this parameter is not production tested.
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.