74VHCT540AFT,74VHCT541AFT
5
11.3.
11.3.
11.3.
11.3. DC Characteristics (Unless otherwise specified, T
DC Characteristics (Unless otherwise specified, T
DC Characteristics (Unless otherwise specified, T
DC Characteristics (Unless otherwise specified, T
a
a
a
a
= -40 to 125
= -40 to 125
= -40 to 125
= -40 to 125
)
)
)
)
Characteristics
High-level input voltage
Low-level input voltage
High-level output voltage
Low-level output voltage
3-state output OFF-state
leakage current
Input leakage current
Quiescent supply current
Output leakage current
(Power-OFF)
Symbol
V
IH
V
IL
V
OH
V
OL
I
OZ
I
IN
I
CC
I
CCT
I
OPD
Test Condition
V
IN
= V
IH
or V
IL
V
IN
= V
IH
or V
IL
V
IN
= V
IH
or V
IL
V
OUT
= V
CC
or GND
V
IN
= 5.5 V or GND
V
IN
= V
CC
or GND
Per input: V
IN
= 3.4 V
Other input: V
CC
or GND
V
OUT
= 5.5 V
I
OH
= -50 µA
I
OH
= -8 mA
I
OL
= 50 µA
I
OL
= 8 mA
V
CC
(V)
4.5 to 5.5
4.5 to 5.5
4.5
4.5
4.5
4.5
5.5
0 to 5.5
5.5
5.5
0
Min
2.0
4.4
3.70
Max
0.8
0.1
0.55
±10.0
±2.0
80.0
1.50
20.0
Unit
V
V
V
V
µA
µA
µA
mA
µA
11.4.
11.4.
11.4.
11.4. AC Characteristics (Unless otherwise specified, T
AC Characteristics (Unless otherwise specified, T
AC Characteristics (Unless otherwise specified, T
AC Characteristics (Unless otherwise specified, T
a
a
a
a
= 25
= 25
= 25
= 25
, Input: t
, Input: t
, Input: t
, Input: t
r
r
r
r
= t
= t
= t
= t
f
f
f
f
= 3 ns)
= 3 ns)
= 3 ns)
= 3 ns)
Characteristics
Propagation delay time
3-state output enable time
3-state output disable time
Output skew
Input capacitance
Output capacitance
Power dissipation
capacitance
Part Number
74VHCT540AFT
74VHCT541AFT
Symbol
t
PLH
,t
PHL
t
PLH
,t
PHL
t
PZL
,t
PZH
t
PLZ
,t
PHZ
t
osLH
,t
osHL
C
IN
C
OUT
C
PD
Note
(Note 1)
(Note 2)
Test
Condition
R
L
= 1 kΩ
R
L
= 1 kΩ
V
CC
(V)
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
C
L
(pF)
15
50
15
50
15
50
50
50
Min
Typ.
5.4
5.9
5.0
5.5
8.3
8.8
9.4
4
9
19
Max
7.4
8.4
6.9
7.9
11.3
12.3
11.9
1.0
10
Unit
ns
ns
ns
ns
ns
pF
pF
pF
Note 1: Parameter guaranteed by design. (t
osLH
= |t
PLH
m-t
PLH
n|, t
osHL
= |t
PHL
m-t
PHL
n|)
Note 2: C
PD
is defined as the value of the internal equivalent capacitance which is calculated from the operating current
consumption without load. Average operating current can be obtained by the equation.
I
CC(opr)
= C
PD
× V
CC
× f
IN
+ I
CC
/8 (per bit)
11.5.
11.5.
11.5.
11.5. AC Characteristics
AC Characteristics
AC Characteristics
AC Characteristics
(Unless otherwise specified, T
(Unless otherwise specified, T
(Unless otherwise specified, T
(Unless otherwise specified, T
a
a
a
a
= -40 to 85
= -40 to 85
= -40 to 85
= -40 to 85
, Input: t
, Input: t
, Input: t
, Input: t
r
r
r
r
= t
= t
= t
= t
f
f
f
f
= 3 ns)
= 3 ns)
= 3 ns)
= 3 ns)
Characteristics
Propagation delay time
3-state output enable time
3-state output disable time
Output skew
Input capacitance
Part Number
74VHCT540AFT
74VHCT541AFT
Symbol
t
PLH
,t
PHL
t
PLH
,t
PHL
t
PZL
,t
PZH
t
PLZ
,t
PHZ
t
osLH
,t
osHL
C
IN
Note
(Note 1)
Test
Condition
R
L
= 1 kΩ
R
L
= 1 kΩ
V
CC
(V)
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
C
L
(pF)
15
50
15
50
15
50
50
50
Min
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Max
8.5
9.5
8.0
9.0
13.0
14.0
13.5
1.0
10
Unit
ns
ns
ns
ns
ns
pF
Note 1: Parameter guaranteed by design. (t
osLH
= |t
PLH
m-t
PLH
n|, t
osHL
= |t
PHL
m-t
PHL
n|)
2017-02-23
Rev.4.0
©2017 Toshiba Corporation
