CD54/74HC540, CD74HCT540, CD54/74HC541, CD54/74HCT541
DC Electrical Specifications
(Continued)
TEST
CONDITIONS
PARAMETER
Quiescent Device
Current
Three- State Leakage
Current
HCT TYPES
High Level Input
Voltage
Low Level Input
Voltage
High Level Output
Voltage
CMOS Loads
High Level Output
Voltage
TTL Loads
Low Level Output
Voltage
CMOS Loads
Low Level Output
Voltage
TTL Loads
Input Leakage
Current
Quiescent Device
Current
Three- State Leakage
Current
Additional Quiescent
Device Current Per
Input Pin: 1 Unit Load
NOTE:
2. For dual-supply systems theoretical worst case (V
I
= 2.4V, V
CC
= 5.5V) specification is 1.8mA.
I
I
I
CC
I
OZ
V
CC
and
GND
V
CC
or
GND
V
IL
or V
IH
V
OL
V
IH
or V
IL
V
IH
V
IL
V
OH
-
-
V
IH
or V
IL
-
-
-0.02
4.5 to
5.5
4.5 to
5.5
4.5
2
-
4.4
-
-
-
-
0.8
-
2
-
4.4
-
0.8
-
2
-
4.4
-
0.8
-
V
V
V
SYMBOL
I
CC
I
OZ
V
I
(V)
V
CC
or
GND
V
IL
or V
IH
I
O
(mA)
0
V
O
=
V
CC
or
GND
25
o
C
MIN
-
-
TYP
-
-
MAX
8
±0.5
-40
o
C TO 85
o
C -55
o
C TO 125
o
C
MIN
-
-
MAX
80
±5.0
MIN
-
-
MAX
160
±10
UNITS
µA
µA
V
CC
(V)
6
6
-6
4.5
3.98
-
-
3.84
-
3.7
-
V
0.02
4.5
-
-
0.1
-
0.1
-
0.1
V
6
4.5
-
-
0.26
-
0.33
-
0.4
V
0
0
V
O
=
V
CC
or
GND
-
5.5
5.5
5.5
-
-
-
-
-
±0.1
8
±0.5
-
-
-
±1
80
±5.0
-
-
-
±1
160
±10
µA
µA
µA
∆I
CC
(Note 2)
V
CC
-2.1
4.5 to
5.5
-
100
360
-
450
-
490
µA
HCT Input Loading Table
UNIT LOADS
INPUT
A0 - A7
OE2
OE1
HCT540
1
0.75
1.15
HCT541
0.4
0.75
1.15
NOTE: Unit Load is
∆I
CC
limit specific in DC Electrical Specifications
Table, e.g., 360µA max. at 25
o
C.
5
TI [ TEXAS INSTRUMENTS ]
