CD54HC08, CD74HC08, CD54HCT08, CD74HCT08
DC Electrical Specifications (Continued)
TEST
CONDITIONS
o
o
o
o
o
25 C
-40 C TO 85 C
-55 C TO 125 C
PARAMETER
SYMBOL V (V)
I
(mA)
V
(V) MIN TYP MAX
MIN
MAX
MIN
MAX
UNITS
I
O
CC
Quiescent Device
Current
I
V
GND
or
0
6
-
-
2
-
20
-
40
µA
CC
CC
HCT TYPES
High Level Input
Voltage
V
-
-
-
-
4.5 to
5.5
2
-
-
-
-
-
0.8
-
2
-
-
0.8
-
2
-
-
0.8
-
V
V
V
IH
Low Level Input
Voltage
V
4.5 to
5.5
IL
High Level Output
Voltage
CMOS Loads
V
V
or
IH
-0.02
4.5
4.5
4.5
4.5
5.5
5.5
4.4
4.4
4.4
OH
V
IL
High Level Output
Voltage
TTL Loads
-4
3.98
-
-
-
-
3.84
-
3.7
-
V
V
Low Level Output
Voltage
CMOS Loads
V
V
or
IH
0.02
4
-
-
-
0.1
-
-
-
0.1
0.33
±1
-
-
-
0.1
0.4
±1
OL
V
IL
Low Level Output
Voltage
TTL Loads
0.26
±0.1
V
Input Leakage
Current
I
V
0
µA
I
CC
and
GND
Quiescent Device
Current
I
V
or
0
-
-
-
-
2
-
-
20
-
-
40
µA
µA
CC
CC
GND
Additional Quiescent
Device Current Per
Input Pin: 1 Unit Load
∆I
CC
(Note 2)
V
4.5 to
5.5
100
360
450
490
CC
- 2.1
NOTE:
2. For dual-supply systems theoretical worst case (V = 2.4V, V
I
= 5.5V) specification is 1.8mA.
CC
HCT Input Loading Table
INPUT
All
UNIT LOADS
0.6
NOTE: Unit Load is ∆I
Specifications table, e.g. 360µA max at 25 C.
limit specified in DC Electrical
o
CC
Switching Specifications Input t , t = 6ns
r
f
o
o
o
o
o
25 C
-40 C TO 85 C -55 C TO 125 C
TEST
V
CC
PARAMETER
HC TYPES
SYMBOL CONDITIONS (V)
MIN TYP MAX
MIN
MAX
MIN
MAX
UNITS
Propagation Delay,
Input to Output (Figure 1)
t
, t
PLH PHL
C = 50pF
2
4.5
6
-
-
-
-
-
-
90
18
15
-
-
-
-
-
115
23
20
-
-
-
-
-
135
27
23
-
ns
ns
ns
ns
L
-
Propagation Delay, Data Input to
Output Y
t , t
PLH PHL
C = 15pF
5
7
L
5
TI [ TEXAS INSTRUMENTS ]
