Datasheet

5
Transition Times (Figure 1) t
TLH
, t
THL
C
L
= 50pF 2 - - 75 - 95 18 110 ns
4.5 - - 15 - 19 - 22 ns
6 - - 13 - 16 - 19 ns
Input Capacitance C
I
- - - - 10 - 10 - 10 pF
Power Dissipation Capacitance
(Notes 3, 4)
C
PD
- 5-21-----pF
HCT TYPES
Propagation Delay, Input to
Output (Figure 2)
t
PLH
, t
PHL
C
L
= 50pF 4.5 - - 19 - 24 - 29 ns
Propagation Delay, Data Input to
Output Y
t
PLH
, t
PHL
C
L
= 15pF 5 - 7 - ----ns
Transition Times (Figure 2) t
TLH
, t
THL
C
L
= 50pF 4.5 - - 15 - 19 - 22 ns
Input Capacitance C
I
- - - - 10 - 10 - 10 pF
Power Dissipation Capacitance
(Notes 3, 4)
C
PD
- 5-24-----pF
NOTES:
3. C
PD
is used to determine the dynamic power consumption, per gate.
4. P
D
= V
CC
2
f
i
(C
PD
+ C
L
) where f
i
= input frequency, C
L
= output load capacitance, V
CC
= supply voltage.
Switching Specifications Input t
r
, t
f
= 6ns (Continued)
PARAMETER SYMBOL
TEST
CONDITIONS
V
CC
(V)
25
o
C -40
o
C TO 85
o
C -55
o
C TO 125
o
C
UNITSMIN TYP MAX MIN MAX MIN MAX
Test Circuits and Waveforms
FIGURE 1. HC TRANSITION TIMES AND PROPAGATION
DELAY TIMES, COMBINATION LOGIC
FIGURE 2. HCT TRANSITION TIMES AND PROPAGATION
DELAY TIMES, COMBINATION LOGIC
t
PHL
t
PLH
t
THL
t
TLH
90%
50%
10%
50%
10%
INVERTING
OUTPUT
INPUT
GND
V
CC
t
r
= 6ns t
f
= 6ns
90%
t
PHL
t
PLH
t
THL
t
TLH
2.7V
1.3V
0.3V
1.3V
10%
INVERTING
OUTPUT
INPUT
GND
3V
t
r
= 6ns
t
f
= 6ns
90%
CD54HC04, CD74HC04, CD54HTC04, CD74HCT04