Datasheet

6
Enable to YC
L
= 50pF C
L
= 50pF 4.5 - - 36 - 46 - 54 ns
C
L
=15pF C
L
=15pF 5 15 - - - - - - ns
Output Transition Time t
TLH
, t
THL
C
L
= 50pF 4.5 - - 15 - 19 - 22 ns
Input Capacitance C
IN
- - - - 10 - 10 - 10 pF
Power Dissipation Capacitance
(Notes 3, 4)
C
PD
- 5 58-----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 Circuit and Waveform
FIGURE 1.
ENABLE
SELECT
I
n
Y OUTPUT
t
PHL
t
PLH
Y OUTPUT
INPUT LEVEL
GND
V
S
t
TLH
t
THL
t
PHL
t
PLH
10%
90%
V
S
t
f
= 6nst
r
= 6ns
t
TLH
t
THL
10%
90%
V
S
CD54HC151, CD74HC151, CD54HCT151, CD74HCT151