Datasheet

6
A to Q t
PHL
C
L
= 50pF 2 - - 185 - 230 - 280 ns
4.5 - - 37 - 46 - 56 ns
C
L
= 15pF 5 - 15 - - - - - ns
C
L
= 50pF 6 - - 31 - 39 - 48 ns
MR to Q t
PHL,
t
PLH
C
L
= 50pF 2 - - 155 - 195 - 235 ns
4.5 - - 31 - 39 - 47 ns
C
L
= 15pF 5 - 13 - - - - - ns
C
L
= 50pF 6 - - 26 - 33 - 40 ns
Output Transition Time t
THL
, t
TLH
C
L
= 50pF 2 - - 75 - 95 - 110 ns
4.5 - - 15 - 19 - 22 ns
6 - - 13 - 16 - 19 ns
Power Dissipation Capacitance
(Notes 3, 4)
C
PD
C
L
= 15pF 5 - 21 - - - - - pF
Input Capacitance C
I
C
L
= 50pF - 10 - 10 - 10 - 10 pF
HCT TYPES
Propagation Delay t
PHL,
t
PLH
D to Q C
L
= 50pF 4.5 - - 39 - 49 - 59 ns
C
L
= 15pF 5 - 16 - - - - - ns
LE to Q C
L
= 50pF 4.5 - - 38 - 48 - 57 ns
C
L
= 15pF 5 - 16 - - - - - ns
A to Q C
L
= 50pF 4.5 - - 41 - 51 - 61 ns
C
L
= 15pF 5 - 17 - - - - - ns
MR to Q C
L
= 50pF 4.5 - - 39 - 49 - 59 ns
C
L
= 15pF 5 - 16 - - - - - ns
Power Dissipation Capacitance
(Notes 3, 4)
C
PD
C
L
= 15pF 5 - 22 - - - - - pF
Input Capacitance C
I
C
L
= 50pF - 10 - 10 - 10 - 10 pF
Output Transition Time t
THL
, t
TLH
C
L
= 50pF 4.5 - - 15 - 19 - 22 ns
NOTES:
3. C
PD
is used to determine the dynamic power consumption, per package.
4. P
D
=C
PD
V
CC
2
f
i
+ ∑ C
L
V
CC
2
f
O
where f
i
= Input Frequency, f
O
= Output Frequency, C
L
= Output Load Capacitance,
V
CC
= Supply Voltage.
Switching Specifications C
L
= 50pF, 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
CD54HC259, CD74HC259, CD54HCT259, CD74HCT259