Datasheet

6
Switching Specifications Input t
r
, t
f
= 6ns, R
X
= 10KΩ, C
X
= 0
PARAMETER SYMBOL
TEST
CONDITIONS V
CC
(V)
25
o
C
-40
o
C TO
85
o
C
-55
o
C TO
125
o
C
UNIT
SMIN TYP MAX MIN MAX MIN MAX
HC TYPES
Trigger Propagation Delay t
PLH
C
L
= 50pF
A, B, R to Q 2 - - 300 - 375 - 450 ns
4.5 - - 60 - 75 - 90 ns
C
L
= 15pF 5 - 25 - - - - - ns
C
L
= 50pF 6 - - 51 - 64 - 76 ns
A, B, R to Qt
PHL
C
L
= 50pF 2 - - 320 - 400 - 480 ns
4.5 - - 64 - 80 - 96 ns
C
L
= 15pF 5 - 26 - - - - - ns
C
L
= 50pF 6 - - 54 - 68 - 82 ns
Reset Propagation Delay t
PHL
,t
PLH
C
L
= 50pF 2 - - 215 - 270 - 325 ns
R to Q or Q 4.5 - - 43 - 54 - 65 ns
6 - - 37 - 46 - 55 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
Output Pulse Width
R
X
= 10KΩ, C
X
= 10nF
- - 5 - 45 - - - - - µs
Pulse Width Match Between
Circuits In the Same Package
R
X
= 10KΩ, C
X
= 10pF
--5-±2- - - - - %
Power Dissipation Capacitance
(Note 4)
C
PD
C
L
= 15pF 5 - - - - - - - pF
Input Capacitance C
IN
C
L
= 50pF - 10 - 10 - 10 - 10 pF
HCT TYPES
Trigger Propagation Delay
A, B, R to Q
t
PLH
C
L
= 50pF 4.5 - - 60 - 75 - 90 ns
C
L
= 15pF 5 - 25 - - - - - ns
A, B, R to Qt
PHL
C
L
= 50pF 4.5 - - 68 - 85 - 102 ns
C
L
=15pF 5 - 27 - - - - - ns
Reset Propagation Delay
R to Q or Q
t
PHL
,t
PLH
C
L
= 50pF 4.5 - - 48 - 60 - 72 ns
Output Transition Time t
THL
, t
TLH
C
L
= 50pF 4.5 - - 15 - 19 - 22 ns
Output Pulse Width
R
X
= 10KΩ, C
X
= 10nF
- - 5 - 45 - - - - - µs
CD54/74HC123, CD54/74HCT123, CD74HC423, CD74HCT423