Datasheet

6
Reset Removal Time t
REM
2 70- -90-105-ns
4.5 14 - - 18 - 21 - ns
6 12- -15-18-ns
Reset Pulse Width t
W
2 50- -65-75-ns
4.5 10 - - 13 - 15 - ns
6 9 - - 11 - 13 - ns
HCT TYPES
Maximum Clock
Frequency
f
MAX
4.5 27 - - 22 - 18 - MHz
Clock Pulse Width,
nCP0, nCP1
t
W
4.5 19 - - 24 - 29 - ns
Reset Removal Time t
REM
4.5 15 - - 19 - 22 - ns
Reset Pulse Width t
W
4.5 13 - - 16 - 20 - ns
Switching Specifications Input t
r
, t
f
= 6ns
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
HC TYPES
Propagation Delay (Figure 1) t
PLH,
t
PHL
C
L
= 50pF 2 - - 175 - 220 - 265 ns
nCP0 to nQ
0
4.5 - - 35 - 44 - 53 ns
C
L
=15pF 5 - 14 - - - - - ns
C
L
= 50pF 6 - - 30 - 37 - 45 ns
nCP1 to nQ
1
t
PLH,
t
PHL
C
L
= 50pF 2 - - 185 - 230 - 280 ns
4.5 - - 37 - 46 - 56 ns
6 - - 31 - 39 - 48 ns
nCP1 to nQ
2
t
PLH,
t
PHL
C
L
= 50pF 2 - - 245 - 305 - 370 ns
4.5 - - 49 - 61 - 74 ns
6 - - 42 - 52 - 63 ns
nCP1 to nQ
3
t
PLH,
t
PHL
C
L
= 50pF 2 - - 180 - 225 - 270 ns
4.5 - - 36 - 45 - 54 ns
5 - 15 - - - - - ns
6 - - 31 - 38 - 46 ns
nCP0 to nQ3
(nQ
0
connected to nCP1)
t
PLH,
t
PHL
C
L
= 50pF 2 - - 365 - 455 - 550 ns
4.5 - - 73 - 91 - 110 ns
6 - - 62 - 77 - 94 ns
MR to Q
n
t
PLH,
t
PHL
C
L
= 50pF 2 - - 190 - 240 - 285 ns
4.5 - - 38 - 48 - 57 ns
C
L
=15pF 5 - 16 - - - - - ns
C
L
= 50pF 6 - - 32 - 41 - 48 ns
Prerequisite for Switching Specifications (Continued)
CHARACTERISTIC SYMBOL 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
CD74HC390, CD54HCT390, CD74HCT390