Datasheet

5
Clock Pulse Width (Figure 1) t
W
- 2 80 - - 100 - 120 - ns
4.5 16 - - 20 - 24 - ns
6 14 - - 17 - 20 - ns
Set-up Time Data to Clock
(Figure 5)
t
SU
- 2 60 - - 75 - 70 - ns
4.5 12 - - 15 - 18 - ns
6 10 - - 13 - 15 - ns
Hold Time, Data to Clock
(Figure 5)
t
H
-23--3-3-ns
4.5 3 - - 3 - 3 - ns
63--3-3-ns
Removal Time, MR to Clock t
REM
- 2 50 - - 65 - 75 - ns
4.5 10 - - 13 - 15 - ns
6 9 - - 11 - 13 - ns
HCT TYPES
Maximum Clock Frequency
(Figure 2)
f
MAX
- 4.5 25 - - 20 - 16 - MHz
MR Pulse Width
(Figure 2)
t
w
- 4.5 12 - - 15 - 18 - ns
Clock Pulse Width (Figure 2) t
w
- 4.5 20 - - 25 - 30 - ns
Set-up Time Data to Clock
(Figure 6)
t
SU
- 4.5 12 - - 15 - 18 - ns
Hold Time, Data to Clock
(Figure 6)
t
H
- 4.5 3 - - 3 - 3 - ns
Removal Time, MR to Clock t
REM
- 4.5 10 - - 13 - 15 - 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
UNITSTYP MAX MAX MAX
HC TYPES
Propagation Delay,
Clock to Output
(Figure 3)
t
PLH
, t
PHL
C
L
= 50pF 2 - 150 190 225 ns
4.5 - 30 38 45 ns
6 - 26 30 38 ns
C
L
= 15pF 5 12 - - - ns
Propagation Delay,
MR to Output
(Figure 3)
t
PHL
C
L
= 50pF 2 - 150 190 225 ns
4.5 - 30 38 45 ns
6 - 26 30 38 ns
Output Transition Time
(Figure 3)
t
TLH
, t
THL
C
L
= 50pF 2 - 75 95 110 ns
4.5 - 15 19 22 ns
6 - 13 16 19 ns
Input Capacitance C
I
---1010 10pF
Maximum Clock Frequency f
MAX
C
L
= 15pF 5 60 - - - MHz
Prerequisite For Switching Specifications (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
CD54/74HC273, CD54/74HCT273