Datasheet

5
Prerequisite For Switching Function
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 MAX MIN MAX MIN MAX
HC TYPES
Max. Clock Frequency
(Figure 1)
f
MAX
- 26-5-4-MHz
4.5 30 - 24 - 20 - MHz
6 35 - 28 - 23 - MHz
MR Pulse Width
(Figure 2)
t
W
- 2 80 - 100 - 120 - ns
4.5 16 - 20 - 24 - ns
614-17-20-ns
Clock Pulse Width
(Figure 1)
t
W
- 2 80 - 100 - 120 - ns
4.5 16 - 20 - 24 - ns
614-17-20-ns
Set-up Time
Data to Clock (Figure 3)
t
SU
- 2 70 - 90 - 105 - ns
4.5 14 - 18 - 21 - ns
612-15-19-ns
Removal Time,
MR to Clock (Figure 2)
t
REM
- 2 60 - 75 - 90 - ns
4.5 12 - 15 - 18 - ns
610-13-15-ns
Set-Up Time
S1, S0 to Clock (Figure 4)
t
SU
- 2 80 - 100 - 120 - ns
4.5 16 - 20 - 24 - ns
614-17-20-ns
Set-up Time
DSL, DSR to Clock (Figure 4)
t
SU
- 2 70 - 90 - 105 - ns
4.5 14 - 18 - 21 - ns
612-15-18-ns
Hold Time
S1, S0 to Clock (Figure 4)
t
H
- 20-0-0-ns
4.50-0-0-ns
60-0-0-ns
Hold Time
Data to Clock (Figure 3)
t
H
- 20-0-0-ns
4.50-0-0-ns
60-0-0-ns
HCT TYPES
Max. Clock Frequency (Figure 1) f
MAX
- 4.5 27 - 22 - 18 - MHz
MR Pulse Width (Figure 2) t
W
- 4.5 16 - 20 - 24 - ns
Clock Pulse Width (Figure 1) t
W
- 4.5 16 - 20 - 24 - ns
Set-up Time, Data to Clock
(Figure 3)
t
SU
- 4.5 14 - 18 - 21 - ns
Removal Time MR to Clock
(Figure 2)
t
REM
- 4.5 12 - 15 - 18 - ns
CD54HC194, CD74HC194, CD74HCT194