IN74HC299
TIMING REQUIREMENTS(CL=50pF,Input tr=tf=6.0 ns)
VCC
Guaranteed Limit
≤85°C ≤125°C
Symbol
tsu
Parameter
V
Unit
ns
25 °C to-
55°C
100
20
Minimum Setup Time, Mode 2.0
Select S1 or S2 to Clock 4.5
125
25
150
30
(Figure 4)
6.0
17
21
26
tsu
Minimum Setup Time, Data 2.0
Inputs SA, SH, PA thru PH to 4.5
100
20
125
25
150
30
ns
Clock
6.0
17
21
26
(Figure 4)
th
th
Minimum Hold Time, Clock to 2.0
Mode Select S1 or S2 (Figure 4.5
120
24
20
5
150
30
180
36
ns
ns
ns
ns
ns
ns
4)
6.0
26
31
Minimum Hold Time, Clock to 2.0
Data Inputs, SA, SH, PA thru PH 4.5
5
5
5
5
5
(Figure 4)
Minimum
6.0
Time, 2.0
5
5
5
trec
Recovery
50
10
9
65
75
Reset Inactive to Clock (Figure 4.5
13
15
2)
6.0
11
13
tw
Minimum Pulse Width, Clock 2.0
80
16
14
80
16
14
1000
500
400
100
20
120
24
(Figure 1)
4.5
6.0
17
20
tw
Minimum Pulse Width, Reset 2.0
100
20
120
24
(Figure 2)
4.5
6.0
17
20
tr, tf
Maximum Input Rise and Fall 2.0
1000
500
400
1000
500
400
Times (Figure 1)
4.5
6.0
5
INTEGRAL [ INTEGRAL CORP. ]
