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CD74HC299 Datasheet, PDF (5/10 Pages) Texas Instruments – High Speed CMOS Logic 8-Bit Universal Shift Register; Three-State
◁
CD74HC299, CD74HCT299
Prerequisite for Switching Specifications
PARAMETER
HC TYPES
Maximum Clock
Frequency
SYMBOL VCC (V) MIN
fMAX
2
6
4.5
30
6
35
MR Pulse Width
tW
2
50
4.5
10
6
9
Clock Pulse Width
tW
2
80
4.5
16
6
14
Setup Time
tSU
DS0, DS7, I/On to Clock
2
100
4.5
20
6
17
Hold Time DS0, DS7,
I/On, S0, S1 to Clock
tH
2
0
4.5
0
6
0
Recovery Time
MR to Clock
tREC
2
5
4.5
5
6
5
Setup Time
S1, S0 to Clock
tSU
2
120
4.5
24
6
20
HCT TYPES
Maximum Clock
Frequency
fMAX
4.5
25
MR Pulse Width
tW
4.5
15
Clock Pulse Width
tW
4.5
20
Setup Time DS0, DS7,
tSU
4.5
20
I/On, S0, S1 to Clock
Hold Time DS0, DS7,
I/On, S0, S1 to Clock
tH
4.5
0
Recovery Time MR to
Clock
tREC
4.5
5
Setup Time S1, S0 to
Clock
tSU
4.5
27
25oC
TYP
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
MAX
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-40oC TO 85oC
MIN TYP MAX
5
-
-
25
-
-
29
-
-
65
-
-
13
-
-
11
-
-
100
-
-
20
-
-
17
-
-
125
-
-
25
-
-
21
-
-
0
-
-
0
-
-
0
-
-
5
-
-
5
-
-
5
-
-
150
-
-
30
-
-
26
-
-
20
-
-
19
-
-
25
-
-
25
-
-
0
-
-
5
-
-
34
-
-
-55oC TO 125oC
MIN TYP MAX UNITS
4
-
20
-
23
-
75
-
15
-
13
-
120
-
24
-
20
-
150
-
30
-
26
-
0
-
0
-
0
-
5
-
5
-
5
-
180
-
36
-
31
-
-
MHz
-
MHz
-
MHz
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
16
-
22
-
30
-
30
-
0
-
5
-
41
-
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
5
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