74HC299 Просмотр технического описания (PDF) - Philips Electronics
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74HC299 Datasheet PDF : 11 Pages
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Philips Semiconductors
8-bit universal shift register; 3-state
Product specification
74HC/HCT299
SYMBOL PARAMETER
trem
removal time
MR to CP
tsu
set-up time
DSR, DSL to CP
tsu
set-up time
S0, S1 to CP
tsu
set-up time
I/On to CP
th
hold time
I/On, DSR, DSL to CP
th
hold time
S0, S1 to CP
fmax
maximum clock pulse
frequency
Tamb (°C)
TEST CONDITIONS
+25
min. typ. max.
74HC
−40 to +85
min. max.
−40 to +125
min. max.
UNIT VCC WAVEFORMS
(V)
5 −14
5
5
5 −5
5
5
5 −4
5
5
ns 2.0 Fig.7
4.5
6.0
100 33
125
150
20 12
25
30
17 10
21
26
ns 2.0 Fig.6
4.5
6.0
100 33
125
150
20 12
25
30
17 10
21
26
ns 2.0 Fig.8
4.5
6.0
125 39
155
190
25 14
31
38
21 11
26
32
ns 2.0 Fig.6
4.5
6.0
0 −14
0
0
0 −5
0
0
0 −4
0
0
ns 2.0 Fig.6
4.5
6.0
0 −28
0
0
0 −10
0
0
0 −8
0
0
ns 2.0 Fig.8
4.5
6.0
5.0 15
4.0
3.4
25 45
20
17
29 54
24
20
MHz 2.0 Fig.6
4.5
6.0
December 1990
7
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