74HCT299N View Datasheet(PDF) - Philips Electronics
Part Name
Description
View to exact match
74HCT299N Datasheet PDF : 11 Pages
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Philips Semiconductors
8-bit universal shift register; 3-state
Product specification
74HC/HCT299
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
Tamb (°C)
TEST CONDITIONS
SYMBOL PARAMETER
min.
+25
typ.
74HCT
−40 to +85
max. min. max.
−40 to +125
min. max.
UNIT
VCC WAVEFORMS
(V)
tPHL/ tPLH
tPHL/ tPLH
tPHL
tPZH/ tPZL
tPHZ
tPLZ
tTHL/ tTLH
tTHL/ tTLH
tW
tW
trem
tsu
tsu
th
th
fmax
propagation delay
CP to Q0, Q7
propagation delay
CP to I/On
propagation delay
MR to Q0, Q7 or I/On
3-state output enable time
OEn to I/On
3-state output disable time
OEn to I/On
3-state output disable time
OEn to I/On
output transition time
bus driver (I/On)
output transition time
standard (Q0, Q7)
clock pulse width
20
HIGH or LOW
master reset pulse width 20
LOW
removal time
10
MR to CP
set-up time
25
I/On, DSR, DSL to CP
set-up time
32
S0, S1 to CP
hold time
0
I/On, DSR, DSL to CP
hold time
0
S0, S1 to CP
maximum clock pulse
25
frequency
22 37
22 37
27 46
19 30
24 37
20 32
5 12
7 15
10
11
2
14
18
−11
−17
42
46
46
58
38
46
40
15
19
25
25
9
31
40
0
0
20
56
56
69
45
56
48
18
22
30
30
11
38
48
0
0
17
ns 4.5 Fig.6
ns 4.5 Fig.6
ns 4.5 Fig.7
ns 4.5 Fig.9
ns 4.5 Fig.9
ns 4.5 Fig.9
ns 4.5 Fig.6
ns 4.5 Fig.6
ns 4.5 Fig.6
ns 4.5 Fig.7
ns 4.5 Fig.7
ns 4.5 Fig.6
ns 4.5 Fig.8
ns 4.5 Fig.6
ns 4.5 Fig.8
MHz 4.5 Fig.6
December 1990
9
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