74HC/HCT533 데이터 시트보기 (PDF) - Philips Electronics
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74HC/HCT533 Datasheet PDF : 7 Pages
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Philips Semiconductors
Octal D-type transparent latch; 3-state;
inverting
Product specification
74HC/HCT533
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Output capability: bus driver
ICC category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
Tamb (°C)
TEST CONDITIONS
SYMBOL PARAMETER
74HC
+25
−40 to +85
−40 to +125
UNIT
VCC
(V)
WAVEFORMS
min. typ. max. min. max. min. max.
tPHL/ tPLH propagation delay
Dn to Qn
tPHL/ tPLH propagation delay
LE to Qn
47 150
190
17 30
38
14 26
33
58 175
220
21 35
44
17 30
37
225 ns
45
38
265 ns
53
45
2.0 Fig.7
4.5
6.0
2.0 Fig.8
4.5
6.0
tPZH/ tPZL
tPHZ/ tPLZ
tTHL/ tTLH
3-state output enable
time
OE to Qn
3-state output disable
time
OE to Qn
output transition time
44 150
190
16 30
38
13 26
33
50 150
190
18 30
38
14 26
33
14 60
75
5 12
15
4 10
13
225 ns
45
38
225 ns
45
38
90 ns
18
15
2.0 Fig.9
4.5
6.0
2.0 Fig.9
4.5
6.0
2.0 Fig.7
4.5
6.0
tW
LE pulse width
HIGH
80 14
16 5
14 4
100
120
20
24
17
20
ns 2.0 Fig.8
4.5
6.0
tsu
set-up time
Dn to LE
th
hold time
Dn to LE
50 3
10 1
91
35 3
71
61
65
75
13
15
11
13
45
55
9
11
8
9
ns 2.0 Fig.10
4.5
6.0
ns 2.0 Fig.10
4.5
6.0
December 1990
5
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