74HC573 データシートの表示（PDF） - Philips Electronics
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74HC573 Datasheet PDF : 7 Pages
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Philips Semiconductors
Octal D-type transparent latch; 3-state
Product specification
74HC/HCT573
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
min.
+25
typ.
max.
74HC
−40 to +85
min. max.
−40 to +125
min. max.
UNIT
VCC
(V)
WAVEFORMS
tPHL/ tPLH propagation delay
Dn to Qn
tPHL/ tPLH propagation delay
LE to Qn
47 150
190
225 ns 2.0 Fig.6
17 30
38
45
4.5
14 26
33
38
6.0
50 150
190
225 ns 2.0 Fig.7
18 30
38
45
4.5
14 26
33
38
6.0
tPZH/ tPZL 3-state output enable
44 140
175
210 ns 2.0 Fig.8
time OE to Qn
16 28
35
42
4.5
13 24
30
36
6.0
tPHZ/ tPLZ 3-state output disable
55 150
190
225 ns 2.0 Fig.8
time OE to Qn
20 30
38
45
4.5
16 26
33
38
6.0
tTHL/ tTLH output transition time
14 60
75
90 ns 2.0 Fig.6
5 12
15
18
4.5
4 10
13
15
6.0
tW
enable pulse width
80 14
HIGH
16 5
14 4
100
120
20
24
17
20
ns 2.0 Fig.7
4.5
6.0
tsu
set-up time
Dn to LE
th
hold time
Dn to LE
50 11
10 4
93
53
51
51
65
75
13
15
11
13
5
5
5
5
5
5
ns 2.0 Fig.9
4.5
6.0
ns 2.0 Fig.9
4.5
6.0
December 1990
5
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