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74HC258 Просмотр технического описания (PDF) - Philips Electronics

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74HC258 Datasheet PDF : 16 Pages
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Philips Semiconductors
Quad 2-input multiplexer; 3-state; inverting
Product specification
74HC/HCT258
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see chapter “HCMOS family characteristics”, section “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.
40 to +85
MAX. MIN. MAX.
40 to +125
MIN. MAX.
UNIT
VCC
(V)
WAVEFORMS
tPHL/tPLH propagation delay;
nI0 to nY; nI1 to nY
propagation delay;
S to nY
tPZH/tPZL 3-state output
enable time
OE to nY
tPHZ/tPLZ 3-state output
disable time
OE to nY
tTHL/tTLH output transition
time
30 95
11 19
9
16
47 140
17 28
14 24
39 140
14 28
11 24
55 150
20 30
16 26
14 60
5
12
4
10
120
24
20
175
35
30
175
35
30
190
38
33
75
15
13
145 ns
29
25
210 ns
42
36
210 ns
42
36
225 ns
45
38
90 ns
18
15
2.0 see Fig.6
4.5
6.0
2.0 see Fig.6
4.5
6.0
2.0 see Fig.7
4.5
6.0
2.0 see Fig.7
4.5
6.0
2.0 see Fig.6
4.5
6.0
1999 Sep 02
5

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