參數(shù)資料
型號(hào): 74HC4351
廠商: NXP Semiconductors N.V.
英文描述: 8-channel analog multiplexer/demultiplexer with latch
中文描述: 8通道模擬多路復(fù)用器/解復(fù)用器的鎖存
文件頁(yè)數(shù): 11/17頁(yè)
文件大?。?/td> 135K
代理商: 74HC4351
December 1990
11
Philips Semiconductors
Product specification
8-channel analog multiplexer/demultiplexer
with latch
74HC/HCT4351
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
SYMBOL
PARAMETER
T
amb
(
°
C)
UNIT
TEST CONDITIONS
74HCT
V
CC
(V)
V
EE
(V)
OTHER
+25
40 to +85
40 to +125
min. typ. max. min.
max.
min.
max.
t
PHL
/ t
PLH
propagation delay
V
is
to V
os
6
4
12
8
15
10
18
12
ns
4.5
4.5
0
4.5
R
L
=
;
C
L
= 50 pF
(see Fig.17)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.18)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.18)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.18)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.18)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.18)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.18)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.18)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.18)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.19)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.19)
R
L
= 1 k
;
C
L
= 50 pF
(see Fig.19)
t
PZH
/ t
PZL
turn “ON” time
E
1
to V
os
40
31
75
60
94
75
113
90
ns
4.5
4.5
0
4.5
t
PZH
/ t
PZL
turn “ON” time
E
2
to V
os
35
26
70
50
88
63
105
75
ns
4.5
4.5
0
4.5
t
PZH
/ t
PZL
turn “ON” time
LE to V
os
42
37
75
60
94
75
113
90
ns
4.5
4.5
0
4.5
t
PZH
/ t
PZL
turn “ON” time
S
n
to V
os
39
30
75
60
94
75
113
90
ns
4.5
4.5
0
4.5
t
PHZ
/ t
PLZ
turn “OFF” time
E
1
to V
os
27
20
55
40
69
50
83
60
ns
4.5
4.5
0
4.5
t
PHZ
/ t
PLZ
turn “OFF” time
E
2
to V
os
32
26
60
50
75
63
90
75
ns
4.5
4.5
0
4.5
t
PHZ
/ t
PLZ
turn “OFF” time
LE to V
os
33
30
60
55
75
69
90
83
ns
4.5
4.5
0
4.5
t
PHZ
/ t
PLZ
turn “OFF” time
S
n
to V
os
33
29
65
55
81
69
98
83
ns
4.5
4.5
0
4.5
t
su
set-up time
S
n
to LE
12
14
6
7
15
18
18
21
ns
4.5
4.5
0
4.5
t
h
hold time
S
n
to LE
5
5
1
2
5
5
5
5
ns
4.5
4.5
0
4.5
t
W
LE minimum
pulse width HIGH
25
25
13
13
31
31
38
38
ns
4.5
4.5
0
4.5
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