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Электронный компонент: 74HC151D

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DATA SHEET
Product specification
File under Integrated Circuits, IC06
December 1990
INTEGRATED CIRCUITS
74HC/HCT151
8-input multiplexer
For a complete data sheet, please also download:
The IC06 74HC/HCT/HCU/HCMOS Logic Family Specifications
The IC06 74HC/HCT/HCU/HCMOS Logic Package Information
The IC06 74HC/HCT/HCU/HCMOS Logic Package Outlines
December 1990
2
Philips Semiconductors
Product specification
8-input multiplexer
74HC/HCT151
FEATURES
True and complement outputs
Multifunction capability
Permits multiplexing from n lines to 1 line
Non-inverting data path
See the "251" for the 3-state version
Output capability: standard
I
CC
category: MSI
GENERAL DESCRIPTION
The 74HC/HCT151 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL).
They are specified in compliance with JEDEC standard no. 7A.
QUICK REFERENCE DATA
GND = 0 V; T
amb
= 25
C; t
r
= t
f
= 6 ns
Notes
1. C
PD
is used to determine the dynamic power dissipation (P
D
in
W):
P
D
= C
PD
V
CC
2
f
i
+
(C
L
V
CC
2
f
o
) where:
f
i
= input frequency in MHz
f
o
= output frequency in MHz
(C
L
V
CC
2
f
o
) = sum of outputs
C
L
= output load capacitance in pF
V
CC
= supply voltage in V
2. For HC the condition is V
I
= GND to V
CC
For HCT the condition is V
I
= GND to V
CC
-
1.5 V
ORDERING INFORMATION
See
"74HC/HCT/HCU/HCMOS Logic Package Information"
.
SYMBOL
PARAMETER
CONDITIONS
TYPICAL
UNIT
HC
HCT
t
PHL
/ t
PLH
propagation delay
C
L
= 15 pF; V
CC
= 5 V
I
n
to Y, Y
17
19
ns
S
n
to Y, Y
19
20
ns
E to Y
12
13
ns
E to Y
14
18
ns
C
I
input capacitance
3.5
3.5
pF
C
PD
power dissipation capacitance per package
notes 1 and 2
40
40
pF
December 1990
3
Philips Semiconductors
Product specification
8-input multiplexer
74HC/HCT151
PIN DESCRIPTION
PIN NO.
SYMBOL
NAME AND FUNCTION
4, 3, 2, 1, 15, 14, 13, 12
I
0
to I
7
multiplexer inputs
5
Y
multiplexer output
6
Y
complementary multiplexer output
7
E
enable input (active LOW)
8
GND
ground (0 V)
11, 10, 9
S
0
, S
1
, S
2
select inputs
16
V
CC
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
December 1990
4
Philips Semiconductors
Product specification
8-input multiplexer
74HC/HCT151
FUNCTION TABLE
Notes
1. H = HIGH voltage level
L = LOW voltage level
X = don't care.
INPUTS
OUTPUTS
E
S
2
S
1
S
0
I
0
I
1
I
2
I
3
I
4
I
5
I
6
I
7
Y
Y
H
X
X
X
X
X
X
X
X
X
X
X
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
H
L
H
X
X
X
X
L
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
H
L
H
L
L
H
L
H
L
L
L
L
L
L
L
L
H
H
H
H
L
L
H
H
X
X
X
X
X
X
X
X
L
H
X
X
X
X
L
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
H
L
H
L
L
H
L
H
L
L
L
L
H
H
H
H
L
L
L
L
L
L
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
H
X
X
X
X
L
H
X
X
X
X
X
X
X
X
H
L
H
L
L
H
L
H
L
L
L
L
H
H
H
H
H
H
H
H
L
L
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
H
X
X
X
X
L
H
H
L
H
L
L
H
L
H
Fig.4 Functional diagram.
Fig.5 Logic diagram.
December 1990
5
Philips Semiconductors
Product specification
8-input multiplexer
74HC/HCT151
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see
"74HC/HCT/HCU/HCMOS Logic Family Specifications"
.
Output capability: standard
I
CC
category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
SYMBOL
PARAMETER
T
amb
(
C)
UNIT
TEST CONDITIONS
74HC
V
CC
(V)
WAVEFORMS
+
25
-
40 to
+
85
-
40 to
+
125
min.
typ.
max.
min.
max.
min.
max.
t
PHL
/ t
PLH
propagation delay
I
n
to Y
52
19
15
170
34
29
215
43
37
255
51
43
ns
2.0
4.5
6.0
Fig.6
t
PHL
/ t
PLH
propagation delay
I
n
to Y
58
21
17
185
37
31
230
46
39
280
56
48
ns
2.0
4.5
6.0
Fig.6
t
PHL
/ t
PLH
propagation delay
S
n
to Y
61
22
18
185
37
31
230
46
39
280
56
48
ns
2.0
4.5
6.0
Fig.7
t
PHL
/ t
PLH
propagation delay
S
n
to Y
61
22
18
205
41
35
255
51
43
310
62
53
ns
2.0
4.5
6.0
Fig.7
t
PHL
/ t
PLH
propagation delay
E to Y
41
15
12
125
25
21
155
31
26
190
38
32
ns
2.0
4.5
6.0
Fig.7
t
PHL
/ t
PLH
propagation delay
E to Y
47
17
14
145
29
25
180
36
31
220
44
38
ns
2.0
4.5
6.0
Fig.7
t
THL
/ t
TLH
output transition time
19
7
6
75
15
13
95
19
16
110
22
19
ns
2.0
4.5
6.0
Figs 6 and 7