74AHC157 Philips Semiconductors, 74AHC157 Datasheet - Page 9
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74AHC157
Manufacturer Part Number
74AHC157
Description
Quad 2-input multiplexer
Manufacturer
Philips Semiconductors
Datasheet
1.74AHC157.pdf
(16 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
74AHC157D
Manufacturer:
NXP/恩智浦
Quantity:
20 000
Philips Semiconductors
AC CHARACTERISTICS
Type 74AHC157
GND = 0 V; t
Notes
1. Typical values at V
2. Typical values at V
1999 Sep 24
SYMBOL
V
t
V
t
PHL
PHL
CC
CC
Quad 2-input multiplexer
/t
/t
= 3.0 to 3.6 V; note 1
= 4.5 to 5.5 V; note 2
PLH
PLH
propagation delay
nI
propagation delay
S to nY
propagation delay
E to nY
propagation delay
nI
propagation delay
S to nY
propagation delay
E to nY
propagation delay
nI
propagation delay
S to nY
propagation delay
E to nY
propagation delay
nI
propagation delay
S to nY
propagation delay
E to nY
r
= t
0
0
0
0
PARAMETER
to nY; nI
to nY; nI
to nY; nI
to nY; nI
f
3.0 ns.
CC
CC
1
1
1
1
to nY
to nY
to nY
to nY
= 3.3 V.
= 5.0 V.
see Figs 7 and 8 15 pF
see Figs 6 and 8
see Figs 7 and 8 50 pF
see Figs 6 and 8
see Figs 7 and 8 15 pF
see Figs 6 and 8
see Figs 7 and 8 50 pF
see Figs 6 and 8
WAVEFORMS
TEST CONDITIONS
C
L
9
MIN.
4.4
4.8
5.9
6.3
6.8
8.4
3.2
3.6
4.2
4.6
5.2
6.0
TYP.
25
9.7
13.6
13.2
13.2
17.1
16.7
6.4
8.6
8.1
8.4
10.6
10.1
MAX. MIN. MAX.
T
amb
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
40 to +85
( C)
11.5
16.0
15.5
15.0
19.5
19.0
7.5
10.0
9.5
9.5
12.0
11.5
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
MIN.
74AHCT157
Product specification
74AHC157;
40 to +125
12.5
17.0
16.5
16.5
21.5
21.0
8.0
11.0
10.5
10.5
13.5
13.0
MAX.
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
UNIT