74AHC157 Ver la hoja de datos (PDF) - NXP Semiconductors.
Número de pieza
componentes Descripción
Fabricante
74AHC157 Datasheet PDF : 16 Pages
| |||
NXP Semiconductors
74AHC157; 74AHCT157
Quad 2-input multiplexer
2 1I0
3 1I1
5 2I0
6 2I1
11 3I0
10 3I1
14 4I0
13 4I1
SELECTOR
1Y 4
2Y 7
MULTIPLEXER
OUTPUTS
3Y 9
4Y 12
S
1
Fig 3. Logic symbol
E
15 mna483
5. Pinning information
5.1 Pinning
S1
1I0 2
1I1 3
1Y 4
2I0 5
2I1 6
2Y 7
GND 8
74AHC157
74AHCT157
16 VCC
15 E
14 4I0
13 4I1
12 4Y
11 3I0
10 3I1
9 3Y
001aah066
Fig 5. Pin configuration SO16, TSSOP16
1
G1
15 EN
2
1 MUX
4
3
1
5
7
6
11
9
10
14
12
13
mna482
Fig 4. IEC logic symbol
terminal 1
index area
1I0 2
1I1 3
1Y 4
2I0 5
2I1 6
2Y 7
157
GND(1)
15 E
14 4I0
13 4I1
12 4Y
11 3I0
10 3I1
001aac931
Transparent top view
(1) The die substrate is attached to this pad using
conductive die attach material. It can not be used as
a supply pin or input.
Fig 6. Pin configuration DHVQFN16
74AHC_AHCT157_2
Product data sheet
Rev. 02 — 9 November 2007
© NXP B.V. 2007. All rights reserved.
3 of 16
Share Link: 