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SN74AS158 |
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| Part Number | SN74AS158 |
| Manufacturer | Texas Instruments (https://www.ti.com/) |
| Description | These data selectors/multiplexers contain inverters and drivers to supply full data selection to the four output gates. A separate strobe (G) input is provided. A 4-bit word is selected from one of tw... |
| Features |
57A, SN74ALS158,
SN74AS157, SN74AS158 . . . D OR N PACKAGE (TOP VIEW)
A /B 1 1A 2 1B 3 1Y 4 2A 5 2B 6 2Y 7 GND 8
16 VCC 15 G 14 4A 13 4B 12 4Y 11 3A 10 3B 9 3Y
SN54ALS157A, SN54ALS158 . . . FK PACKAGE (TOP VIEW)
VCC
G
NC
A/B
1A
1B
3 2 1 20 19
4
18
4A
1Y 5
17 4B
NC 6
16 NC
2A 7
15 4Y
2B 8
14 3A
9 10 11 12 13
3B
3Y
NC
GND
2Y
NC − No internal connection
FUNCTION TABLE
INPUTS
OUTPUT Y
G
A /B
DATA AB
′ALS157A ′ALS158 SN74AS157 SN74AS158
HXXX
L
H
LLLX
L
H
L LHX
H
L
L HX L
L
H
LHXH
H
L
PRODUCTION DATA information is current as of publication date. Pr... |
| Document |
 SN74AS158 Data Sheet
PDF 1.06MB |
| Distributor | Stock | Price | Buy |
|---|
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | SN74AS151 |
Texas Instruments |
1-of-8 Data Selectors/Multiplexers |
|
| 2 | SN74AS153 |
Texas Instruments |
Dual 1-of-4 Data Selectors/Multiplexers |
|
| 3 | SN74AS157 |
Texas Instruments |
Quadruple 1-of-2 Data Selectors/Multiplexers |
|
| 4 | SN74AS10 |
Texas Instruments |
Triple 3-Input Positive-NAND Gate |
|
| 5 | SN74AS1000A |
Texas Instruments |
Quadruple 2-Input Positive-NAND Buffers/Drivers |
|