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74HC257 |
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| Part Number | 74HC257 |
| Manufacturer | Motorola |
| Description | MOTOROLA SEMICONDUCTOR TECHNICAL DATA Quad 2-Input Data Selector/Multiplexer with 3-State Outputs High–Performance Silicon–Gate CMOS The MC74HC257 is identical in pinout to the LS257. The device inp... |
| Features |
7 Equivalent Gates
16
MC74HC257
N SUFFIX PLASTIC PACKAGE CASE 648 –08 1 16 1 D SUFFIX SOIC PACKAGE CASE 751B –05 ORDERING INFORMATION MC74HCXXXN MC74HCXXXD Plastic SOIC PIN ASSIGNMENT SELECT A0 B0 Y0 A1 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 VCC OUTPUT ENABLE A3 B3 Y3 A2 B2 Y2 LOGIC DIAGRAM 2 5 11 14 4 3 6 10 13 7 9 12 Y0 Y1 Y2 Y3 NONINVERTING NIBBLE OUTPUT B1 Y1 GND A0 NIBBLE A INPUT A1 A2 A3 B0 NIBBLE B INPUT B1 B2 B3 FUNCTION TABLE Inputs Output Enable H L L Select X L H Outputs Y0 – Y3 Z A0 – A3 B0 – B3 SELECT 1 X = don’t care Z = high impedance A0 – A3, B0 – B3 = the levels of t... |
| Document |
 74HC257 Data Sheet
PDF 175.28KB |
| Distributor | Stock | Price | Buy |
|---|
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | 74HC251 |
Texas Instruments |
Data Selectors/Multiplexers |
|
| 2 | 74HC251 |
Philips |
8-input multiplexer |
|
| 3 | 74HC251 |
nexperia |
8-input multiplexer |
|
| 4 | 74HC251-Q100 |
nexperia |
8-input multiplexer |
|
| 5 | 74HC251D |
nexperia |
8-input multiplexer |
|