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Datasheet 74HC257 Equivalent ( PDF ) |
| N.º | Número de pieza | Descripción | Fabricantes | |
| 8 | 74HC257 | Quad 2-Input Data Selector/Multiplexer with 3-State Outputs 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 inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with L |
 Motorola Semiconductors |
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| 7 | 74HC257 | QUAD 2-CHANEL MULTIPLEXER (3-STATE) |
 Toshiba |
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| 6 | 74HC257 | Quad. 2-to-1-line Data Selectors/Multiplexers(with noninverted 3-state outputs) HD74HC257
Quad. 2-to-1-line Data Selectors/Multiplexers (with noninverted 3-state outputs)
Description
The large output drive capability coupled with the 3-state feature make this device ideal for interfacing with bus lines in a bus organized system. When the output control input line is taken high |
 Hitachi |
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| 5 | 74HC257 | Quad 2-input multiplexer 3-state INTEGRATED CIRCUITS
DATA SHEET
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
74HC/HCT257 Quad 2-input multiplexer; 3-state |
 Philips |
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