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Datasheet 74LS257B Equivalent ( PDF ) |
| N.º | Número de pieza | Descripción | Fabricantes | |
| 2 | 74LS257B | 3-STATE Quad 2-Data Selectors/Multiplexers DM74LS257B 3-STATE Quad 2-Data Selectors/Multiplexers
June 1989 Revised November 1999
DM74LS257B 3-STATE Quad 2-Data Selectors/Multiplexers
General Description
These Schottky-clamped high-performance multiplexers feature 3-STATE outputs that can interface directly with data lines of bus-organized |
 Fairchild Semiconductor |
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| 1 | 74LS257B | QUAD 2-INPUT MULTIPLEXER QUAD 2-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS
The LSTTL / MSI SN54 / 74LS257B and the SN54 / 74LS258B are Quad 2-Input Multiplexers with 3-state outputs. Four bits of data from two sources can be selected using a Common Data Select input. The four outputs present the selected data in true (non-inver |
 Motorola Semiconductors |
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