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PDF 74LS257B ( 数据表 )

零件编号 功能 ( 描述 ) 制造商 PDF
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

Fairchild Semiconductor
Fairchild Semiconductor
PDF
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 c

Motorola Semiconductors
Motorola Semiconductors
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