HD74HC221 数据手册 ( 数据表 )
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产品描述 (功能)
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Hitachi -> Renesas Electronics
Dual Monostable Multivibrators (with Schmitt Trigger Input)
Match & Start : HD74HC221
Renesas Electronics
Octal Buffers/Line Drivers/Line Receivers (with inverted 3-state outputs)
Renesas Electronics
Quad. 2-to-1-line Data Selectors/Multiplexers (with noninverted 3-state outputs)
Renesas Electronics
Dual 4-to-1-line Data Selectors/Multiplexers (with 3-state outputs)
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