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与非门原装MC74HC00NSN74HC00N
原装SN74HC86N芯片逻辑
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TC74HC20AP原装HD74HC20PSN74HC20N
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贴片SN74HC00DR74HC00D74HC00
SN74H11JSN74H10NSN74H11NSN74H14D
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贴片直拍SN74HC00DR逻辑
SM74HC595DRSN74HC138D74HC164D148
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HC贴片SOP14164
全新原装进口贴片正品
与非门SN74HC00DR输入国产
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贴片SN74HC00DR芯片逻辑
HC正品原装逻辑
贴片芯片全新74HC30
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