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SN74HC1G040BVR SN74HC1G04DBVR SN74HC1G04DCKR SN74HC1G04GW SN74HC1G08DBVR SN74HC1G08DCKR SN74HC1G126DBVR SN74HC1G126DCKR SN74HC1G14DBVR SN74HC1G14DCKR