Ystb dip-142個74hc393sn74hc393n 74hc20 hd74hc20p sn74hc20n 74hc27 sn74hc27n hd74hc27p 74hc09 sn74hc09n mc74f04n 74f04pc
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Ystb dip-142個74hc393sn74hc393n 74hc20 hd74hc20p sn74hc20n 74hc27 sn74hc27n hd74hc27p 74hc09 sn74hc09n mc74f04n 74f04pc