New original HEF4021BT SMD SOP16 shift register chip generation CD4021BM
![New original HEF4021BT SMD SOP16 shift register chip generation CD4021BM](http://ae04.alicdn.com/kf/S180677421d07431796c184ff5517cee4B.jpg)
sku: 1005004145335190
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$0.40
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