10pcs/lot HEF4520BT SOP14 HEF4520 HCF4520 CD4520BM IC DUAL BINARY COUNTER New original In Stock

10pcs/lot HEF4520BT SOP14 HEF4520 HCF4520 CD4520BM IC DUAL BINARY COUNTER New original In Stock
sku: 4000106002533
$1.48
Shipping from: China
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