20 pcs CD4017BE CD4017 CMOS Decade Counter with 20 Decoded Outputs Chip Socket Adaptor,for HEF4017BP TC4017BP DIP-16 CD4017 CD4017B HCF4017BE. CD4017 CD4017B CD4017BE HCF4017BE HEF4017BP TC4017BP. 20 x CD4017.
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