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直插SN74LS189NHD74LS189P
直插 SN74LS189N HD74LS189P 74LS189 DIP-16 逻辑芯片IC
新M2732A-6F1 D80C287-12 MC145572FN SN74LS189N R
直插 SN74LS189N 全新现货 质量保证 HD74LS189P 74LS189 DIP-16
正品原装进口直插16脚 SN74LS189N 74LS189P HC189N 74全系列
全新 SN74LS189N SN74LS189AN 74LS189 逻辑IC 直插DIP-16
可直拍 SN74LS189N 直插DIP16 逻辑芯片
SN74LS189N SN74LS20DR SN74LS249N SN74LS276N SN74LS375N 芯片
SN74LS161N SN74LS163N SN74LS166N SN74LS189N DIP-16全新原装
直插 SN74LS189N SN74LS189AN 74LS189 直插DIP-16 逻辑IC
IC逻辑芯片集成电路TI
逻辑芯片 SN74LS175N 74LS181 189 190 191 192 193 194 195 直插
SN74LS/HD74LS190P/189/182/191/192/221/238/247/248N/P DIP-16
全新原装SN74LS624N/189/196/627 HD74LS196P/627P 183N DIP14/16
原装正品SN74LS624N/189/196/627
全新原装SN74LS624N/189/196/627
贴片直插SN74S189AN SN74S139AN SN74LS399N SN74LS682N 5
贴片直插SN74ALS27N SN65C189AN SN54LS795J SN55461BJG 5
直拍全新原装SN74LS624N/189/196/627 HD74LS196P/627P 183N DIP1