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SN74LS221N DM74LS221N HD74LS221P DIP16直插 原装现货
参数 DM74LS20N 全新 DM74LS221N
正品DM74LS221/DM74LS221N DM74ALS244AWMXSOP7.2
正品DM74LS241N DM74LS240N DM74LS240J DM74LS221N DM74LS221M
DM74LS574N DIP16 DM74LS273N DM74LS221N 触发器/缓冲器/驱动器
贴片直插DM74LS14MX，DM74LS154N，DM74LS221N，DM74LS293N
贴片直插DM74LS221N，DM74LS221M，DM74LS196N，DM74LS197M，6
贴片直插DM74F245PC，DM74LS123M，DM74LS221N，DM74LS259N
SN74LS221N DM74LS221N LS221 施密特触发输入IC进口PDIP16插脚
全新SN74LS221N DM74LS221N 双单稳多谐振荡器有施密特触发器
全新原装正品 DM74LS221N 74LS221 DIP16 直插16脚 集成电路芯片
贴插DM74LS373N-DM74LS221N-EXCCET220U-DM74LS374N-B
DM74LS221N 74LS221 SN74LS221N HD74LS221P DIP-16直插触发芯片
全新原装 DM74LS221N DIP16 集成电路芯片
全新原装 DM74LS221N DIP封装 逻辑IC 多频振荡器芯片
原装 DM74LS221N DIP16 多频振荡器 触发器 集成电路芯片
全新进口原装 DM74LS221N 74LS221 直插 双单稳多谐振荡器 DIP-16
DM74LS221N DIP-16 74LS221 FAIRCHILD仙童 74系列逻辑芯片
DM74LS221N各大品牌代理支持BOM配单全新原装需要咨询
淘淘电子 DM74LS221N 原装进口 询价拍
DM74LS221N 原装进口 询价拍
