74HCT540D三态8位缓冲器反向

全新 SN74HCT688/244/540D/374/245 D/DW/DWR 7.2MM 贴片 SOP20

TI电子元器件芯片全新原装

74HC540D LX1692IDW ADG333ABR 74HCT541D SN1693保质直拍赞

SN74HCT540DWR 74HCT540D SOP-20封装 丝印HCT540 质量保证 全新

贴片直插SN74HCT08N SN74HC86DR SN74HC540D SN74HC540N 5

贴片直插SN74LS123J SN74HCT00N SN74HC245N SN74HC540D 5