贴片直插SN74LS684DWR2G，SN74LS641DWR2G，SN74LS682DWR2G，4

贴片直插SN74LS682DWR2，SN74LS641DWR2，SN74LS641MELG，4

原厂原装SN74LS682DWR║IC COMPARATOR MAGNITUDE 2

樧洙圛傌微樞狫獏澵千