AT89C51IC2-SLSIL AT89C51IC2-SLSIM AT89C51ID2-RDVIM AT89C51ID2-RLRIM AT89C51ID2-RLTIM AT89C51ID2-RLVIM AT89C51ID2-SLRIM AT89C51ID2-SLSIM AT89C51ID2-SLUIM AT89C51RB2-3CSIM AT89C51RB2-RLRIL AT89C51RB2-RLRIM AT89C51RB2-RLTCM AT89C51RB2-RLTIL AT89C51RB2-RLTIM AT89C51RB2-SLRIL AT89C51RB2-SLRIM AT89C51RB2-SLSCM AT89C51RB2-SLSIL AT89C51RB2-SLSIM AT89C51RC-24AC AT89C51RC-24AC AT89C51RC-24AI AT89C51RC-24AI AT89C51RC-24JC AT89C51RC-24JC AT89C51RC-24JI AT89C51RC-24JI AT89C51RC-24PC see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection no replacement see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection see green selection