AT80C51RA2-3CSUM
AT80C51RA2-RLRUL
AT80C51RA2-RLTUL
AT80C51RA2-RLTUM
AT80C51RA2RUL
AT80C51RA2-SLRUL
AT80C51RA2-SLRUM
AT80C51RA2-SLSUL
AT80C51RA2-SLSUM
AT80C51RA2TUL