LITTLEFUSE  0466      0467    0451    0452   all series , newest datecode, 2012+

TOSHIBA newest offer: 2012+

TLP181GB    TLP281GB    TLP250      TLP350
TLP290GB    TLP291GB   TLP281-4GB  TLP290-4GB
TLP285GB    TLP785GB
MOC3021     MOC3041    6N136       6N137

Dallas newest offer ! 2012+

DS2401+ ,  DS3231SN,  DS18B20