28F010-12-SMD Integrated Circuit - SMD - Fujitsu

28F020-12 Integrated Circuit - DIP32 - Generic Make

M5M51008P10L Integrated Circuit - DIP32 - Mitsubishi

AM28F256-150PC Integrated Circuit - DIP32 - Analog Devices - AMD

AM28F010-200PC Integrated Circuit - DIP32 - Analog Devices - AMD

AM28F020-90PC Integrated Circuit - DIP32 - Analog Devices - AMD

M28F256A15B1 Integrated Circuit - DIP32 - ST Microelectronics - STM

P28F256A150 Integrated Circuit - DIP32 - Intel