- AT29C257-12
256K 5-volt Only CMOS Flash Memory - AT29C257-12DC
From datasheet system - AT29C257-12DI
x8 Flash EEPROM - AT29C257-12DM
From datasheet system - AT29C257-12DM/883
x8 Flash EEPROM - AT29C257-12JC
256K 5-volt Only CMOS Flash Memory - AT29C257-12JI
256K 5-volt Only CMOS Flash Memory - AT29C257-12LC
x8 Flash EEPROM - AT29C257-12LI
x8 Flash EEPROM - AT29C257-12PC
x8 Flash EEPROM - AT29C257-12PI
x8 Flash EEPROM