【Atmel】AT28HC256-90LM/883,电可擦除可编程只读存储器 256K 5V SDP - 90NS
【Atmel】AT28HC256-90PC,IC EEPROM 256KBIT 90NS 28DIP
【Atmel】AT28HC256-90PI,IC EEPROM 256KBIT 90NS 28DIP
【Atmel】AT28HC256-90PU,IC EEPROM 256KBIT 90NS 28DIP
【Atmel】AT28HC256-90SA,IC EEPROM 256KBIT 90NS 28SOIC
【Atmel】AT28HC256-90SC,IC EEPROM 256KBIT 90NS 28SOIC
【Atmel】AT28HC256-90SI,IC EEPROM 256KBIT 90NS 28SOIC
【Atmel】AT28HC256-90SU,IC EEPROM 256KBIT 90NS 28SOIC