GR >> AT27C256R-70PC 
88714
AT27C256R-70PC
Atmel
Quantity 20000
Packaging IC OTP 256KBIT 70NS 28DIP
Description original&Quality new original
554196
AT27C256R-70PC
Microchip Technology
Quantity 9000
Packaging IC OTP 256KBIT 70NS 28DIP
Description original&Quality new original