GR >> AT27C256R-45JC 
89346
AT27C256R-45JC
Atmel
Quantity 20000
Packaging IC OTP 256KBIT 45NS 32PLCC
Description original&Quality new original
554170
AT27C256R-45JC
Microchip Technology
Quantity 9000
Packaging IC OTP 256KBIT 45NS 32PLCC
Description original&Quality new original