GR >> AT27C256R-12JI 
89331
AT27C256R-12JI
Atmel
Quantity 20000
Packaging IC OTP 256KBIT 120NS 32PLCC
Description original&Quality new original
554153
AT27C256R-12JI
Microchip Technology
Quantity 9000
Packaging IC OTP 256KBIT 120NS 32PLCC
Description original&Quality new original