GR >> AT27C256R-12JC 
89330
AT27C256R-12JC
Atmel
Quantity 20000
Packaging IC OTP 256KBIT 120NS 32PLCC
Description original&Quality new original
554152
AT27C256R-12JC
Microchip Technology
Quantity 9000
Packaging IC OTP 256KBIT 120NS 32PLCC
Description original&Quality new original