GR >> AT27C256R-45RC 
89350
AT27C256R-45RC
Atmel
Quantity 20000
Packaging IC OTP 256KBIT 45NS 28SOIC
Description original&Quality new original
554176
AT27C256R-45RC
Microchip Technology
Quantity 9000
Packaging IC OTP 256KBIT 45NS 28SOIC
Description original&Quality new original