GR >> AT27BV256-12RC 
89122
AT27BV256-12RC
Atmel
Quantity 20000
Packaging IC OTP 256KBIT 120NS 28SOIC
Description original&Quality new original
553834
AT27BV256-12RC
Microchip Technology
Quantity 9000
Packaging IC OTP 256KBIT 120NS 28SOIC
Description original&Quality new original