GR >> AT27BV256-90RI 
89140
AT27BV256-90RI
Atmel
Quantity 20000
Packaging IC OTP 256KBIT 90NS 28SOIC
Description original&Quality new original
553857
AT27BV256-90RI
Microchip Technology
Quantity 9000
Packaging IC OTP 256KBIT 90NS 28SOIC
Description original&Quality new original