GR >> AT27LV256A-15RI 
89515
AT27LV256A-15RI
Atmel
Quantity 20000
Packaging IC OTP 256KBIT 150NS 28SOIC
Description original&Quality new original
554403
AT27LV256A-15RI
Microchip Technology
Quantity 9000
Packaging IC OTP 256KBIT 150NS 28SOIC
Description original&Quality new original