GR >> AT27LV256A-90TC 
89528
AT27LV256A-90TC
Atmel
Quantity 20000
Packaging IC OTP 256KBIT 90NS 28TSOP
Description original&Quality new original
554426
AT27LV256A-90TC
Microchip Technology
Quantity 9000
Packaging IC OTP 256KBIT 90NS 28TSOP
Description original&Quality new original