GR >> AT27LV256A-15TC 
89516
AT27LV256A-15TC
Atmel
Quantity 20000
Packaging IC OTP 256KBIT 150NS 28TSOP
Description original&Quality new original
554404
AT27LV256A-15TC
Microchip Technology
Quantity 9000
Packaging IC OTP 256KBIT 150NS 28TSOP
Description original&Quality new original