GR >> AT27LV512A-15TC 
89540
AT27LV512A-15TC
Atmel
Quantity 20000
Packaging IC OTP 512KBIT 150NS 28TSOP
Description original&Quality new original
554439
AT27LV512A-15TC
Microchip Technology
Quantity 9000
Packaging IC OTP 512KBIT 150NS 28TSOP
Description original&Quality new original