GR >> AT27LV520-70XC 
89551
AT27LV520-70XC
Atmel
Quantity 20000
Packaging IC OTP 512KBIT 70NS 20TSSOP
Description original&Quality new original
554458
AT27LV520-70XC
Microchip Technology
Quantity 9000
Packaging IC OTP 512KBIT 70NS 20TSSOP
Description original&Quality new original