GR >> AT27LV520-90XI 
89555
AT27LV520-90XI
Atmel
Quantity 20000
Packaging IC OTP 512KBIT 90NS 20TSSOP
Description original&Quality new original
554464
AT27LV520-90XI
Microchip Technology
Quantity 9000
Packaging IC OTP 512KBIT 90NS 20TSSOP
Description original&Quality new original