AT >> AT27BV512-70TU 
91290
AT27BV512-70TU
Atmel
Quantity 20000
Packaging IC OTP 512KBIT 70NS 28TSOP
Description original&Quality new original
553889
AT27BV512-70TU
Microchip Technology
Quantity 9000
Packaging IC OTP 512KBIT 70NS 28TSOP
Description original&Quality new original