GR >> AT27C512R-70PU 
19643
AT27C512R-70PU
ATMEL
Quantity 18650
Packaging DIP-28
Description original&Quality new original
88670
AT27C512R-70PU
Atmel
Quantity 20000
Packaging IC OTP 512KBIT 70NS 28DIP
Description original&Quality new original
554294
AT27C512R-70PU
Microchip Technology
Quantity 9000
Packaging IC OTP 512KBIT 70NS 28DIP
Description original&Quality new original