GR >> AT27BV512-15RC 
89157
AT27BV512-15RC
Atmel
Quantity 20000
Packaging IC OTP 512KBIT 150NS 28SOIC
Description original&Quality new original
553877
AT27BV512-15RC
Microchip Technology
Quantity 9000
Packaging IC OTP 512KBIT 150NS 28SOIC
Description original&Quality new original