IC OTP 512KBIT 90NS 28TSOP
512Kb EPROM, 70ns Access Time, 25mA Supply Current, TSOP Package
IC OTP 512KBIT 90NS 32PLCC
512Kb EPROM, 90ns Access Time, TSSOP Surface Mount
Atmel AT27C512R-90JC 32-Pin Quad Parallel OTP ROM
512Kb EPROM, 90ns Access Time, 4.5V Min Supply Voltage, PDIP Package