The Physical Unclonable Function (PUF) is a fully integrated analog IP generating a stable number from random local process variations.
- stable 128-bit number generated from random local process variations;
- fully integrated analog IP based on a current-mode architecture;
- 128 reliable bits selected among a total of 256 bits (size customized on request);
- bit stability verified through a margin check mechanism;
- reliable bits stable over voltage, temperature and aging;
- typical retention time under normal operating conditions higher than 10 years;
- typical characteristics of a 55 nm CMOS implementation:
--- power supply voltage range: 1.2 V ±10%;
--- operating junction temperature range: -40°C to 125°C;
--- typical bit reading time shorter than 10 µs;
--- typical operating current during bit reading smaller than 20 µA;
--- typical standby current smaller than 1 µA;
--- silicon area smaller than 0.04 mm².
- silicon proven in 65 nm and 55 nm CMOS processes.
- GDSII stream;
- Layer map file;
- Library Exchange Format (LEF) file;
- Circuit Description Language (CDL) netlist;
- Liberty Timing File (.lib);
- VHDL behavioral model;
- - design specification.