Mesh Sensor

The Mesh Sensor is a mixed-signal IP detecting the enclosure tampering by monitoring its resistivity level at multiple points.

Key Features

Timely detection
Small area
Low power
Quick start-up
Silicon proven​


  • fully-integrated low-power mesh sensor
  • 16 multiplexed impedance sensing inputs (customized on request)
  • 2 latched alarms signals per sensing input:
    • low detection threshold
    • high detection threshold
  • 16 multiplexed alarm output pairs
  • alarm flag test inputs
  • power supply voltage range: nominal core voltage ±10%
  • operating junction temperature range: -40°C to 125°C
  • electrical characteristics of a 65 nm CMOS implementation:
    • startup delay shorter than 60 µs
    • detection time faster than 100 µs
    • typical operating current lower than 4 µA
    • silicon area smaller than 0.1 mm²
  • silicon proven in a 65 nm CMOS process


  • GDSII stream and layer map file
  • Library Exchange Format (LEF) file
  • Circuit Description Language (CDL) netlist
  • Liberty Timing File (.lib)
  • VHDL behavioral model
  • design specification

Please contact for any further information.