Case Study

Safety Critical Industrial Controller

ASIC design, software development and PCB design for a safety critical industrial controller with an on-chip high current switch. Designed to meet IEC61508 SIL 3. The end customer was an OEM with no internal electronics or software design team.

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Features
  • Embedded 16-bit eSi-1600 MCU
  • On-chip OTP memory and SRAM
  • Running from a high accuracy 64KHz on-chip oscillator
  • Ultra low-power requirements
  • High voltage protection and short and open circuit monitoring
  • High current switch
Process
  • 180 nm BCD
DFT
  • Full-Scan, MBIST and Boundary-Scan
Tool-chain
  • Synopsys: DC, Primetime Formality
  • Cadence:  Incisive, Innovus and analog design flow
  • Mentor :   Tessent, Calibre nmDRC/LVS,
  • Altera: FPGA prototype
  • Altium designer for design and layout
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