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The VORAGO Technologies VA41628 and VA41629 are 32-Bit ARM® Cortex®-M4 microcontrollers manufactured with HARDSIL® technology offering superior radiation performance (300 krad TID) and latch-up immunity in space.

Orderable Part Numbers


  • Packages
    • 196 BGA (12mm x 12mm)
    • 128 QFP (14mm x 14mm)
  • 75 Configurable GPIO pins (QFP)


  • Packages
    • 196 BGA (12mm x 12mm)
    • 176 QFP (20mm x 20mm)
  • 8-Ch Analog-to-digital converter (12-bit, 600ksps)
  • 2-Ch Digital-to-Analog converter (12-bit)
  • 83 Configurable GPIO pins (QFP)

Key features

  • Manufactured with HARDSIL® technology
  • Timer System
    • 24 configurable 32-bit counters / timers
    • Input capture, Output compares
    • PWMs, Pulse Counters, Watchdog timer
  • Memory configuration options: internal NVM, external SPI NVM, external parallel NVM
  • Single-event Latchup (SEL) immunity for all ion: LETs ≤ 110 MeV cm2 / mg (T = 125 °C)

Development Kits

Export control

VORAGO parts are subject to export control restrictions by the US Department of Commerce. We are obliged to know who the customer is, where the parts will ultimately end, and what application they are to be used for. ECCN classification 3A001.



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Last updated: 2022-02-18

VA4162x - Radiation Hardened ARM® Cortex®-M4 MCU with FPU



supply voltage
3.3 V
1.5 V ± 5%
processor type
32-bit ARM® Cortex®-M4
clock rate
50 MHz
data storage
64KB on-chip data SRAM
256KB on-chip program memory SRAM
3 x UART
3 x I2C
total ionizing dose
> 300 krad


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