Vorago VA42629-QP0 Arm Cortex-M4 microcontroller chip in a quad flat package
Vorago VA42629-QP0 Arm Cortex-M4 microcontroller chip in a quad flat package

RAD-TOLERANT

VA42629

Arm Cortex-M4 Microcontroller 

100% Compatible Twin For High-Speed Mixed-Signal Processing

As the radiation-tolerant twin to the VA41629, the VA42629 delivers integrated analog capabilities and high-speed processing with mission-matched 30 krad(Si) radiation protection.

REQUEST DATASHEET
Table of contents page for the VA42629 product datasheet, listing functional description, pin configuration, specifications, and electrical characteristics.

Specifications

The VA42629 maintains complete functional compatibility—including external SPI NVM support and precision mixed-signal sensing—allowing engineering teams to qualify software once and deploy cost-effective controllers across LEO constellations and atmospheric defense platforms.

    • Total Ionizing Dose (TID) > 30 krad(Si)

    • Single Event Latch-up immunity (SEL) > 40 MeV*cm2/mg @ 85°C Soft Error

    • Rate (SER) with EDAC & Scrub: <1E-12 errors/bit/day

  • • Core: 1.5 V ± 10%

    • I/O: 3.3 V ± 10%

  • • 256KB Program and 64KB Data

    SRAM each with EDAC and Scrub

    Engine

    • 8/16 External parallel NVM / SRAM

  • • 104 Configurable GPIO pins

    • 3 UART interfaces

    • 3 I2C interfaces

    • 3 SPI interfaces

    • DMA controller

    • 8-Ch, 12-bit, 600ksps ADC

    • 2-Ch, 12-bit, 1MHz DAC

    • Temperature sensor

  • • 24 configurable 32-bit counters / timers

    • Input capture, Output compares

    • PWMs, Pulse Counters, Watchdog timer

  • -40°C to +85°C

  • • 176 PQFP (20mm x 20mm)

    • 196 BGA (12mm x 12mm)

    • Low Earth Orbit Satellites

    • Avionics & Tactical Defense

    • Cost-Optimized Mixed-Signal Subsystems

    • Closed-Loop Motor & Actuator Control

    • Precision Sensor Fusion & Acquisition Control

    • High-Speed Real-Time ADCS Compute Analog Payload Instrument Control

    • Thruster & Reaction Wheel Managements

Block diagram of an Arm Cortex-M4 microcontroller architecture with AHB-Lite and APB buses, SRAM, peripherals, GPIO, ADC, DAC, timers, UART, SPI, I2C, DMA, and SWD.

One Design

One Design, Two Radiation Profiles

Dark blue printed circuit board pattern with electronic traces and components

RAD-HARDENED

Square woven yellow-and-black handbag with a centered V°YORAGO label and metallic corner hardware.
Square woven yellow-and-black handbag with a centered V°YORAGO label and metallic corner hardware.

Meet the VA41629, the radiation-hardened twin to the VA42629

Prototype on the VA42629, then deploy the VA41629 in the same footprint for medium Earth orbit, geosynchronous orbit, and deep space.

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Support

Production qualified and shipping now. Supported by the PEB1 development board and software kit. 

Green printed circuit boards with electronic components, connectors, and integrated circuits
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