OBCM On-Board Computer Module
CAVU Aerospace
Flash-based FPGA on-board computer module with ARM Cortex-M3, 160 Mbit MRAM, 24 Gbit NAND flash, and 100 digital I/O channels for space missions up to 5 years.
Technical specifications
- Processor
- ARM Cortex-M3 on Microsemi SmartFusion2 FPGA
- Performance
- 150 DMIPS @ 128 MHz
- RAM
- 160 Mbit MRAM (128 Mbit + 32 Mbit ECC)
- NAND Flash
- 24 Gbit SLC
- Digital I/O
- 100 outputs + 90 inputs
- CAN 2.0
- 5x
- RS422 / RS485
- 8x each
- Dimensions
- 203 x 175 x 22 mm
- Mass
- 1000 g
- Power Consumption
- 1.5-3 W
- Input Voltage
- 5V +/-5%
- Radiation TID
- 30 krad (Si)/yr
- Operating Temperature
- -40 to +85 deg C
- LEO Lifetime
- 3-5 years
About
The CAVU OBCM is a state-of-the-art FPGA-based computing system designed for reliability and efficiency in critical space missions. Built around a Microchip/Microsemi SmartFusion2 Flash-Based FPGA with integrated ARM Cortex-M3 core, it provides scalability, redundancy, and tolerance to challenging space environments while maintaining precision timing, high throughput, and minimal power consumption. Features 160 Mbit MRAM, 24 Gbit SLC NAND flash, 5 CAN buses, and 8 RS422/RS485 channels.
Documentation
No public datasheet yet — request the datasheet / ICD from the supplier.
