Sirius QuadCore LEON4FT
AAC Clyde Space
Quad-core LEON4FT OBC at 250 MHz with TMR fault tolerance, 4 Gbit SDRAM, 4x SpaceWire. Linux 4.9 or RTEMS 5. Designed for 5-7 year LEO and deep space missions.
Technical specifications
- Design Life
- 5-7 years in LEO
- Processor
- Quad core LEON4FT SPARC v8 @ 250 MHz/core
- Operating System
- Linux 4.9 or RTEMS 5
- SDRAM
- 4 Gbit + 2 Gbit EDAC
- Operating Temperature
- -30 to +60 C
- Radiation (TiD)
- 20 kRAD (qualified >30 kRAD, Si)
- SpaceWire
- 4x up to 300 Mbit, inbuilt router
- CAN
- 2x CAN 2.0b
- Input Voltage
- 5-12 V
- Power Consumption
- 4 W nominal
- Dimensions
- 100 x 100 x 15 mm
- Mass
- approx. 100 g
About
Sirius QuadCore is a next-generation CDH solution for high-performance data processing in New Space nanosatellite missions. Features a powerful 250 MHz LEON4FT quad-core fault-tolerant processor. Combines flight-proven Sirius OBC with quad-core computing and mass memory with CCSDS stack. Enhanced EDAC with SEE tolerance through TMR on boot flash and EDAC on memories. Modular design with CAN bus for commanding and SpaceWire router for subsystem communication. Supports Linux 4.9 or RTEMS 5 with GCC toolchain. 4 Gbit SDRAM + 2 Gbit EDAC. 4x SpaceWire up to 300 Mbit with inbuilt router. Designed for 5-7 years in LEO.
Documentation
Need the full ICD, test reports or a specific revision? Ask the supplier directly.
