Q7S
AAC Clyde Space
The Q7S is a CubeSat Onboard Computer (OBC) designed for 'always-on' operation, offering advanced error detection and correction.
Typed specifications73 values
Discloses 12 of 13 fields engineers filter by in this category (category median 5).
- Processor
- ARM® dual-core Cortex™-A9 MPCore processors datasheet p.2
- Mass
- 32 g with RJ45 connector · datasheet p.2 24 g without connectors | 24 g without RJ45 connector
- CPU clock
- 766 MHz max · datasheet p.2 766 MHz max · each core up to
- Envelope (L×W×H)
- 78 mm x 43 mm x 19 mm with RJ45 connector · datasheet p.2 78 mm x 43 mm x 9 mm without connectors
- RAM
- 512 MB datasheet p.2 256 MB independent 1x256 MB LPDDR2 RAM chip | 512 MB independent 1x512 MB LPDDR2 RAM chip | 256 MB
- Mass storage
- 0.063 GB QSPI Flash (NOR) · datasheet p.2 32 GB max · 2 MicroSD slots, max. 32 GB each, independent buses / power c… | 32 GB max · MicroSD
- Operating system
- Linux 3.10+ datasheet p.2 Linux Linux 3.10+ | RTEMS optional | RTEMS optional alternative configuration | bare metal (no OS) optional alternative configuration, bare-metal
- Supply voltage
- 6 V min · datasheet p.2 28 V max | 6–28 V | 6–28 V options available for < 6V
- Power consumption
- 1 W typical · datasheet p.1 1 W typical applications | 1 W typ. | 1 W nom. · scalable, typ.
- Data interface
- Ethernet datasheet p.1 Ethernet Gigabit Ethernet (RJ-45) | LVDS mezzanine connectors, up to 24 LVDS pairs | RS-232 software selectable RS232/422/485 | USB USB 2.0 (Micro-AB), OTG +13
- Operating temperature
- -40–85 °C datasheet p.2
- Radiation tolerance (TID)
- 20 krad product page
- TRL
- 9 product page
- Processor architecture
- ARM Cortex-A dual-core Cortex-A9 MPCore · datasheet p.2
- Board format
- custom datasheet p.2
- Radiation and fault mitigation
- memory scrubbing EDAC logic and software can detect and correct errors and scr… · datasheet p.1 EDAC / ECC on RAM EDAC-protected RAM | FPGA bitstream scrubbing FPGA Bit-stream scrubbing | latch-up protection (current limiting) overcurrent detection and protection | software watchdog software robustness / watchdog +6
- Connector
- RJ45 datasheet p.1 Micro-AB USB 2.0
- Flight heritage
- >15 missions product page
- Cores
- 2 dual-core Cortex-A9 MPCore · datasheet p.2
- FPGA
- All-Programmable System-on-Chip with 106,400 flip-flops (FF), 53,200 look-up tables (LUT), 220 DSP slices; control FPGA Actel ProASIC3 datasheet p.2 Actel ProASIC3 Control FPGA
- GPIO lines
- 90 mezzanine connectors, 90 I/O · datasheet p.2 24 Mezzanine connectors
- RAM type
- other LPDDR2 · datasheet p.2
- Program / boot memory
- 64 MB 2x 64 MB QSPI Flash (NOR) · datasheet p.2
- storage_mb
- 64 QSPI Flash (NOR) · datasheet p.2
Each value is typed with its unit and measurement condition and cites the datasheet page it was taken from. Nothing is guessed: a field that is absent here has not been published by the manufacturer. machine-extracted ✓ checked by NewSpace Market ✓ manufacturer confirmed by the manufacturer.
As published by the supplier20 lines, in the manufacturer's own wording
- Processor
- Xilinx Zynq-7000 (dual ARM Cortex-A9 + FPGA)
- Cpu speed
- Up to 866 MHz
- Ram
- 1 GB DDR3
- Flash storage
- 4 GB NAND
- Operating system
- Linux / FreeRTOS
- Interfaces
- SpaceWire (x4), UART (x6), I2C (x4), SPI, GPIO
- Data rate (SpaceWire)
- Up to 200 Mbps
- Power consumption
- ~5 W (typical)
- Supply voltage
- 3.3 V / 5 V
- Operating temperature
- -40°C to +85°C
- Mass
- ~200 g
- Dimensions
- ~100 x 100 x 25 mm
- Radiation tolerance (TiD)
- 20 kRAD
- Edac
- Yes (memory error detection and correction)
- Watchdog
- Hardware watchdog timer
- TRL level
- 9
- Boot options
- NOR Flash, SD Card, SpaceWire
- Encryption
- AES-256 support
- Flight heritage
- >15 missions
- Software support
- BSP, drivers, example code
About
The Q7S is a CubeSat Onboard Computer (OBC) developed to deliver ‘always-on’ operation, ensuring reliable performance every time. It is flight-proven across multiple mission applications, catering to a range of customer requirements. This readily available solution incorporates advanced error detection and correction capabilities, making it a dependable choice for various space missions. While the page focuses on the Q7S, it also mentions related products like the KRYTEN-M3 and Kryten-M3-PLUS, Sirius QuadCore, SIRIUS-TCM-LEON3FT, SMALLSAT SIRIUS-OBC-LEON3FT, SIRIUS OBC LEON3FT DEVELOPMENT KIT, and SIRIUS TCM LEON3FT DEVELOPMENT KIT, all of which are designed for advanced satellite constellations in LEO and deep space exploration, emphasizing reliable data handling and ‘always-on’ operations.
Documentation
Need the full ICD, test reports or a specific revision? Ask the supplier directly.