Satellites and subsystems > Command and Data Handling (C&DH) systems > On-Board Computers (OBCs) > Lammar-HR-L3 - Rad-hard LEON3 OBC
Key highlights
The Space Core Lammar-HR-L3 is a radiation-hardened CPU designed for space applications.
It is based on a 32-bits LEON3-FT SPARC V8 dual-core Processor, SRAM, SDRAM, dual FLASH memory for executive allocation, and a PROM device devoted to Bootloader allocation. It can operate in temperatures ranging between -55°C to +125°C.
The product is customizable as per the customer's mission configuration requirement.
Applications
- Modular mission management On Board Computer for LEO and MEO
- Modular navigation computer for LEO and MEO
- Modular payload computer for LEO, MEO, and GEO
Key features
- High Performance Rad-Hard components
- Three micro DB9 and three type D-Subminiature HD connectors for external interfaces
- One dual core Leon3-FT SPARC V8 compliant 32-bit processor
- One 32K x 8-bits PROM Memory
- Two 8M x 8-bits FLASH Memories
- One 4M x 39-bits (32 bit data plus 7 bit for EDAC) SRAM Memory
- One 64M x 48-bits (32 bit data plus 16 bit for Reed Solomon EDAC) SDRAM Memory
- Power supervisory circuit to monitor supply voltages and protect the CPU
- Watchdog system to automatically reset in case of the software fails
- Triple Hardware Rescue under sw fail
Testing & qualification
- NASA Standards
- ECSS standards, including
- Q-ST-x and E-ST-x
- MIL STD 810
- MIL STD 4161E
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Last updated: 2024-01-03
Lammar-HR-L3 - Rad-hard LEON3 OBC
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