HARDWARE / PRODUCTAdded 16 Jul 2026

GR765 Octa-Core RISC-V/SPARC Rad-Hard SoC

Gaisler
GR765 Octa-Core RISC-V/SPARC Rad-Hard SoC

Next-generation rad-hard system-on-chip with 8 RISC-V/SPARC cores, embedded FPGA, and integrated hardware security module.

Technical specifications

Cores
Up to 8, RISC-V/SPARC
Memory interfaces
DDR2/DDR3/DDR4
High-speed i/o
SpaceFibre, WizardLink
Embedded FPGA
Radiation-hardened eFPGA, 32k LUTs
Security
Isolated HSM SoC, PQC support, hardware root of trust
Frequency
800 MHz
Package
FF1760
Technology
STM 28 nm FDSOI
TID
50 krad (Si)
SEL
>= 60 MeV*cm²/mg @ Tj=+125C
L2 cache
4 MiB
L1 cache
32 KiB
DMIPS/core
2600
Max accessible memory
16 GiB
SpaceWire
12 external interfaces and 4 internal ports
Ethernet ports
6xRGMII or 4xSGMII or 8xQSGMII
MIL-STD-1553B
2x
CAN FD
4x

About

The GR765 is a high-performance radiation-hardened system-on-chip supporting up to 8 cores (RISC-V/SPARC), DDR2/DDR3/DDR4 memory interfaces, and integrated SpaceFibre and WizardLink high-speed communication interfaces. The GR765 includes a radiation-hardened embedded FPGA (eFPGA) with 32k LUTs that can interface directly with SpaceFibre/WizardLink for data decimation and in-hardware processing, avoiding the need for TMR or scrubbing. It also integrates an isolated SoC operating as a Hardware Security Module (HSM), providing authenticated boot, unique device identification, hardware root of trust, secure message signing/verification/encryption, key management, integrated crypto accelerators, and support for Post-Quantum Cryptography (PQC) algorithms.

Documentation

Need the full ICD, test reports or a specific revision? Ask the supplier directly.

Source: www.gaisler.com ↗

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