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( Japanese version only )
The Proton400k™ computing platform is a high performance radiation hardened processing solution that meets the chalenges of the space environment. By utilizing Space Micro's patent pending radiation hardeing technologies, Freescale's advanced 90 nm dual-core microprocessor in the Proton400k™ provides a combination of performance, power, and radiation hardening that leads the industry. Space Micro, using its patent-pending Time- Triple Modular Redundancy™ (TTMR™) and Hardened Core (H-Core™) technologies, has proven to solve the SEU/SEFI issues often seen in CPUs.m these materials.
- 1.5 GHz, 64-bit (per core) dual core processor with 36-bit physical addressing and 7,200 raw MIPS
- Integer, Floating-Point, and VMX units
- 3,600 MIPS at 1E-4 errors/day SEU rate
- >100 krad (Si) total dose tolerance
- Single Event Latchup (SEL) Immunity>70 LET (MeV/mg/cm2)
- 32 KByte instruction cache/core
- 32 Kbyte data cache/core
- 1 MB L2 cache
- 128 to 512 MB SDRAM with EDAC
- 4 to 8 Gbits radiation hardened flash
- Power: 15 - 28 watts (depending upon peripherals, speed)
- Compact PCI (cPCI) 3U or 6U form factor
GNU-based tool chain support, with mutiple operating system options:
- Linux Board Support Package (BSP)
- VxWorks/Integrity Board Support Package
- PCI Express x1x2x4x8, 2.0 GB/s per lane
- SpaceWire (NASA core)
- 230 Kbps UART with RS-422
- 16 general purpose I/O pins
- 32 bit, 33 MHz PCI int /ext (v 2.2) bus
- 3 multi-channel buffered serial ports (SPI)
- 2 Inter-Integrated Circuit (I2C) buses w/multi-master & slave interface

