iOBC image


The ISIS On Board computer (IOBC) is a flight-proven, high-performance processing unit based around an ARM9 processor with a speed of 400 MHz, making it one of the most capable on-board computers for CubeSats, currently available on the market within the same price range. Its pluggable daughter board offers additional flexibility and customizability by providing a wide range of extra interfaces for payloads, sensors or actuators in a compact form factor.

Mass: 94 grams mainboard
Dimensions: 96 x 90 x 12.4 mm
Power Consumption: 400 mW average
Power Supply: 3.3 V
Operating Temperature: -25 deg C to +65 deg C
Processor: 400 MHz 32-bit ARM9 processor
Volatile Memory: 64 MB SDRAM
Code Storage: 1 MB NOR Flash
Critical Data Storage: 512 kb FRAM
Mass Data Storage: 2 x 2GB high reliability SD cards for fail safe data storage (up to 32 GB on request) or 2x any size standard SD cards


CDH Subsystem
Component Type
On-Board Computer
Form Factor
Dry Mass
0.094 kg
Average Power
0.4 W
In Production
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