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On the suitability of non-hardened high density SRAMs for space applications

Conference · · IEEE Transactions on Nuclear Science (Institute of Electrical and Electronics Engineers); (United States)
OSTI ID:5825865
; ; ; ;  [1];  [2];  [3]
  1. Space and Environment Technology Center, Aerospace Corp., El Segundo, CA (US)
  2. Fairchild Space Co., Germantown, MD (United States)
  3. CTA, Rockville, MD (US)
This paper reports on several non-radiation-hardened high density static RAMs (SRAMs) that were tested for susceptibility to single event upset (SEU) and latchup. Test results indicate that at present only a few such device types are suitable for use in space applications. Several additional factors such as susceptibility to multiple-bit upsets and to radiation induced permanent damage need to be taken into consideration before these device types can be recommended. One non-hardened SRAM device type has recently been used on a low-Earth orbit satellite, enabling the upset rate measured in space to be compared to that predicted from ground-based testing.
OSTI ID:
5825865
Report Number(s):
CONF-910751--
Conference Information:
Journal Name: IEEE Transactions on Nuclear Science (Institute of Electrical and Electronics Engineers); (United States) Journal Volume: 38:6
Country of Publication:
United States
Language:
English