# SSMM
*bus . products*

SSMM is Dragonfly's solid-state mass memory product for high-speed data storage on low Earth orbit spacecraft.

## Specifications
- **manufacturer**: dragonfly
- **deployment context**: orbital
- **entity type**: bus
- **last verified date**: 2026-05-28
- **verified by**: operator
- **claim status**: unclaimed
- **provider**: dragonfly
- **attributes**: {"kind":"bus","product_status":null,"manufacturer":"dragonfly","description":"SSMM is Dragonfly's solid-state mass memory product for high-speed data storage on low Earth orbit spacecraft.","sensor":null,"bus":null,"ground_segment":null,"launcher":null,"analysis_service":null,"deployment_context":"orbital"}

## Editorial
SSMM is Dragonfly Aerospace's flight-proven high-speed solid-state mass memory for low Earth orbit spacecraft, available exclusively as part of Dragonfly spacecraft system solutions.[^dragonfly-ssmm-page]

The product is ITAR-free and TRL 9, and Dragonfly's components overview also lists the component family as ITAR-free and TRL 9.[^dragonfly-ssmm-page][^dragonfly-components-overview]

The unit uses a EuroCard 3U form factor, provides 512 GB of stand-alone capacity, and can be combined in parallel to form larger memory banks.[^dragonfly-ssmm-page]

It lists maximum read and write speeds of 26 Gbps, dimensions of 160 x 107 x 29 mm, and a mass of 0.35 kg.[^dragonfly-ssmm-page]

The environmental and power figures are -10 C to +50 C operating temperature, +5 V regulated supply, 6 W nominal consumption, and design life up to 8 years in low Earth orbit.[^dragonfly-ssmm-page]

Data integrity features include Reed-Solomon (128,120) error correction and bad block management.[^dragonfly-ssmm-page]

Interfaces include dual redundant CAN, one RS-485, two RS-422, four GTx inputs up to 4 Gbps, two GTx outputs up to 2 Gbps with LVDS flow-control input, and six LVDS outputs up to 100 Mbps.[^dragonfly-ssmm-page]

Built-in functions include memory testing, individual image or full erase, image table management, ZIP and JPEG 2000 compression, thumbnail generation, and histogram generation.[^dragonfly-ssmm-page]

## Sources
- [dragonfly-ssmm-page] | Dragonfly Aerospace SSMM technical specification page | https://dragonflyaerospace.com/components/ssmm/ | tier=operator-datasheet | accessed=2026-05-28 | author=Dragonfly Aerospace
  Official product page with technical specification table; page labels a brochure download but no separate PDF href was exposed during this pass.
- [dragonfly-components-overview] | Dragonfly Aerospace satellite components overview | https://dragonflyaerospace.com/components/ | tier=operator-marketing | accessed=2026-05-28 | author=Dragonfly Aerospace
  Official components index cross-checking ITAR-free and TRL summary labels.

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Source: https://eo-atlas.org/products/bus/dragonfly-ssmm
Maintainer: SpectraWorks B.V. (CC-BY 4.0)