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Tokyo Electron

Unity 85 DS

Tokyo Electron Unity family
Research Quality: 10% complete
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Fig. — Manufacturer logo, not a photo of this toolWikimedia Commons (see file page for license)

Vacuum

3ea pumps[1]

Gas delivery

C4F8, O2, Ar[1]

What is it?

What do the numbers mean?

Vacuum & pumping1

3ea pumps[1]
Accurate?

Gas & chemistry1

Gas
C4F8, O2, Ar[1]
Accurate?

Configuration & options3

2 chamber[1]
Accurate?
Oxide etch with end point[1]
Accurate?
OS
Lynx[1]
Accurate?

Vintage & configurations

Documented models & variants

DesignationGenerationVintageChangesSource
U 2 S 855 IIEquipment inventory listing[1]
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What does it need to run?

Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.

  • Configuration3ea pumps[1]
  • GasC4F8, O2, Ar[1]

Where are the manuals?

Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.

Not publicly documented

Field notes

No research found yet — worked with this tool? Share what you know.

Frequently asked questions

What process is the Unity 85 DS configured for?

It is configured for oxide etch with end point.[1]

Not publicly documented

The following facts about the Unity 85 DS are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.

  • No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the Unity 85 DS are on record.

    Answerable by: OEM historical records or a trade-press announcement

  • The control-system platform and OS era of the Unity 85 DS are not on record.

    Answerable by: an engineer who operated it or OEM installation records

  • No publicly documented failure modes or field errata for the Unity 85 DS are on record.

    Answerable by: a field service engineer, process engineer, or maintenance technician

  • The process node or technology generation of the Unity 85 DS is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

  • No publicly documented compatible parts, consumables, or accessories for the Unity 85 DS are on record.

    Answerable by: an OEM parts catalog or a service engineer

No research found yet — worked with this tool? Share what you know.

Sources & citations

Sources (1)Every fact above is drawn from these public sources
  1. [1]inventory listing
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Last updated Jul 29, 2026.

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