Lam Research

Etch tools remove selected material from a wafer to transfer patterns and open features after lithography. This class of equipment is part of the middle of the wafer fabrication flow and is used to shape films on the substrate with controlled directional or selective material removal.
An etch system processes wafers in a chamber where gases or plasma chemistry react with exposed material. The tool is configured so process conditions can be tuned for the film type being removed, with separate chambers or process modules used for different etch and strip tasks.
Etch sits after lithography has defined a pattern in resist or another masking layer. It removes material from targeted regions of the wafer so the pattern becomes an actual structure in the underlying film or layer stack.
Etch tools of this class are used across integrated-circuit manufacturing whenever a patterned film must be opened, thinned, or removed in a controlled way. They support process flows for both dielectric and conductor layers, as well as photoresist removal after pattern transfer.
| Designation | Generation | Vintage | Changes | Source |
|---|---|---|---|---|
| Lam 2300 Etch Chamber | — | 2023 | Described as an etch chamber with 8-inch and 12-inch wafer sizes, 3 chambers, and included subsystems/software. | Equipment inventory listing[1] |
| Lam 2300 | — | 2019 | Listed as 12-inch equipment with KIYO EXP MRT. | Equipment inventory listing[2] |
| Lam 2300, 12" KIYO EXP MRT | — | 2019–2019 | Described as a 12-inch unit with KIYO EXP MRT. | Equipment inventory listing[2] |
| Lam 2300, 12" | — | 2016–2016 | Described as a 12-inch unit. | Equipment inventory listing[3] |
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It removes selected material from a wafer so that the pattern created by lithography is transferred into the film or substrate.
It is used after lithography has defined the mask pattern and before later process steps add or connect additional structures.
It performs controlled, selective removal from exposed regions while leaving masked regions largely protected.
Process control determines how uniformly and selectively material is removed, which affects feature shape, pattern fidelity, and layer integrity.
It is used to define circuit features, open contact areas, and shape layers used in integrated circuits and related microfabricated devices.
The following facts about the 2300 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 2300 are on record.
Answerable by: OEM historical records or a trade-press announcement
The control-system platform and OS era of the 2300 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 2300 are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the 2300 is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the 2300 are on record.
Answerable by: an OEM parts catalog or a service engineer
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Last updated Jul 30, 2026.
Oxford Instruments Plasmalab 80 Plus RIE is a reactive ion etcher with support for wafers up to 8 inches.
Lam Research Rainbow 4520 is a single-wafer plasma/RIE etching system described as part of the Rainbow 45XX series.
The Tegal 1511e is a tri-electrode dual-frequency plasma etch system for processing three- to six-inch wafers.