Waferpedia

Comparison ledger

APS versus CET25

SPTS APS and SPTS CET25, side by side. Every value shown is drawn from its cited encyclopedia entry.

Side-by-side comparison of selected equipment models
Attribute
APSSPTS
CET25SPTS
OEMSPTSSPTS
CategoryEtchEtch
Wafer size25-wafer batch
Process node
Introduced
Production run
Lifecycle
Lifecycle milestones
Control system
Generation
FamilySPTS APSSPTS CET25
Specifications
System typeICP-based high density plasma source[1]
Optimization targetDielectric etching[1]
Processing modeSingle wafer processing[1]
ClampingElectrostatic clamping[1]
End-point detectionOptical Emission Spectroscopy (EOS) and laser reflectometry/interferometry[1]
Gases availableO2, Ar, CHF3, He, C4F8, SF6, H2[1]
Process typeHF vapor release etch for MEMS[2]
Batch size25-wafer batch[2]
Target applicationMedium to high volume production applications[2]
Key benefitsHigh throughput; process chamber, gas and liquid panel, and pressure control components within a small footprint; extensive process control and monitoring functions[2]
Configuration supportVarious SPTS cluster configurations with the ability to support multiple process modules[2]

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Sources (2)Every fact above is drawn from these public sources
  1. [1]epfl.chepfl.ch
  2. [2]web.archive.orgweb.archive.org