Waferpedia

Comparison ledger

RIE-10 versus XeF2

SPTS RIE-10 and SPTS XeF2, side by side. Every value shown is drawn from its cited encyclopedia entry.

Side-by-side comparison of selected equipment models
Attribute
RIE-10SPTS
XeF2SPTS
OEMSPTSSPTS
CategoryEtchEtch
Wafer size6-inch wafersUp to 6-inch wafers
Process node
Introduced
Production run
Lifecycle
Lifecycle milestones2013 Acquisition of XACTIX, Inc. · 2013 XACTIX acquisition
Control system
Generation
FamilySPTS RIE-10SPTS XeF2
Specifications
Etch rate6–10 µm/min[1]
Aspect ratio50:1[1]
Selectivity to resist>50:1[1]
Selectivity to silicon oxide>100:1[1]
Uniformity<5% across 6-inch wafers[1]
Primary RF powerup to 3,000 W[1]
Secondary RF powerup to 3,000 W[1]
Substrate powerup to 300 W[1]
Chuck temperature range-15°C to +40°C[1]
Sample size handling6-inch or smaller samples[1]
End point detectorClaritas End Point Detector[1]
Etch typeIsotropic etch[2]
SelectivityOver 1000:1 between Si/photoresist, Si/SiO2, and Si/SiN[2]
Gas flow modesContinuous and pulsed gas flow[2]
Operating temperatureRoom temperature[2]
PlasmaNo plasma[2]
Substrate sizeUp to 6-inch wafers[2]
Isotropic etch materialsSi, Mo, Ge, W, C[2]

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Sources (2)Every fact above is drawn from these public sources
  1. [1]cns1.rc.fas.harvard.educns1.rc.fas.harvard.edu
  2. [2]aggiefab.tamu.eduaggiefab.tamu.edu