Specific Process Knowledge/Etch/ICP Metal Etcher/silicon/nano/Sinan33: Difference between revisions

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== The Sinano3.3 recipe ==
== The Sinano3.3 recipe ==
 
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|+ '''Recipe Sinano3.3'''
|+ '''Recipe Sinano3.3'''
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| Mask
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| 180 nm zep etched down to 64 nm
| The [[Specific Process Knowledge/Etch/ICP Metal Etcher/silicon/nano/nanoetch/180nmzep|180 nm zep resist]] etched down to 64 nm
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Latest revision as of 16:17, 24 August 2021


The Sinano3.3 recipe

Recipe Sinano3.3
Recipe Gas BCl3 5 sccm, HBR 15 sccm
Pressure 2 mTorr, Strike 3 secs @ 5 mTorr
Power 900 W CP, 75 W PP
Temperature 20 degs
Hardware 100 mm Spacers
Time 180 secs
Conditions Run ID 430, 4325 ID
Conditioning Sequence: Oxygen clean, MU tests, processes, no oxygen between runs
Mask The 180 nm zep resist etched down to 64 nm


Nominal trench line width ' ' 30 60 90 120 150 Average Std. dev.
Etch rate nm/min 71 101 114 120 122 105 21
Sidewall angle degs 82 82 81 82 81 82 1
CD loss nm/edge -4 -2 -2 -5 5 -2 4
CD loss foot nm/edge -4 7 13 13 25 11 11
Bowing 10 11 10 -2 1 6 6
Bottom curvature -27 0 -17 -6 -5 -11 11
Zep etch rate 51