on front   Silicon RIE (smooth sidewalls)  |  
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              | Process characteristics: | 
            
            | Depth | 
             | 
            
            | Etch rate | 
            1 µm/min | 
            
            | Etch type | 
            dry anisotropic | 
            
            | Material | 
            silicon | 
            
            | Selectivity Primary material removal rate divided by removal rates of secondary materials (i.e., factors by which primary material is removed faster than secondary materials)  | 
            photoresist (category): 3, silicon dioxide: 20 | 
            
            | Sides processed | 
            either | 
            
            
            | Wafer size | 
            
 | 
            
            
            
            | Equipment | 
            Applied Materials Centura 5200 etcher | 
            
            
            
              | Equipment characteristics: | 
            
            | Batch sizes | 
            100 mm: 1, 150 mm: 1 | 
            
            | MOS clean | 
            no | 
            
            | Wafer geometry Types of wafers this equipment can accept  | 
            1-flat, 2-flat | 
            
            | Wafer materials List of wafer materials this tool can accept (not list of all materials, just the wafer itself).  | 
            Pyrex (Corning 7740), silicon on insulator, silicon, fused silica | 
            
            | Wafer thickness List or range of wafer thicknesses the tool can accept  | 
            300 .. 1000 µm | 
            
            
            
              | Comments: | 
            
            
        
           | 
        
        
            
              | Extra terms | 
            
            
        
          No materials with Gold contamination will be processed at this fab site. Certain services (for example, oxidation, diffusion, and sputter deposition) will be provided if wafers are virgin, or all pre-processing steps have been performed at this fab site.   |