Process variability analysis of a Si/SiGe HBT technology with greater than 200 GHz performance

Authors:
  • ASA. Stricker
    A. Stricker
  • GFG. Freeman
    G. Freeman

Abstract
A process tolerance analysis of a SiGe NPN HBT with >200 GHz f/sub T/ and >250 GHz f/sub MAX/ is presented. AC and DC device results on 200 mm wafers demonstrate a wide process window resulting in a highly manufacturable HBT technology.