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Electronics Materials

SEMI Collaborative Alliance for Semiconductor Test develops, coordinates, and directs all SEMI services for the semiconductor test community. CAST members include a range of semiconductor industry leaders, from automated test equipment (ATE) companies to integrated device manufacturers (IDMs) to fabless manufacturers to outsourced semiconductor assembly and test (OSAT) companies.

  • Participating CAST provides the opportunity to shape the future of semiconductor test through industry-wide collaboration.
  • CAST members work with their customers, suppliers and industry colleagues to:
    • develop industry standards that reduce costs and spurn innovation,
    • engage in valuable pre-competitive activities, and
    • serve as industry-wide advocates for the test industry and profession. 
  • CAST members are recognized as leaders in the industry and work to identify and leverage industry trends to benefit all industry stakeholders.
Electronics Materials

About CAST

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Platforms to connect you to the global electronics supply chain. Read More.

A SEMI Technology Community

CAST was formed in 2008 by semiconductor device makers and test industry suppliers to engage in and resolve common industry issues related to higher test equipment utilization, lower costs, and greater return on investment. In 2009, CAST became a SEMI Technology Community.  The founding supporters include Advantest, Amkor, Infineon, Intel, LTX-Credence, Qualcomm, Roos Instruments, Teradyne, and Verigy. Read More.

Members of Collaborative Alliance for Semiconductor Test (CAST) are recognized as leaders in the industry and work to identify and leverage industry trends to benefit all industry stakeholders. Read More

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CAST Information


  • Docking and Mounting Generic Terminology Guide (Published July 2012) Click here for free access to the guide.
  • Published SEMI Standards
    • SEMI G91-0513Standard Test Data Format (STDF) Memory Fail Datalog
    • SEMI T23-0119, Specification for Single Device Traceability for the Supply Chain

Featured Articles

CAST Activities

  • Chip ID & Traceability
  • Rich Interactive Test Database (RITdb)
  • Tester Event Messaging for Semiconductor (TEMS)

Upcoming Events

Past Events

Interested in becoming a CAST Member?

Contact Paul Trio for more information at: