SEMI G58 - Specification for Cerquad Package Constructions

Volume(s): Packaging
Language: English
Type: Single Standards Download (.pdf)

This Standard was technically approved by the global Assembly & Packaging Technical Committee. This edition was approved for publication by the global Audits and Reviews Subcommittee on July 1, 2011. Available at and in August 2011; originally published in 1994.


NOTICE: This Document was reapproved with minor editorial changes.


This Specification defines the acceptance criteria for cerquad package components and includes requirements for the base, leadframe, window frame, cap and sealing glass materials.



Referenced SEMI Standards

SEMI G21 — Specification for Plating Integrated Circuit Leadframes

SEMI G23 — Test Method of Inductance for Internal Traces of Semiconductor Packages

SEMI G24 — Test Method for Measuring the Lead-to-Lead and Loading Capacitance of Package Leads

SEMI G25 — Test Method for Measuring the Resistance of Package Leads

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