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Signal Electromigration (Signal EM): Violations, Examples, and Practical Fixes

  Hello Dear Readers,   Today in this post, I will provide some deep insight into the Signal Electromigration (Signal EM): Violations, Examples, and Practical Fixes. 1. Introduction: As technology nodes shrink into the deep‑submicron and nanometer regime (7nm, 5nm, 3nm and beyond), electromigration (EM) has become a first‑order reliability concern—not only for power/ground (PG) networks but also for signal nets. Signal EM failures are often underestimated because signal currents are transient and bidirectional. However, with higher switching activity, tighter metal pitches, thinner wires, and aggressive timing closure, signal EM can cause latent or early‑life failures if not addressed properly. This article explains: What Signal EM is and how it differs from PG EM Typical Signal EM violation scenarios Detailed, practical examples Root causes behind each violation Proven solutions and best practices to fix and prevent Signal EM issues 2. What is Signal Electromigration: El...
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Engineer I-Silicon Validation at Seagate

 Hello Dear Readers, 

Currently at Seagate Pune vacancy for Engineer I-Silicon Validation role.

About our group:

The group is part of Seagate's VLSI Organization spread globally across multiple sites. Seagate designs world-class controller SoCs for their HDDs. The group in Pune participates in the design, verification, physical design, and post-silicon validation activities of these complex SoCs. This group has some of the best talents from the industry and has taped out many controller chips.  

About the role - you will:

  • Participate in SoC post-silicon validation activities on HDD controllers such as Firmware development/enhancements for silicon validation
  • Participate in Validation test plan development for specific IP Codes
  • Work in Board/SoC to bring up participation, test plan execution and result logging
  • Collect debugging data using standard tools like protocol analyzers, logic analyzers, oscilloscopes 
About you:
  • Good  knowledge of Electronics
  • Ability to work under pressure and maintain positive attitude
  • Fluent in English communication and written communication
  • Good presentation skills

 

Your experience includes:

  • Good understanding of C programming
  • Good in problem-solving and decision making
  • Relevant Bachelor’s degree

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