SummaryPosted: Jan 10, 2022 Weekly Hours: 40 Role Number: 200201913 At Apple, we work every single day to craft products that enrich people’s lives. Do you love working on challenges that no one has solved yet? Do you like changing the game? We have an opportunity for a forward-thinking and especially talented PLL Circuit Designer. As a member of our dynamic group, you will have the rare and rewarding opportunity to craft upcoming products that will delight and inspire millions of Apple’s customers every day! Apple Silicon Engineering is seeking qualified PLL designers to work on the next generation PLLs for Apple’s world-leading systems-on-chip (SOCs). We are a growing analog/mixed-signal team involved in design and productization on leading-edge CMOS process technology nodes!
- The ideal candidate should have confirmed taking chips to production with experience in the following areas: Dual charge-pump PLL designs, Fractional-N PLLs, spread-spectrum PLLs, Digital PLL techniques, etc
- High speed digital circuit design and analysis
- High frequency signal integrity experience
- Experience with LC and RO VCO design. Good knowledge of band gaps, bias, op-amps, LDOs, feedback and compensation techniques as well as digitally assisted analog circuit techniques
- Lab and ATE test plans, measurement for characterization, and volume production.
DescriptionUnderstand system level requirements to build overall PLL specifications. Build behavioral models of PLL to drive architectural decisions and derive block-level requirements for analog and digital blocks. Work closely with mask design team to implement layout view of designs. Complete top-level spice and mixed-mode simulations to validate top-level integration. Run pre-tapeout verification flows to confirm design meets performance, power, reliability and timing requirements. Define production/bench-level test plans for post-silicon characterization. Work with lab engineers in taking lab measurements to validate IP. Review ATE and lab test results to resolve yield issues and drive bug fixes. Work with system teams in system bring-up and debug. Hold design reviews of blocks with peers/management to show design meets spec targets and requirements.
Education & ExperienceMasters or PhD Degree in Electrical Engineering with 10 to 15 years minimum experience Apple is an Equal Opportunity Employer that is committed to inclusion and diversity. We also take affirmative action to offer employment and advancement opportunities to all applicants, including minorities, women, protected veterans, and individuals with disabilities. Apple will not discriminate or retaliate against applicants who inquire about, disclose, or discuss their compensation or that of other applicants.
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