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DescriptionQ671
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Q671DesignGoogleASIC interview problem

Place isolation and retention correctly

TechniquesLow powerIsolationRetentionPower domains
DifficultyEasy
TopicLow Power
LanguageSystemVerilog
Format4 choices
01

Problem

A switchable producer domain drives an always-on consumer. Some producer state must survive power-off, and producer outputs are invalid while its supply is off. Which low-power structures are required?

02

Answer choices (4)