Area and power saving standard cell methodology
First Claim
1. A semiconductor integrated circuit, the semiconductor integrated circuit including a circuit for adaptive power supply regulation, the semiconductor integrated circuit including gates in standard cells selected by a process using an automated design tool thatdetermines a first voltage for a slow corner based on timing requirements indicated by a register transfer level description, anduses a second voltage in performing timing analysis for the slow corner, the second voltage being higher than the first voltage.
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Accused Products
Abstract
A semiconductor integrated circuit including a circuit for adaptive power supply regulation and designed using a process that increases operating speed used for characterizing circuit operation at a slow corner. In some embodiments a slow corner voltage is set to a higher than expected level for timing analysis performed by automated design tools.
20 Citations
12 Claims
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1. A semiconductor integrated circuit, the semiconductor integrated circuit including a circuit for adaptive power supply regulation, the semiconductor integrated circuit including gates in standard cells selected by a process using an automated design tool that
determines a first voltage for a slow corner based on timing requirements indicated by a register transfer level description, and uses a second voltage in performing timing analysis for the slow corner, the second voltage being higher than the first voltage.
Specification