A 28nm high-k metal-gate SRAM with Asynchronous Cross-Couple Read Assist (AC2RA) circuitry achieving 3x reduction on speed variation for single ended arrays

Autor: Chih-Chieh Chiu, Jung-Ping Yang, Wei-Shuo Kao, Chia-En Huang, Hong-Chen Cheng, Jonathan Chang, Robin Lee, Hong-Jen Liao
Rok vydání: 2012
Předmět:
Zdroj: VLSIC
Popis: Asynchronous Cross-Couple Read Assist (AC2RA) circuitry scheme was invented for single-ended sensing to minimize speed variation in 28nm HKMG process. It improves SRAM array speed variation by 63.3% which is adequate to cover 6σ variation. Access time is also boosted by faster sensing.
Databáze: OpenAIRE