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Tail-Bit Tracking circuit with degraded VGS bit-cell mimic array for a 50% search-time and 200mV Vmin improvement in a Ternary Content Addressable Memory
- Source :
- CICC
- Publication Year :
- 2013
- Publisher :
- IEEE, 2013.
-
Abstract
- A memory sense-amplifier timing circuit emulates the behavior of weak memory tail-bits to improve Tail-Bit Tracking (TBT) across Process, Voltage and Temperature. The TBT circuit is used to generate timing for a search operation in a 32nm Ternary Content Addressable Memory (TCAM) compiler resulting in 200mV Vmin improvement at a constant performance, and 50% improved search-time performance at a constant Vmin. This TBT circuit was implemented in 32nm High-K Metal Gate SOI process to achieve 0.60V operation and support up to 1G search/sec throughput on a 2048×640bit TCAM instance.
Details
- Database :
- OpenAIRE
- Journal :
- Proceedings of the IEEE 2013 Custom Integrated Circuits Conference
- Accession number :
- edsair.doi...........99ff3a2ec768c922d496272daf232472