40 nm

UMC Rolls Out 22-Nanometer

December 13, 2019May 25, 2021 David Schor 22 nm, 22ULL, 22ULP, 28nm, 40 nm, UMC

UMC says it has started rolling out its 22-nanometer planar process, offering a new lower-power and cost-sensitive migration path from existing 40nm and 28nm nodes.

Architectures Neural Processors

Analog AI Startup Mythic To Compute And Scale In Flash

October 6, 2019May 25, 2021 David Schor 40 nm, AI, analog, eFlash, embedded flash, inference, Mythic, neural processors, RISC-V

A look at the IPU architecture of analog AI startup Mythic which attempts to significantly reduce the power consumption by computing directly in analog in flash.

Foundries

Fujitsu Semi Sells 300mm Mie Fabs

June 29, 2018May 25, 2021 David Schor 300mm, 40 nm, Fujitsu, Japan, MIFS

Fujitsu is selling its semiconductor factory in Mie to Taiwanese pure-play United Microelectronics

Architectures Circuit Design ISSCC 2018 Neural Processors

QUEST, A TCI-Based 3D-Stacked SRAM Neural Processor

April 25, 2018May 25, 2021 David Schor 3D packaging, 40 nm, 40LP, AI, die stacking, Hokkaido University, ISSCC, ISSCC 2018, Keio University, neural processors, process technology, TCI, ThruChip Interface, TSMC, TSV

Attempting to address the memory bandwidth problem, the QUEST neural processor uses 3D-stacked SRAM dies along with ThruChip Interface wireless communication technology to deliver sufficiently high bandwidth to sustain peak processing performance.