Roadmap for ferroelectric memory: Challenges and opportunities for imc applications

S De, M Lederer, Y Raffel, F Müller… - 2022 19th …, 2022 - ieeexplore.ieee.org
CMOS compatibility and the low process temperature of hafnium oxide (HfO 2) make HfO_2-
based ferroelectric FETs an excellent candidate for logic, memory, and neuromorphic …

Demonstration of multiply-accumulate operation with 28 nm fefet crossbar array

S De, F Müller, N Laleni, M Lederer… - IEEE Electron …, 2022 - ieeexplore.ieee.org
This letter reports a linear multiply-accumulate (MAC) operation conducted on a crossbar
memory array based on 28nm high-k metal gate (HKMG) Complementary Metal Oxide …

Synergistic Approach of Interfacial Layer Engineering and READ-Voltage Optimization in HfO2-Based FeFETs for In-Memory-Computing Applications

Y Raffel, S De, M Lederer, RR Olivo… - ACS Applied …, 2022 - ACS Publications
This article reports an improvement in the performance of the hafnium oxide-based (HfO2)
ferroelectric field-effect transistors (FeFET) achieved by a synergistic approach of interfacial …

Read-optimized 28nm hkmg multibit fefet synapses for inference-engine applications

S De, F Müller, HH Le, M Lederer… - IEEE Journal of the …, 2022 - ieeexplore.ieee.org
This paper reports 2bits/cell ferroelectric FET (FeFET) devices with 500 ns write pulse of
maximum amplitude 4.5 V for inference-engine applications. FeFET devices were fabricated …

[HTML][HTML] 28 nm high-k-metal gate ferroelectric field effect transistors based synapses—A comprehensive overview

Y Raffel, F Müller, S Thunder, MR Sk, M Lederer… - … , Devices, Circuits and …, 2023 - Elsevier
In this invited article we present a comprehensive overview of 28 nm high-k-metal gate-
based ferroelectric field effect transistor devices for synaptic applications. The devices under …

Ferroelectric Content-Addressable Memory Cells with IGZO Channel: Impact of Retention Degradation on the Multibit Operation

MR Sk, S Thunder, D Lehninger, S Sanctis… - ACS Applied …, 2023 - ACS Publications
Indium gallium zinc oxide (IGZO)-based ferroelectric thin-film transistors (FeTFTs) are being
vigorously investigated for being deployed in computing-in-memory (CIM) applications …

1f-1t array: Current limiting transistor cascoded fefet memory array for variation tolerant vector-matrix multiplication operation

MR Sk, S Thunder, F Müller, N Laleni… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This letter proposes a memory cell, denoted by 1F-1 T, consisting of a ferroelectric field-
effect transistor (FeFET) cascaded with another current-limiting transistor (T). The transistor …

[HTML][HTML] SPICE compatible semi-empirical compact model for ferroelectric hysteresis

M Lederer, R Olivo, N Yadav, S De, K Seidel… - Solid-State …, 2023 - Elsevier
This paper reports a semi-empirical, SPICE compatible and computationally efficient
compact model for ferroelectric capacitors (Fe-CAP) description. This compact model is …

Interfacial layer engineering to enhance noise immunity of fefets for imc applications

Y Raffel, S Thunder, M Lederer, R Olivo… - … Conference on IC …, 2022 - ieeexplore.ieee.org
This article reports an improvement in the low-frequency noise characteristics in hafnium
oxide-based (HfO 2) ferroelectric field-effect transistors (FeFET) by interfacial layer (IL) …

Low-power vertically stacked one time programmable multibit IGZO-based BEOL compatible ferroelectric TFT memory devices with lifelong retention for monolithic 3D …

S De, S Thunder, D Lehninger, MPM Jank… - Embedded Artificial …, 2023 - taylorfrancis.com
This article demonstrates indium gallium zinc oxide-based onetime programmable
ferroelectric memory devices with multilevel coding and lifelong retention capability. The …