A Programmable and Configurable Mixed-Mode FPAA SoC
A Programmable and Configurable Mixed-Mode FPAA SoC
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DOI:
10.1109/tvlsi.2015.2504119
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发表时间:
2016-06-01
影响因子:
2.8
通讯作者:
Ramakrishnan, Shubha
中科院分区:
文献类型:
--
作者:
George, Suma;Kim, Sihwan;Ramakrishnan, Shubha
This paper presents a floating-gate (FG)-based, field-programmable analog array (FPAA) system-on-chip (SoC) that integrates analog and digital programmable and configurable blocks with a 16-bit open-source MSP430 microprocessor (mu P) and resulting interface circuitry. We show the FPAA SoC architecture, experimental results from a range of circuits compiled into this architecture, and system measurements. A compiled analog acoustic command-word classifier on the FPAA SoC requires 23 mu Wto experimentally recognize the word dark in a TIMIT database phrase. This paper jointly optimizes high parameter density (number of programmable elements/area/process normalized), as well as high accessibility of the computations due to its data flow handling; the SoC FPAA is 600 000x higher density than other non-FG approaches.