Current Domain

A 194.6-TOPS/W Pipelined All Current Domain Mixed Signal Compute in Memory in 28nm CMOS

A 194.6-TOPS/W Pipelined All Current Domain Mixed Signal Compute in Memory in 28nm CMOS 150 150

Abstract:

Mixed-signal CIM faces bit-cell nonlinearity, poor linearity at high frequency, and throughput limits. We present a hybrid pipelined current-domain MS-CIM macro featuring Bit-Cell Matched Linearization Interface (BMLI) and Loop-unrolled SAR ADC fabricated in 28 nm CMOS. A 256×256 SRAM array with 8-bit inputs, 8-bit weights achieve 10.16 TOPS peak throughput, 194.59 TOPS/W compute …

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