Imec, Rohm and Holst Centre showed off an all-digital PLL for IoT radio transceivers at the 2017 ISSCC. Whereas a PLL is traditionally one of the major power consumers in a radio and can take up to 30% of the radio area, this ADPLL is 0.18mm² in 40nm CMOS with 0.67mW power consumption. With all ...
Read full article: Imec develops all-digital PLL
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