Nano Power Current Reference Circuit consisting of Sub-threshold CMOS Circuits
نویسندگان
چکیده
This paper proposes a low voltage CMOS Nano power current reference circuit and presents its performance with circuit simulation in 180nm UMC CMOS technology. The proposed circuit consists of start-up, Bias-voltage, currentsource sub-circuits with most of the MOSFETs operating in sub-threshold region. Simulation results shows that the circuit generates a stable reference current of 4-nA in supply voltage range 1 V1.8 V with line sensitivity of .The temperature coefficient of the current was at 1.8 V in the range of . The power dissipation was 380 NW at 1.8 V Supply. The proposed circuit would be suitable for use in sub-threshold –operated power-aware large-scale integration.
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