scholarly journals Low power high speed and high accuracy design methodologies for pipeline Analog-to-Digital converters

2008 ◽  
Author(s):  
Vipul Katyal
2020 ◽  
Vol 171 ◽  
pp. 1018-1026
Author(s):  
Sahil Jakhar ◽  
Vishal Singh Mandloi ◽  
Rupam Goswami ◽  
Kavindra Kandpal

Advanced medical equipments embedded with the sensors, analog to digital converters (ADC) and other equipment. Gain amplifier and the comparator are key blocks in ADCs improvement. Comparator is the key element in achieving a low offset and high slew ratein the ADCs, in addition power and speed optimizationdesigns are preferred. To achieve high speed and low power a modified architecture of a comparator is introduced. A 5V two stage comparator is designed to meet the specifications as, offset value <8.4mV, power dissipation <1.5mW and slew rate>14.68V/µS. Cadence Virtuoso tools and SCL 0.18 µm technology parameters are used for design. Designed comparator shows improved slew rate and power consumption in comparison with the existing comparators


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