EEWeb Member Projects: opamps

• Analog Solutions for the PAPR Problem in OFDM

  Posted Jun 20, 2011 By Kalpana Manickavasagam

  OFDM is the emerging technology for high data rates in various standards. In this project, a novel architecture has been proposed both in the transmitter and the receiver end, in order to provide a…
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  Full Duplex Digital Fiber Optic Voice Link

  Posted Jun 17, 2011 By Tak-Fung Yip

  The goal of this project is to design and build a full duplex digital fiber optic voice link over a length of 50m at minimum data rate of 64 kbps….
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• Design of a folded cascode opamp

  Posted Mar 28, 2011 By Justin George

  Design and IC layout with DRC/LVS checks for a fully differential Operational Amplifier with Common Mode Feedback circuit (CMFB) meeting specifications at 3 process corners (fast, slow & typical)…
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• Sigma Delta A/D Convertor

  Posted Mar 24, 2011 By Fangming Ye

  Designed the first order Sigma Delta A/D convertor for audio data collecting. Designed layout for Sigma Delta A/D modulator in Mentor IC and analyzed in Hspice. Simulated Sigma Delta converter in…
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• Off-line SMPS

  Posted Mar 18, 2011 By Cody Abbott

  For our junior design project, my teammate and I are building a switching power supply using a buck topology and a Labview interface. Design considerations are efficiency, safety, cost, size, and…
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• Mixed Signal Integrated Circuit Computer Project

  Posted Mar 04, 2011 By Han Lei Lock

  Designed a low-powered 0.18um technology Operational Amplifier by using Cadence tool. Improved the design to reduce the thermal noise and flicker noise.
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• Pipeline ADC Design Project

  Posted Mar 04, 2011 By Han Lei Lock

  Designed a 1.5-bit Analog to Digital Convertor (ADC) in 0.18um technology using Hspice. Improved the op-amp and designed voltage bandgap references and pipelined it into 8 bits ADC in 400kHz sample…
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  Two Stage Operational Transconductance Amplifier Design

  Posted Feb 02, 2011 By Kalpana Manickavasagam

  To design a 2-stage, single-ended op-amp with PMOS inputs with the following design specifications.
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• High speed High precision fully differential operational amplifier

  Posted Jan 30, 2011 By Kalpana Manickavasagam

  Two fully-differential amplifiers were designed which have a mid-band gain of 8, differential output swing of 1.6V, gain error1%, supply voltage=1.8V and the load capacitance is 0.7pF. The first…
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