Saumil Vora

7 Questions 9 Answers 0 Followers

Questions related from Saumil Vora

Need a spice model card for capacitor and resistor.

Hi! I am designing a CMOS op-amp using TSMC's 180nm technology node. In that I have used a discrete capacitor and resistor for compensation. To improve accuracy of the design I need model card for...

18 February 2016 6,994 0 View

How do I design an amplifier using gm/id methodology?

I want to design an Op-Amp using CMOS technology. For that I have been designing a differential amplifier as an input stage. I am stuck at transistor sizing. Recently I came across gm/id...

26 October 2015 2,589 9 View

How to design a common source amplifier?

I want to design a common source amplifier that can provide gain of -28dB at 180nm technology. Which topology will be the best for this purpose? How should I bias the transistor i.e what should be...

13 July 2015 153 3 View

How can I decide the W/L ratio of MOSFET?

In analog IC design we choose length of MOSFET as per technology file, but what for width? Means how I can decide the width of MOSFET for particular application?

24 April 2015 8,709 19 View

Which technology file/ transisitor could be used at RF frequency?

Hello Everyone, I want to implement a CMOS inverter that can work at GSM band (850MHz/900MHz) in SPICE tool. I am using TSMC's 180nm model file. I am not getting exact output at this much high...

01 April 2015 4,825 7 View

How can speed and power be measured in Xilinx?

I have implemented 4-bit adders (Ripple carry and carry look ahead adder) on VHDL (Xilinx ISE design suit). How can I measure speed and power of both the designs for comparison?

26 February 2015 5,209 6 View

Why do we use small signal analysis for CMOS circuit design? Is there any method to find gain of CMOS circuits without deriving small signal model?

How can I compute gain of analog circuits like current mirrors and op-amps using CMOS?

12 February 2015 5,061 3 View