Can anyone help be in designing a simple OTA in subthreshold region. The Current equation I know is ID=Io x e(VGS/nVT), what will be the Io? and how can I design the OTA?
Can any one help me in understanding the gm/Id methodology. I want to design an OTA in subthreshold region. I have read in some article that people have used gm/Id method. How can I use the gm/Id method to design an OTA in subthreshold region?