//chapter 8 example 4// clc clear //effective input resistance =Ra,maximum band width=B,total capacitance=Ct,mean thermal energy noise current=ith,open loop gain =A,total effective load resistance=Rtl// Ra=5*(10^6);//in ohms// Rb=5*(10^6);//in ohms// Rtl=(Ra*Rb)/(Ra+Rb);//total effective load resistance// Ct=5*(10^-12);//in farads// B=1/(2*%pi*Rtl*Ct); printf("\n a) maximum bandwidth=%f Hz\n",B) T=300;//in kelvin// Kb=1.38*(10^-23); ith=((4*Kb*T)/Rtl)*(10^27); printf("\n b) mean thermal energy noise current per unit band width=%f *(10^-27) A2Hz-1\n",ith) A=400;//open loop gain// Rf=(10^5);//in ohms// B1=A/(2*%pi*Rf*Ct); printf("\n C) a) maximum bandwidth without eualization for the transimpedance configuration=%f Hz\n",B1) ith=((4*Kb*T)/Rf)*(10^25); printf("\n C) b) mean square thermal noise current=%f*(10^-25) Hz\n",ith)