6V VIN O VOUT RA It is given that the NMOS parameters are k, = 54 and VTH,n AV = 2mV. Assume no channel length modulation. = 0.5V and the resistor RA = 1kN. Use a.) Find the VTC of this amplifier. b.) Find the input bias voltage needed to achieve an output voltage of 3.0V and find the amplifier's gain at this bias condition. c.) Find the input bias voltage needed for maximum output voltage swing. 루

estion 2: Consider the BJT circuit given here. ( Write the input and output loop equations For the given values of Vcc= 10 V, Vin = 4V and resistor values, calculate all current values (IB, IC and IE) and VCE Assume that the ß for the transistor is 100 and the voltage drop across LED connected between Collector terminal and resistor (Rc) 2.1 V. TH i. ii. 111. VIN Vcc Rg=100 kΩ Re=2 kΩ LED 2.1 V B= 100 Based on the above analysis, correctly identify the current mode of operation Cutoff mode Active linear mode Saturation mode

Construct an approximate voltage transfer characteristic curve of the amplifier by filling up the table below using the large signal model of the transistor and plotting the results. VI (volts) vo (volts) -2.0 0.0 1.0 2.0 Remarks assume linear transition to saturation transition to cut-off assume cut-off VI 2.5 V 100 K Ţ Vo

In the above circuit, BJT's VT values ​​are not identical. a) For the collector currents of transistors to be 2 mA What should the R0 value be? b) Find the values ​​for gm1 and gm2. c) Find the differential mode gain (ADM). d) Find the common mode gain (ACM). e) Find the CMRR value.