• Electrical Engineering Archive: Questions from 2023-09-25

    E8.10 You are given a PMOS common-source amplifier with the device data shown in Fig. E8.10. (a) Find the value for RD and VBIAS so that ID = 500 uA when VOUT = 0 V. (b) Calculate the parameters Rin and Rout . (c) Calculate the overall voltage gain. (d) Calculate the overall transconductance. (iOUT/vs)
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    E8.12 You are given an NMOS common-source amplifier with a current source supply as shown in Fig. E8.12. The device data is shown in the figure. (a) Find the value for VBIAS so that VOUT = 0 V when ISUP = 100 uA. (b) Calculate the parameters Rin and Rout (c) Calculate the overall voltage gain. (d) Calculate the overall transconductance. (iOUT/vs)
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    What is the range of VIN for which all transistors are in the saturation region? For the circuit shown below, (W/L)1 = (W/L)2 = (W/L)3 = 50. Assume Vtn = |Vtp| = 0.5 V, μpCox = 100 μA/V2, μnCox = 200 μA/V2, and VDD = 1.8 V
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    For the current-steering circuit of Fig. P6.25, find I in terms of IREF and device (W/L) ratios.
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    D 8.1 The amplifier in Fig. P8.1 is biased to operate at ID = 1 mA and gm = 1 mA/V. Neglecting ro find the midband gain. Find the value of CS that places fL at 10 Hz.
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