


Compute the following for the pseudo-NMOS inverter shown in Figure. VTn=0.45V. VTp=. 0.45V kn-115uA/V2.kp'--304A/V2, VDSATn=0.4V, VDSATp=...
The following is the layout of an inverter with dimensions.
Assume that VDD=2.5V,
K’n=100uA/V2, Vtn=0.4V,
K’p=60uA/V2, Vtp=-0.5V,
tox=12nm, εox=3.9, Xd=42nm(overlap
distance under the gate), Cj=0.74fF/um2,
Cjsw=0.43fF/um for both NMOS and PMOS devices at zero
bias.
a.) Estimate the effective input capacitance of the inverter,
Cin.
b.) Estimate the effective output capacitance of the inverter,
Cout. For simplicity find effective Cout at
zero bias.
c.) If the output of this inverter is connected to a similar
inverter, estimate the tPHL and...
. Ratioed Logic, 25pts Consider a 4-input NOR gate implemented in pseudo-NMOS logic driving an inverter with NM Vthn and NMH-Vthp. For the NOR gate, assume L -0.2μm for all transistors and W,-0.96μήη for the PMOS pull-up load transistor (input is connected to GND). Let VDo-1.2V. Use the parameters below for calculation. NMOS PMOS to 0.43 0.4 0.A 0.4 0.63 -1 115 -30 0.1 a) (9pts) Find the W of each NMOS (all sized equally) such that tpLH of the...
Consider the following current mirror
combination, where all transistors have the same
kn'(W/L) =
kp'(W/L) =
2mA/V2, and VTN =
1V, VTP = -1V. It is also given that VDD1 =
10V, VDD2 = 8V. Remember that for saturation the drain
current is given by ID = ½
kn'(W/L)
(VGS –
VTN)2 for NMOS and
ID = ½
kp'(W/L)
(VGS –
VTP)2 for PMOS. You can
ignore the channel modulation for all transistors.
Find the value of R so that...
1. Consider the following current mirror combination, where all transistors have the same kn'(W/L) = kp'(W/L) = 2mA/V2, and VTN-1У, VTP--1V. It is also given that VDD1-10V, VDD2-8V. Remember that for saturation the drain current is given by IDー½ k,"(W/L) (VGS-Yn)" for NMOS and ID ½ kp"(WL) (VGS-V,»)2 for PMOS. You can ignore the channel modulation for all transistors. (a) Find the value of R so that I.-1mA. (b) Are transistors Q1, Q2, Q3 in saturation? (c) What is the...