Figure 9.37 (a) Frequency–response analysis of the active-loaded MOS differential amplifier. (b) The overall transconductance Gm as a function of frequency. Microelectronic Circuits, Sixth Edition Sedra/Smith Copyright © 2010 by Oxford University Press, Inc.
Figure 9. 38 (a) The CS amplifier circuit, with a source resistance Rs Figure 9.38 (a) The CS amplifier circuit, with a source resistance Rs. (b) Equivalent-circuit representation of the amplifier output. (c) The circuit prepared for frequency-response analysis. (d) Determining the resistance Rgd seen by the capacitance Cgd. Microelectronic Circuits, Sixth Edition Sedra/Smith Copyright © 2010 by Oxford University Press, Inc.
Figure 9. 39 (a) CD–CS amplifier. (b) CC–CE amplifier Figure 9.39 (a) CD–CS amplifier. (b) CC–CE amplifier. (c) CD–CE amplifier. Microelectronic Circuits, Sixth Edition Sedra/Smith Copyright © 2010 by Oxford University Press, Inc.
Figure 9. 40 Circuits for Example 9 Figure 9.40 Circuits for Example 9.14: (a) the CC–CE circuit prepared for low-frequency, small-signal analysis; (b) the circuit at high frequencies, with Vsig set to zero to enable determination of the open-circuit time constants; (c) a CE amplifier for comparison. Microelectronic Circuits, Sixth Edition Sedra/Smith Copyright © 2010 by Oxford University Press, Inc.
Figure 9. 41 (a) A CC–CB amplifier Figure 9.41 (a) A CC–CB amplifier. (b) Another version of the CC–CB circuit with Q2 implemented using a pnp transistor. (c) The MOSFET version of the circuit in (a). Microelectronic Circuits, Sixth Edition Sedra/Smith Copyright © 2010 by Oxford University Press, Inc.