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Asked: 2023-07-22T11:16:08-04:00 In:

13.23 A two-stage CMOS op amp resembling that in Fig. 13.1 is found to have a slew rate of 60 V/µs and a unity-gain bandwidth ft of 60 MHz. (a) Estimate the value of the overdrive voltage at which the input-stage transistors are operating. (b) If the first-stage bias current I = 120 µA, what value of CC must be used? (c) For a process for which μpCox = 60 µA/V2, what W/L ratio applies for Q1 and Q2? (a) 0.16 V; (b) 2 pF; (c) 78.1

Venkyelectrical
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13.23 A two-stage CMOS op amp resembling that in Fig. 13.1 is found to have a slew rate of 60 V/µs and a unity-gain bandwidth ft of 60 MHz.

(a) Estimate the value of the overdrive voltage at which the input-stage transistors are operating.
(b) If the first-stage bias current I = 120 µA, what value of CC must be used?
(c) For a process for which μpCox = 60 µA/V2, what W/L ratio applies for Q1 and Q2?
(a) 0.16 V; (b) 2 pF; (c) 78.1

microelectronics by sedra & smith chapter 13 questions

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  1. Venkyelectrical
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