Calculate the bias current of the circuit shown in Fig. 4.65 as a function of R, μ

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Calculate the bias current of the circuit shown in Fig. 4.65 as a function of R, μnCox, (W/L)1, and (W/L)2. Comment on the temperature behavior of the bias current. For simplicity, assume that Xd= Ld= 0 and ignore the body effect. Assume M4is identical to M3.

Fig. 4.65:

VDD M4 M3 IBIAS M2 M1 (4)>(¥). (2), ER

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Analysis and Design of Analog Integrated Circuits

ISBN: 978-0470245996

5th edition

Authors: Paul R. Gray, ‎ Paul J. Hurst Stephen H. Lewis, ‎ Robert G. Meyer

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