2006MT2 - 1 EECS 413 Midterm 2 2006 Exam duration: 90...

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Unformatted text preview: 1 EECS 413 Midterm 2 2006 Exam duration: 90 minutes 4 questions Name: Honor Pledge I have not given or received aid on this exam Signed: ________________________ Q1 Q2 Q3 Q4 2 1(a) Vout C L Vin R L VDD Vout C L Vin R L VDD Write an expression for the frequency dependent small signal gain. Assume the transistor is operating in saturation. Neglect all capacitances except C L . 1(b) M1 and M2 are identical and operating in saturation The overall differential input Vin = Vin+ - Vin- What is the low frequency small signal gain vout/vin, in terms of the small signal parameters? I TAIL Vout Vin- R L VDD Vin+ M1 M2 I TAIL Vout Vin- R L VDD Vin+ I TAIL Vout Vin- R L VDD Vin+ M1 M2 3 (c) Ignore channel length modulation. Assume all devices are identical. Assume all devices in saturation. What is the low frequency small signal gain? M2 M1 Vout Vin M3 M2 M1 Vout Vin M3 4 Q2 (a) R IN V BIAS M1 M2 M3 M4 R OUT VDD R IN V BIAS M1 M2 M3 M4 R OUT VDD The figure shows a cascaded current mirror....
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This note was uploaded on 01/12/2012 for the course EECS 413 taught by Professor Staff during the Spring '08 term at University of Michigan.

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2006MT2 - 1 EECS 413 Midterm 2 2006 Exam duration: 90...

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