Exam_6270_prob - ELEC 5270/ELEC 6270 Low-Power Design of...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
ELEC 5270/ELEC 6270 Low-Power Design of Electronic Circuits Final Exam, May 4, 2011 Total 25 points Broun 102, 4:00-6:30PM Instructions: Please read all problems before writing your answers. Attempt all six (6) problems. Be sure to revise your answers before turning them in. Please number your answer sheets, and on the first page identify the test as shown above, write your name and the total number of pages, and staple them before submitting. Thank you. Problem 1: 5 points Using the Elmore delay formula, show that the delay of a long interconnect of length s with distributed resistance r ohms per unit length and capacitance c farads per unit length is half of the delay of a lumped resistance of rs ohms feeding a lumped capacitive load of cs farads. Problem 2: 5 points Briefly answer the following questions about the operation of a static RAM: (a) What are the voltages bit and bit-bar lines are raised to during the precharge phase of operation? (b) Why does the power consumed in reading a memory cell increase as the number of memory cells in the SRAM increase? (c) What effect does pulsing of word-line during read operation has on precharge
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 09/17/2011 for the course ELEC 6970 taught by Professor Staff during the Spring '08 term at Auburn University.

Page1 / 2

Exam_6270_prob - ELEC 5270/ELEC 6270 Low-Power Design of...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online