Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 2 Part 5 pot

... March–April 20 01, Vol. 18, No. 2, pp. 42 52 . ISSN: 0740-74 75. [8] A. Bink and R. York, “ARM996HS: The First Licensable, Clockless 32- Bit Processor Core”, IEEE Micro, March 20 07, Vol. 27 , No. 2, pp. 58 –68. ... pp. 27 – 35. [18] A. Efthymiou, “Asynchronous Techniques for Power -Adaptive Processing”, Ph.D. thesis, Department of Computer Science, University of Mancheste...

Ngày tải lên: 06/08/2014, 01:21

... different clock. Random and systematic process variation in both the A. Wang, S. Naffziger (eds.), Adaptive Techniques for Dynamic Processor Optimization, DOI: 10.1007/978-0-387-764 72- 6_ 12, © Springer ... stimulus and the expected results for testing of the processor. The operation of the processor in the tester socket must be deterministic and Chapter 12 The Ch...

Ngày tải lên: 06/08/2014, 01:21

... Asynchronous design, 23 0 bundled data, 23 0 dual-rail, 23 1 Asynchronous latch controller, 24 0 Body-bias, 2, 12, 20 adaptive, 4, 25 , 45, 77 controller, 88 forward, 27 , 60 reverse, 27 , 55 Canary ... Siva G. Narendra and Anantha Chandrakasan ISBN 978-0-387 - 25 737 -2, 20 05 Statistical Analysis and Optimization for VLSI: Timing and Power Ashish Sr...

Ngày tải lên: 06/08/2014, 01:21

... matching P2 and P2’ FETs clamp SramVSS at A2. The resulting SramVSS is the lower of A1 and A2, producing Equation (11.1). Chapter 11 Dynamic and Adaptive Techniques in SRAM Design 25 5 In all ... in 65nm CMOS. ISSCC Dig. Tech. Papers, pp 25 72 25 73 25 6 John J. Wuu basis at the cost of area overhead.) A variation of this technique would disconnect the SL during bo...

Ngày tải lên: 06/08/2014, 01:21

... Voltage 0.0 0 .5 1.0 1 .5 2. 0 2. 5 0.4 0 .5 0.6 0.7 0.8 0.9 1 1.1 1 .2 1.3 1.4 1 .5 Supply Voltage (Volts) Frequency (Arb Scale) Temperature = -40C Temperature = 1 25 C Very convenient for a nominal ... Motivating Adaptive Techniques 21 1 .5 Conclusion Variability and leakage are major technology challenges for both present and future integrated circuits, and the...

Ngày tải lên: 21/06/2014, 22:20

... by AVS and ABB. In this case, leakage savings are about constant for temperatures up to 75 C. 9.7 34.6 35. 8 30.8 5. 1 4.0 3 .2 2.4 2. 8 3 .5 3 .5 2. 6 6.8 8.9 7 .2 17.4 0 10 20 30 40 25 50 75 100 Temperature ... 10E- 15 100E- 15 1E- 12 10E- 12 100E- 12 1E-9 -50 - 25 0 25 50 75 100 1 25 150 Temperature in [degC] Leakage current in [A / μ m] Total leakage Subth...

Ngày tải lên: 21/06/2014, 22:20

... 2. 26 3.0 1 .5 2. 0 3.0 1 .5 2. 0 2. 5 (b) f m = (f 1 + f 2 ) /2 γ f1/f2 1.03 1.06 1.09 1.13 1.06 1. 12 1.19 1 .26 1. 05 1.11 1.17 1 .24 1.10 1 .22 1.36 1. 52 1.09 1.18 1 .28 1.39 1.17 1.38 1.63 1.94 3.0 1 .5 2. 0 3.0 1 .5 ... waste and the maximum waste, respectively. (a) f m = f 2 γ f1/f2 1.01 1.03 1. 05 1.08 1. 02 1.04 1.08 1.13 1.03 1.07 1.13 1 .20 1. 05...

Ngày tải lên: 21/06/2014, 22:20

... 1 .28 V Switching Leakage Overhead 8% savings ↓ 45% LBG only 2. 5 3 3 .5 4 4 .5 1 1.1 1 .2 1.3 1.4 1 .5 Vcc (V) Frequency (GHz) ZBB 450 mV FBB to core 4.05GHz 75 ° C, No sleep transistor 1 .28 V 1.35V 5% lower V CC for same frequency 5% frequency ... frequency increase 2. 5 3 3 .5 4 4 .5 1 1.1 1 .2 1.3 1.4 1 .5 Vcc (V) Frequency (GHz) ZBB 450 mV FBB to core 4.05GHz...

Ngày tải lên: 21/06/2014, 22:20

... 65nm CMOS,” Symp. VLSI Circuits, pp. 25 2 25 3, June 20 07. [18] B. Calhoun and A. Chandrakasan, “A 25 6kb sub-threshold SRAM in 65nm CMOS,” IEEE ISSCC Dig. Tech. Papers, pp. 628 – 629 , Feb. 20 06. ... Chapter 5 Adaptive Supply Voltage Delivery for U-DVS Systems 1 05 0 .2 0.4 0.6 0.8 1 1.4 1.6 1.8 2 2 .2 2.4 2. 6 2. 8 3 4σ Read−Current Gain (A/A) V DD (V) 50 % Widt...

Ngày tải lên: 21/06/2014, 22:20

... March 20 07. [18] Intel PXA27× Processor Family Developers Manual. [19] US patent 6, 650 ,58 9: “Low Voltage Operation of Static Random Access Memory,” November 18, 20 03. [20 ] Intel PXA27× Processor ... Family Power Requirements. [21 ] US patent 6 ,51 9,707: “Method and Apparatus for Dynamic Power Control of a Low Power Processor, ” February 11, 20 03. [22 ] US pate...

Ngày tải lên: 21/06/2014, 22:20