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Power Management in Cyclone V Devices 10 2013.06.28 CV-52010 Subscribe Send Feedback This chapter describes the hot-socketing feature, power-on reset (POR) requirements, and their implementation in Cyclone V devices. Related Information • Cyclone V Device Handbook: Known Issues Lists the planned updates to the Cyclone V Device Handbook chapters. • PowerPlay Power Analysis Provides more information about the Quartus®II PowerPlay Power Analyzer tool. • Cyclone V Device Datasheet Provides more information about the recommended operating conditions of each power supply. • Cyclone V Device Family Pin Connection Guidelines Provides detailed information about power supply pin connection guidelines and power regulator sharing. • Board Design Resource Center Provides detailed information about power supply design requirements. Power Consumption The total power consumption of a Cyclone V device consists of the following components: • Static power—the power that the configured device consumes when powered up but no clocks are operating. • Dynamic power— the additional power consumption of the device due to signal activity or toggling. Dynamic Power Equation Figure 10-1: Dynamic Power The following equation shows how to calculate dynamic power where P is power, C is the load capacitance, and V is the supply voltage level. © 2013 Altera Corporation. All rights reserved. ALTERA, ARRIA, CYCLONE, HARDCOPY, MAX, MEGACORE, NIOS, QUARTUS and STRATIX words and logos are trademarks of Altera Corporation and registered in the U.S. Patent and Trademark Office and in other countries. All other words and logos identified as trademarks or service marks are the property of their respective holders as described at www.altera.com/common/legal.html. Altera warrants performance of its semiconductor products to current specifications in accordance with Altera's standard warranty, but reserves the right to make changes to any products and services at any time without notice. Altera assumes no responsibility or liability arising out of the application or use of any information, product, or service described herein except as expressly agreed to in writing by Altera. Altera customers are advised to obtain the latest version of device specifications before relying on any published information and before placing orders for products or services. www.altera.com 101 Innovation Drive, San Jose, CA 95134 ISO 9001:2008 Registered