Technical Notes

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Technical Notes

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pdf TN-49-03: RLDRAM II Clocking Strategies - Addresses the operation of the RLDRAM II device outside the specified range of clock periods and the timing changes that occur in this mode of operation. TN4903 May 2007
pdf TN-49-04: Calculating Memory System Power for RLDRAM II - Details how RLDRAM II devices consume power and provides tools to estimate power consumption. TN-49-04 Nov 2007
pdf TN-49-02: Exploring the RLDRAM II Feature Set - Outlines the performance-enhancing features offered by RLDRAM II architecture TN-49-02 Jan 2006
pdf TN-49-01: RLDRAM II Design Guide - Describes the general features of circuit implementations using RLDRAM memory architecture TN-49-01 Jan 2006
pdf TN-48-16: Product Replacement for x32 EOL SDRAMs - Outlines recommendations for replacing or transitioning away from high density, x32 components that are nearing end of production. TN-48-16 Jul 2006
pdf TN-48-15: Backward Compatibility for Faster SDRAM - Reviews the timing differences between SDRAM generations and shows how the faster Micron parts are compatible with the slower parts TN-48-15 Oct 2005
pdf TN-48-12: Interfacing SDRAM Devices with Motorola's MPC8xx TN-48-12 Feb 2002
pdf TN-48-10: Mobile SDRAM's Power-Saving Features TN-48-10 Jun 2002
pdf TN-48-09: LVTTL Derating for SDRAM Slew Rate Violations TN-48-09 Oct 2000
pdf TN-48-08: Designing in SDRAM for Future Upgrades TN-48-08 Mar 2004
pdf TN-48-06: Increasing Battery Life in Laptops TN-48-06 Feb 2000
pdf TN-48-05: SDRAM WRITE to ACTIVE Command Timing TN-48-05 Nov 2000
pdf TN-48-04: Is Your Module PC100? - Explains how to determine if a module using Micron SDRAMs is PC100-compliant. The speed designator on the SDRAM component does not necessarily reflect the system application speed of the module. TN-48-04 Feb 1999
pdf TN-48-03: Designing for High Performance With Synchronous DRAM Modules TN-48-03 Feb 1999
pdf TN-48-01: Examples of READ-MODIFY-WRITE Cycles With Synchronous DRAMs TN-48-01 Feb 1999
pdf TN-47-23: Advantages of DDR2 Differential DQS Signaling - Focuses on the benefits the differential DQS signaling feature provides and explains how to design with it TN-47-23 Mar 2008
pdf TN-47-22: Designing for 1.5V, Low-Power FBDIMMs - Discusses memory power trends and identifies new low-voltage solutions for high-density DDR2 memory designs TN-47-22 Feb 2008
pdf TN-47-21: FBDIMM – Channel Utilization (Bandwidth and Power) - Newly introduced FBDIMMs offer virtually unlimited scalability of density, a significantly reduced number of routed motherboard signals, and high bandwidth solutions, all with an extremely reliable channel protocol. TN-47-21 Oct 2006
pdf TN-47-20: DDR2 (Point-to-Point) Package Sizes and Layout Basics - General guidelines for developing the PCB floor plan. TN-47-20 May 2006
pdf TN-47-19: DDR2 (Point-to-Point) Features and Functionality - Focuses on the unique memory requirements of point-to-point design layouts and describes DDR2 features and functionality. TN-47-19 Apr 2006
pdf TN-47-17: DDR2 SODIMM Optimized Address/Command Nets - Provides the system-level designer with an overview of the DDR2 SODIMM family and offers insight into termination techniques utilized on the commands and addresses for these modules TN-47-17 May 2005
pdf TN-47-16: Designing for High-Density DDR2 Memory - Focuses on designing for high-density memory—addressing schemes of each density, configurations, and the subtle differences between the 4-bank and new 8-bank DDR2 devices TN-47-16 May 2005
pdf TN-47-14: DDR2 tCKE Power-Down (both) - Describes the tCKE timing parameter of DDR2 SDRAM TN-47-14 Dec 2004
pdf TN-47-13: DDR2 Read Interrupt (both) - Describes legal execution of a READ interrupted by a READ command TN-47-13 Dec 2004
pdf TN-47-12: DDR2 Redundant DQS both - Describes how to enable the redundant data strobe (RDQS) TN-47-12 Dec 2004
pdf TN-47-11: DDR2 Differential DQS both - Describes the differential DQS function of the DDR2 SDRAM TN-47-11 Dec 2004
pdf TN-47-10: DDR2 Posted CAS# Additive Latency (both) - Describes the AL function of the DDR2 SDRAM device TN-47-10 Dec 2004
pdf TN-47-09: DDR2 SDRAM Bank Addressing (both) - Describes the evolution in array architecture from DDR to DDR2 SDRAM TN-47-09 Dec 2004
pdf TN-47-08: DDR2 Package Sizes and Layout Requirements - Covers DDR2 package sizes and layout requirements TN-47-08 Nov 2005
pdf TN-47-07: DDR2 Simulation Support - Covers DDR2 simulation, adding to Micron's extensive array of design support tools for system designers TN-47-07 Aug 2004
pdf TN-47-06: Updated JEDEC DDR2 Specifications (mods too) - Covers the updated JEDEC specifications for systems using the initial DDR2-400 and DDR2-533 parts TN-47-06 Aug 2004
pdf TN-47-05: Power Solutions for DDR2 Notebook PCs - Provides a general guideline for designing the DDR2 memory power circuitry TN-47-05 Jun 2004
pdf TN-47-04: Calculating Memory System Power for DDR2 - Details how DDR2 SDRAM consumes power and provides tools to estimate power consumption in a given system. TN-47-04 Jun 2006
pdf TN-47-03: DDR2 Memory Module Pinout Decode Tables - Provides sorted pin assignment tables and pin location figures for use in DDR2 DIMM signal identification, tracing, and troubleshooting TN-47-03 Aug 2004
pdf TN-47-02: DDR2 SDRAM Offers New Features and Functionality - Discusses the various changes in DDR2 technology and the resulting features and benefits TN-47-02 Jun 2006
pdf TN-47-01: DDR2-533 Memory Design Guide for Two-DIMM Unbuffered Systems - DDR2-533 memory design guide for two-DIMM, unbuffered systems TN-47-01 Oct 2004
pdf TN-46-16: 512Mb Mobile DDR: 95nm to 78nm Product Transition Guide - Discusses transition from 95nm to 78nm product technology TN-46-16 Sep 2007
pdf TN-46-15: Low-Power Versus Standard DDR SDRAM - An overview of the functional and mechanical differences between low-power and standard DDR and a description of exclusive features of low-power DDR. TN-46-15 Jan 2007
pdf TN-46-14: Hardware Tips for Point-to-Point System Design - Proven techniques for termination, layout, and routing. TN-46-14 May 2006
pdf TN-46-13: Backward Compatibility for Faster DDR SDRAM - Reviews DDR SDRAM device speed timing differences and shows the compatibility of Micron’s faster speed grade parts with its slower ones TN-46-13 Aug 2005
pdf TN-46-12: Mobile DRAM Power-Saving Features and Power Calculations - Addresses the power-saving features and power calculations of low-power Mobile DRAM memory TN-46-12 Oct 2005
pdf TN-46-11: DDR SDRAM Point-to-Point Simulation Process - Covers rarely addressed areas of the DDR SDRAM point-to-point simulation process TN-46-11 Jul 2005
pdf TN-46-09: Designing for 1Gb DDR SDRAM TN-46-09 Dec 2003
pdf TN-46-08: Initialization Sequence for DDR SDRAM TN-46-08 Oct 2005
pdf TN-46-07: DDR333 Memory Design Guide for Two-DIMM Unbuffered Systems TN-46-07 Dec 2002
pdf TN-46-06: Termination for Point-to-Point Systems TN-46-06 Sep 2001
pdf TN-46-05: General DDR SDRAM Functionality TN-46-05 Jul 2001
pdf TN-46-04: Synchronous Timing for DDR SDRAM TN-46-04 May 2001
pdf TN-46-03: Calculating DDR Memory System Power TN-46-03 Mar 2005
pdf TN-46-02: Decoupling Capacitor Calculation for a DDR Memory Channel TN-46-02 Jul 2004
pdf TN-45-29: Using Micron® Asynchronous PSRAM with the NXP LPC2292 and LPC2294 Microcontrollers - Describes the design requirements for a seamless memory connection between the NXP LPC2292 and LPC2294 family of microcontrollers and a Micron asynchronous PSRAM device. TN-45-29 Jun 2007
pdf TN-45-28: Using a Micron® CellularRAM® Device with the AMCC PPC405EZ Embedded Processor - Describes the design requirements for a seamless memory connection between the PPC405EZ and a Micron CellularRAM device. TN-45-28 Jun 2007
pdf TN-45-27: Using Micron Asynchronous PSRAM with ADI ADSP-BF53x Blackfin® Processors - Describes the design requirements for a seamless memory connection between Analog Device’s Blackfin® processors and Micron® 70ns, 8Mb asynchronous PSRAM devices. TN-45-27 Jun 2007
pdf TN-45-25: WAIT Alignment for Micron CellularRAM Devices - Describes the implementation of WAIT functionality for asynchronous and burst operations TN-45-25 Feb 2007
pdf TN-45-24: Fixed-Latency Operation in CellularRAM™ 1.0 Devices - Details how Micron has enhanced CellularRAM CR1.0 functionality TN-45-24 Aug 2006
pdf TN-45-23: Using CellularRAM Memory on a NOR FLASH Bus - Discusses design considerations when placing a CellularRAM memory device on a NOR Flash bus TN-45-23 Aug 2006
pdf TN-45-22: Variable vs. Fixed Latency CellularRAM™ Operation - This technical note assists designers in understanding the differences between CellularRAM variable and fixed latency operations. TN-45-22 Aug 2006
pdf TN-45-20: Low-Power Options for Async/Page CellularRAM - Discusses the low-power options available to customers on async/page CellularRAM memory devices TN-45-20 May 2006
pdf TN-45-18: Using CellularRAM® Memory to Replace NEC Mobile Specified RAM (µPD46128512) - Discusses migrating a 128Mb NEC Mobile Specified RAM design (µPD46128512) to Micron 128Mb CellularRAM memory (MT45W8MW16B). Both hardware and software changes are covered. TN-45-18 Mar 2006
pdf TN-45-17: Using CellularRAM® Memory to Replace Single- and Dual-Chip Select SRAM - Discusses migrating a single- or dual-chip select SRAM design to Micron® CellularRAM® memory. Both hardware and software changes are covered. TN-45-17 Jan 2007
pdf TN-45-16: Using CellularRAM Memory to Replace Fujitsu 1.8V FCRAM - Discusses replacing Fujitsu 1.8V FCRAM with Micron CellularRAM memory TN-45-16 Mar 2006
pdf TN-45-15: Row Boundary Crossing Functionality in CellularRAM™ Memory - Explains row boundary crossing in Micron CellularRAM memory devices TN-45-15 Sep 2007
pdf TN-45-14: Using CellularRAM Memory to Replace Fujitsu 3V FCRAM - Discusses replacing Fujitsu 3V FCRAM with Micron CellularRAM memory TN-45-14 Mar 2006
pdf TN-45-13: Using CellularRAM Memory to Replace UtRAM - Assists migration from a 128Mb UtRAM design (K1B2816B6M) to Micron 128Mb CellularRAM memory (MT45W8MW16B). Both hardware and software changes are covered. TN-45-13 Feb 2006
pdf TN-45-10: Designing Applications with the x16 Burst A/D Multiplexed Interface - Discusses the differences between a burst non-A/D MUX and burst A/D MUX device TN-45-10 Jan 2005
pdf TN-45-09: 64Mb Burst CellularRAM P25A to P25Z Transition Guide - Discusses migrating a design based on the async/page/burst MT45W4MW16B (P25A) to MT45W4MW16BC (P25Z) TN-45-09 Jan 2005
pdf TN-45-08: 64Mb Async/Page CellularRAM P25A to P25Z Transition Guide - Discusses migrating a design based on the async/page MT45W4MW16P (P25A) to the MT45W4MW16PC (P25Z) TN-45-08 Jan 2005
pdf TN-45-07: Implementing CellularRAM® 2.0 x32 with Two CellularRAM 1.5 x16 Devices - Documents how the x32 CR2.0 memory interface can be emulated using a two-die stack of x16 CR 1.5 devices. TN-45-07 Mar 2007
pdf TN-45-06: Density Migration for x16 Burst Multiplexed PSRAM Introduction - Discusses the design differences to account for when migrating a burst multiplexed device from 16Mb to 64Mb TN-45-06 Jan 2006
pdf TN-45-04: CellularRAM Multiplexed Async/Burst Operation - Discusses multiplexing a non-multiplexed CellularRAM device at the substrate level TN-45-04 Mar 2005
pdf TN-45-02: CellularRAM Asynchronous and Mixed-Mode Slow-Clock WRITE Concerns - Discusses the use of Micron CellularRAM-based devices in Mixed Mode operation and slow clock speeds TN-45-02 Sep 2005
pdf TN-45-01: Functional Differences Between CellularRAM 1.0 and CellularRAM 1.5 - Discusses the functional difference between the CellularRAM 1.0 and CellularRAM 1.5 memory devices TN-45-01 Aug 2005
pdf DDR3 Termination Data Strobe - Provides guidelines for using the TDQS feature to reduce signal integrity issues associated with mismatched DQS loading in in combined x4-based/x8-based systems TN-41-06 Mar 2008
pdf TN-41-04: DDR3 Dynamic On-Die Termination - With DDR3, dynamic ODT provides systems with increased flexibility to optimize termination values for different loading conditions. TN-41-04_PDF Mar 2008
pdf TN-41-02: DDR3 ZQ Calibration - Describes how the DDR3 SDRAM driver design has been enhanced TN-41-02 Feb 2008
pdf Calculating Memory System Power For DDR3 - Details how DDR3 SDRAM consumes power and provides the tools that system designers can use to estimate power consumption. TN-41-01 Aug 2007
pdf TN-29-28: Memory Management in NAND Flash Arrays - Describes common NAND Flash memory-management methods for effective use of the NAND Flash memory array. TN-29-28 Jul 2007
pdf TN-29-26: NAND Flash Status Register Response in Cache Programming Operations - Describes status register responses when operating in cache programming modes. TN-29-26 Jun 2007
pdf TN-29-25: Improving NAND Flash Performance Using Two-Plane Command Enabled Micron Devices - Describes the performance benefits of Micron two-plane commands, and provides implementation guidelines for making the best use of two-plane capabilities. TN-29-25 Jun 2007
pdf TN-29-24: Micron Wire-Bonding Techniques TN-29-24 Jun 2007
pdf TN-29-19: NAND Flash 101 - An Introduction to NAND Flash and How to Design It In to Your Next Product TN-29-19 Nov 2006
pdf TN-29-18: Booting from Embedded MMC - Describes booting from an embedded ARM processor in the MMC environment. TN-29-18 Oct 2007
pdf TN-29-17: NAND Flash Design and Use Considerations - Describes design and use considerations for NAND Flash memory, focusing on bad-block identification and error correction. TN-29-17 Aug 2006
pdf TN-29-16: Boot-from-NAND Using Micron MT28F1G08ABA NAND Flash with the Texas Instruments™ OMAP™ 2420 Processor TN-29-16 Jun 2007
pdf TN-29-15: NAND Flash Performance Improvement Using Internal Data Move - NAND data management capabilities and higher system performance through NAND Flash internal data moves TN-29-15 Jun 2007
pdf TN-29-14: NAND Flash Performance Increase with PROGRAM PAGE CACHE MODE Command TN-29-14 Jun 2007
pdf TN-29-13: Monitoring Ready/Busy Status in 2, 4, and 8Gb Micron NAND Flash Devices TN-29-13 Jun 2007
pdf TN-29-11: NAND Flash Security TN-29-11 Jun 2007
pdf TN-29-10: Freescale™ DragonBall™ MX1 Adaptation for NAND Flash Memory TN-29-10 Jun 2007 Download NAND Low Level Flash Drivers
pdf TN-29-08: Hamming Codes for NAND Flash Memories TN-29-08 Jun 2007
pdf TN-29-07: Small Block vs. Large Block NAND Devices TN-29-07 Jun 2007
pdf TN-29-06: Micron NAND Flash Controller via Xilinx Spartan-3 FPGA TN-29-06 Apr 2005 Download VHDL Code
pdf TN-29-05: Micron ECC Module for NAND Flash via Xilinx™ Spartan™-3 FPGA TN-29-05 Jun 2007 Download VHDL Code
pdf TN-29-04: Using Micron MT29F2G08AACWP NAND Flash Memory in 2Gb Samsung K9F2G08U0A Applications TN-29-04 Jun 2007
pdf TN-29-03: Using Micron MT29F2G08AACWP NAND Flash Memory in Toshiba TC58NVG1S3BTG00 Applications TN-29-03 Jun 2007
pdf TN-29-01: NAND Flash Performance Increase - Using the Micron® PAGE READ CACHE MODE Command TN-29-01 Jun 2007
pdf TN-04-52: Sourcing Micron Memory Modules for the Intel 865 (Springdale) and 875 (Canterwood) Series Chipsets - Discusses two important functional differences between the 865 and 875 to consider when sourcing memory modules TN-04-52 Aug 2003
pdf TN-04-49: Comparing Module Parameters TN-04-49 Jan 2003
pdf TN-04-47: Choosing The Correct 168-Pin DIMM Socket - Assists designers in selecting the correct 168-pin DIMM socket for any application TN-04-47 Nov 1999
pdf TN-04-44: Maximizing DRAM Valid Data-Out Window - Explains how to maximize the SDRAM valid data-out window TN-04-44 Feb 1999
pdf TN-04-42: Memory Module Serial Presence-Detect - Focuses on SPD values and definitions for DDR memory TN-04-42 Oct 2003
pdf TN-04-30: Various Methods of DRAM Refresh - Addresses frequently asked questions about DRAM refresh TN-04-30 Feb 1999
pdf TN-00-21: SEMI-Defined Wafer Map Format Introduction TN-00-21 Oct 2007
pdf TN-00-20: The Value of Signal Integrity - Describes how memory design, test, and verification tools can be used to the greatest advantage, from conception of a new product through end of life TN-00-20 Jun 2005
pdf TN-00-19: Thinning Considerations for Wafer Products - Information on optimal wafer-thinning processes to meet specific customer requirements TN-00-19 Nov 2004
pdf TN-00-18: Uprating of Semiconductors for High-Temperature Applications - Describes the issues associated with temperature uprating and the risks involved in using components and/or systems outside the manufacturer’s environmental specifications TN-00-18 Feb 2007
pdf TN-00-17: Timing Specification Derating for High Capacitance Output Loading - Describes how to create capacitance derating data for Micron products that can then be used in preliminary evaluations of system timing TN-00-17 May 2004
pdf TN-00-16: Singulated Die Shipping Media TN-00-16 Feb 2004
pdf TN-00-15: Recommended Soldering Parameters TN-00-15 Mar 2007
pdf TN-00-14: Understanding the Quality and Reliability Requirements for Bare Die Applications TN-00-14 Sep 2001
pdf TN-00-09: Accelerate Design Cycles With Micron Simulation Models TN-00-09 Oct 2006
pdf TN-00-08: Thermal Applications - Defines a general method and criteria for measuring and ensuring that Micron components and modules do not exceed the maximum allowable temperature. TN-00-08 Feb 2007
pdf TN-00-07: IBIS Behavioral Models TN-00-07 Sep 1999
pdf TN-00-06: Bypass Capacitor Selection for High-Speed Designs TN-00-06 Sep 1999
pdf TN-00-01: Moisture Absorption in Plastic Packages - Describes the shipping procedures that ensure Micron’s customers receive memory devices that do not exhibit the popcorn effect TN-00-01 Mar 2007
pdf 184-pin DDR RDIMM JEDEC Design Standard - This specification defines the electrical and mechanical requirements for 184-pin, 2.5V, PC1600/PC2100, 64/72-bit wide, DDR SDRAM RDIMMs. JEDEC TN-03 May 2006
pdf SPD JEDEC Standards for UDIMMs, RDIMMs, and SODIMMs - This application note fully describes the Serial Presence Detect assignments for SPD used on DDR SDRAM Modules JEDEC TN-02 Nov 2001
pdf JEDEC 184-pin DDR RDIMM JEDEC Mechanical Dimensions JEDEC TN-01 Aug 1998