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PSRAM Technical Notes

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PSRAM/CellularRAM

PSRAM General Tech Notes

Technical Notes

File Title and Description sort ID Number sort Last Update sort Software Downloads
pdf 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 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 CellularRAM Multiplexed Async/Burst Operation - Discusses multiplexing a non-multiplexed CellularRAM device at the substrate level TN-45-04 Mar 2005
pdf 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 Fixed-Latency Operation in CellularRAM 1.0 Devices - Details how Micron has enhanced CellularRAM CR1.0 functionality TN-45-24 Aug 2006
pdf 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 PSRAM 101: An Introduction to Micron CellularRAM and PSRAM - Demonstrates PSRAM and CellularRAM memory advantages over other memory options for use in mobile handsets; and presents available configurations TN-45-30 Jun 2008


PSRAM Design Guide Tech Notes

Technical Notes

File Title and Description sort ID Number sort Last Update sort Software Downloads
pdf 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 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 WAIT Alignment for Micron CellularRAM Devices - Describes the implementation of WAIT functionality for asynchronous and burst operations TN-45-25 Feb 2007
pdf 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 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 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 Row Boundary Crossing Functionality in CellularRAM™ Memory - Explains row boundary crossing in Micron CellularRAM memory devices TN-45-15 Sep 2007
pdf 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


PSRAM Migration Tech Notes

Technical Notes

File Title and Description sort ID Number sort Last Update sort Software Downloads
pdf 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 Using CellularRAM Memory to Replace Fujitsu 3V FCRAM - Discusses replacing Fujitsu 3V FCRAM with Micron CellularRAM memory TN-45-14 Mar 2006
pdf 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 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 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 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 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 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