| 2008-09-25 |
Slim MEMS oscillator targets memory modules |
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Claimed as the world's thinnest MEMS oscillator at 0.25mm, this new device is targeted at applications such as smartcards, ultrathin cellphones, system-in-package modules, flash storage units and other multichip modules |
| 2008-09-10 |
Using external data memory with PIC24F/24H/dsPIC33F devices |
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This application note describes the methodology to use the Parallel Master Port (PMP) module to interface with external data memory; either external flash or external RAM |
| 2008-09-10 |
MirrorBit write buffer programming and page buffers |
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The write buffer in Spansion MirrorBit flash memory devices is designed to reduce the overall system programming time when writing to the flash device. The host system first fills the write buffer with data, and then issues the write buffer programming command |
| 2008-09-09 |
Buzz: Will Samsung buy SanDisk? |
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South Korea's Samsung Electronics Co. Ltd is reportedly considering acquiring flash memory maker SanDisk Corp |
| 2008-09-09 |
Developing system-level validation routines |
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During the system design and validation process, designers may require stress testing of their platforms and in system testing of flash memory. Some test routines may inadvertently expose the systems flash memory components to stress far exceeding operational stress and result in incorrect analyses of system reliability. To better engineer system level test routines and to validate the flash memory subsystem, Spansion offers several guidelines in this application note |
| 2008-09-09 |
Spansion advanced sector protection |
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This document describes the implementation of the Advanced Sector Protection in Spansion flash memory devices |
| 2008-09-08 |
Debate on flash memory's future heats up |
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Storage gurus from IBM and EMC spent much of the Labor Day weekend debating the future of flash memory drives in servers and storage systems |
| 2008-09-01 |
EcoRAM cuts data center power use |
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Seeking to solve a major power problem in computing, NOR flash vendor Spansion Inc. has rolled out a new class of memory that is said to have the potential to replace DRAM in the data center |
| 2008-08-29 |
Solid state discovered¡ªcontrollers in a flash |
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Clearly, flash memory has significantly replaced various historic storage media |
| 2008-08-27 |
Interfacing Spansion flash to TI OMAP processors |
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This application note assumes that the reader is familiar with asynchronous, page and synchronous flash memory timings |
| 2008-08-21 |
16bit single-chip microcontrollers flash memory self programming |
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The 78K0R/Kx3 series products are equipped with an internal firmware, which allows to rewrite the flash memory without the use of an external programmers |
| 2008-08-21 |
Samsung leads NAND market ranking in Q2 |
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The NAND flash memory market remained constant in Q2, but Samsung's ranking stood as the only profitable supplier during the period, according to iSuppli Corp |
| 2008-08-19 |
The worst, best of times for NAND |
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The NAND flash memory market is still seeing a horrific downturn, as the industry is saddled with too much capacity. But over time, there is a need for 10 more megafabs in the market to keep up with emerging demand for NAND, according to the top executive of SanDisk Corp |
| 2008-08-18 |
Controller LSI enables high-speed flash storage |
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TDK Corp. has developed the GBDriver RA8 series of NAND flash memory controller LSI that are compatible with 2KByte/page and 4KByte/page NAND flash memories |
| 2008-08-18 |
Numonyx seeks flash memory supremacy |
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Looking into how Numonyx positions itself in the flash memory market and how it sees the competition with industry leader Samsung, Harrison said the company's strategy is to achieve profitability through the efficiency and cooperation between Intel and ST to lead in flash memory industry |
| 2008-08-15 |
A glimpse of SSDs' evolution |
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At the Flash Memory Summit, Dean Klein, VP of memory system development at Micron Technology Inc., gave a glimpse of the past, present and future of the latest developments in solid-state drives (SSDs |
| 2008-08-14 |
SST updates serial flash line with 4Mbit offering |
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Silicon Storage Technology Inc. has added a 4Mbit device to its 1.8V 25WF Series SPI serial flash memory family |
| 2008-08-14 |
Military-qualified FPGAs 'first' with on-chip flash memory |
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Extending the low-power and reliability benefits of its higher density flash-based FPGA technologies, Actel Corp. has added new ProASIC3 and ProASIC3EL FPGAs to its military-qualified product offerings |
| 2008-08-12 |
32Gbyte NAND flash meets eMMC, eSD standards |
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Toshiba Corp. has launched the 32Gbyte embedded NAND flash memory devices that are touted to offer the largest density yet, plus full compliance with the eMMC and eSD standards |
| 2008-08-12 |
Emulating data EEPROM for PIC18 and PIC24 MCUs and dsPIC DSCs |
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Many applications store nonvolatile information in the flash program memory using table write and read operations. Applications that need to frequently update this data may have greater endurance requirements than the specified flash endurance for the device |
| 2008-08-08 |
Interfacing the MSP430 with MMC/SD flash memory cards |
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This application report and the associated source code files demonstrate the implementation of a serial peripheral interface (SPI) between the MSP430F161x MCU and an MMC or SD flash memory card used in SPI mode |
| 2008-08-08 |
Hynix, Numonyx forge NAND tie-up |
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Numonyx B.V. has partnered with South Korea's Hynix Semiconductor Inc. in a major push in the NAND flash-memory market |
| 2008-08-07 |
PISMO Advisory Council welcomes new members |
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Agilent Technologies, Samtec and Mentor Graphics have joined the PISMO Advisory Council, which is the industry's first organization focused on streamlining system-level flash memory validation and test |
| 2008-08-06 |
MSP430 flash memory characteristics |
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This TI application note explains the physics behind these specifications and also gives recommendations for correct MSP430 flash handling |
| 2008-08-01 |
Keeping up with flash memory growth |
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Hyperstone's flash memory controllers have evolved to multiple product lines, which include the F2/F3 series that zeroes in on the CF card standard, and the S2/S3/S4/S6/S7 series targeting the SD/MMC card standard. Apart from carrying proprietary 32bit RISC processor core, the products feature hardware units such as the ECC, buffer, flash memory and host interface control logic |
| 2008-07-28 |
microSDHC card adds 8GB memory to handsets |
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Kingston Technology Co. Inc. has added an 8Gbyte microSD High-Capacity (SDHC) flash memory card (SDC4/8GB) to its mobile memory storage line |
| 2008-07-22 |
Samsung, Sun tie up to enable flash drive stability |
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Samsung Electronics has worked with server maker Sun Microsystems to develop a new 8Gbit single-level-cell design for computer servers that it claims increases the number of read/write cycles for NAND flash memory chips five-fold |
| 2008-07-17 |
Numonyx NOR reaches out to 65nm |
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Numonyx has extended its family of high-density NOR flash memory products to its 65nm process lithography to meet the demands of embedded customers |
| 2008-07-14 |
New XAP processor is built for Zigbee, Bluetooth |
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Cambridge Consultants has devised a new architecture for the latest version of its core for 16bit processors, the XAP5, that includes special features for running programs held in on- or off-chip flash memory |
| 2008-07-11 |
Numonyx, Elpida forge memory foundry deal |
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Flash-memory upstart Numonyx B.V. has signed on its first silicon foundry partner, by announcing a deal with Japan's Elpida Memory Inc |
| 2008-07-10 |
MCU boasts 200MHz operation, 2.5Mbyte on-chip flash |
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Renesas Technology has released the SH72544R SuperH family MCU featuring high-speed operation of up to 200MHz and a high-speed, large-capacity 2.5Mbyte on-chip flash memory |
| 2008-06-30 |
Understanding typical and maximum program/erase performance |
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Flash program and erase performance characteristics are often misunderstood. Unlike other memory devices that provide a single access time for both reading and writing, flash memory is read much faster than it is programmed |
| 2008-06-30 |
What types of ECC should be used on flash memory |
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NOR flash normally does not need error-correcting code (ECC). On the other hand, NAND requires ECC to ensure data integrity. NAND flash includes extra storage on each page to store ECC code as well as other information for wear leveling, logical to physical block mapping, and other software overhead functions |
| 2008-06-28 |
Writing to flash from firmware |
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The flash memory on all Silicon Labs MCU devices is readable and writable from application code. This capability allows user software to store values to the Flash such as calibration constants or system parameters, and to implement a boot loading feature in which user firmware can be updated in-system from a remote site |
| 2008-06-26 |
Understanding burst mode NOR flash devices |
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Most Spansion LLC Flash memory devices operate with random access times on the order of 70ns to 90ns. Many applications require shorter access time to run code efficiently. To achieve shorter access times, approaches such as burst access were developed. Burst mode access can reduce the average access time of a device from 90ns to under 25ns |
| 2008-06-26 |
Flash memory erase mode comparison: Simultaneous read/write vs erase suspend |
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How often can an erase be suspended before it affects system performance and a Simultaneous Read/Write device needs to be used instead? Read on this Spansion application note. |
| 2008-06-26 |
Common flash memory interface specification |
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This specification release (as application note by Spansion) defines the basic Query interface for CFI-compliant devices. |
| 2008-06-25 |
picoPower MCUs eye power-sensitive systems |
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Atmel Corp. has announced two new low power 32-pin tinyAVR MCUs, the ATtiny48 and ATtiny88 devices, which have 4- and 8Kbytes of flash memory, respectively |
| 2008-06-25 |
Taking advantange of page mode read on the MCF5407 Coldfire |
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Spansion LLC offers a class of flash memory devices that dramatically reduce read access time. Devices such as the S29GLxxxN family of flash devices (including the S29GL512N, S29GL256N, and the S29GL128N) have a read page mode with a 25ns access time |
| 2008-06-25 |
Optimizing program/erase times |
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As flash memory storage capacity has increased, so has the amount of time required to program and erase the entire device. The Spansion S29WS256N (a 256Mbit, 1.8V burst device with MirrorBit technology) is used as an example in this application note. This device is capable of using all the program/erase modes currently offered in Spansion flash memories |
| 2008-06-23 |
Will Seagate buy Intel's stake in IM Flash |
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Seagate Technology could be a potential buyer of Intel Corp.'s stake in IM Flash Technologies LLC, the chip giant's joint NAND flash-memory venture with Micron Technology Inc., according to an analyst |
| 2008-06-19 |
How to connect a small page NAND flash memory to STR710 |
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This application note describes the hardware and software necessary to drive an STMicroelectronics Small Page NAND flash memory by an STR710 |
| 2008-06-19 |
Using the STR91xFA external memory interface (EMI |
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The STR91xFA EMI bus is a very flexible bus and is user programmable. The bus can be configured to interface to different types of memory devices, including SRAM, flash memory, ROM or PSRAM |
| 2008-06-18 |
STM32F101xx and STM32F103xx system memory boot mode |
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This application note describes the bootloader stored in the system memory of the STM32F101xx and STM32F103xx flash-memory-based microcontrollers |
| 2008-06-18 |
Toshiba shuts down 200mm NAND JV |
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Toshiba is slightly scaling back on its 200mm NAND flash-memory production amid a downturn in the arena. It will mainly focus on its 300mm fabs to meet improved production efficiency for the company's overall semiconductor business |
| 2008-06-11 |
Freescale hands over MRAM biz to EverSpin |
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Freescale Semiconductor has announced plans to spin off its fledgling MRAM business, taking an approach executives at the chipmaker believe offers the most optimal way to commercialize a technology being positioned as an alternative to DRAM and flash memory products |
| 2008-06-10 |
Spansion streamlines operations, refocuses on Asia |
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Due to ongoing losses and lackluster demand for NOR flash memory, Spansion Inc. announced it will cut approximately 500 positions worldwide |
| 2008-06-10 |
SanDisk rolls flash drives for ultralow-cost PCs |
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SanDisk has introduced a line of flash memory-based SSDs that are designed for ultralow-cost PCs or "netbooks" that give users an enhanced experience while surfing the Internet |
| 2008-06-09 |
Hynix, Samsung race to adopt 3bit/cell NAND |
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Hynix and Samsung are separately gearing up for a push into the 3bit/cell NAND flash race. Hynix developed a 32Gbyte NAND flash memory using 3bit/cell technology, while Samsung will start producing 3bit/cell NAND by the end of 2008 |
| 2008-06-06 |
Pricing for NAND flash devices hits severe downturn |
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Gartner said inventories continue to plague the market, and cost reductions cannot come fast enough as all vendors migrate to finer-process geometries. This includes Intel and Micron, which recently launched a 34nm, 32Gbyte NAND flash memory device |
| 2008-06-02 |
Gain from non-volatile memory in flash-based MCUs |
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In the past, many MCUs would use ROM or UV-erasable EPROM to store program instructions. But increasingly, MCUs turn to flash technologies for code storage. The main reason for choosing flash memory is that it can be erased and updated if errors are found in the program code |
| 2008-06-02 |
Intel, Micron debut 34nm NAND flash |
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Intel Corp. and Micron Technology Inc. have leapfrogged the competition and claimed the technical lead in the NAND flash memory market |
| 2008-05-29 |
PSoC adds ADC for fast analog sampling |
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Cypress Semiconductor Corp. recently introduced a PSoC mixed-signal array with an enhanced ADC for fast analog sampling and expanded 8Kbytes of flash memory capacity for complex algorithm processing |
| 2008-05-26 |
Renesas withdraws from flash memory market |
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Renesas Technology has completed its planned exit from the standalone flash memory market |
| 2008-05-22 |
Design aids¡ªmulticontext switch event kernel |
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This application note from Cypress Semiconductor describes an event-based, multicontext switching micro-kernel that requires 2bytes of SRAM and minimal flash memory |
| 2008-05-16 |
What's the best flash memory flavor for your design |
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The embedded systems industry has been waiting for "universal memory" to come along. This article discusses the various flavors of NAND and NOR flash memory that may be the suitable to your design needs |
| 2008-05-15 |
SanDisk reigns in flash card, USB drive market |
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SanDisk took the top spot among global vendors in the $11.5 billion memory card and USB flash drive market last year, according to a report by DRAMeXchange |
| 2008-05-07 |
Using Micron MT29F2G08AACWP NAND flash memory in Toshiba TC58NVG1S3BTG00 apps |
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This technical note compares the third-generation 2Gbit Micron NAND flash device with 2Gbit Toshiba device TC58NVG1S3BTG00 |
| 2008-04-25 |
Rambus, Spansion collaborate on next-gen flash |
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Rambus and Spansion have entered into a collaboration for DDR engineering services and future development of MirrorBit flash memory solutions |
| 2008-04-24 |
Microchip updates 32bit USB-OTG MCU portfolio |
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The latest USB OTG PIC32 family member of Microchip Technology, the PIC32MX420F032H-40I/PT, runs at 40MHz and features 32Kbytes of flash memory, comes in a 64-pin TQFP package and establishes a new low-cost entry point for the PIC32 family |
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