TECHNOLOGY SSD Architecture esprimo369 2 years ago 40 Comments Facebook Prev Article Next Article Flash cards, USB keys and Solid State Drives are definitely the most known examples of electronic systems based on non-volatile memories, especially of NAND type .Several types of memory cards (CF, SD, MMC, …) are available in the market , with different user interfaces and form factors, depending on the needs of the target application: e.g. mobile phones need very small-sized removable media like μSD.SSDs are the emerging application for NAND. A SSD is a complete, small system where every component is soldered on a PCB and is independently pack- aged: NANDs are usually available both in TSOP and BGA packages.A basic block diagram of a Solid State Drive is shown in Fig. 1.1. In addition to Flash memories and a microcontroller, there are usually other components. For instance, an external DC-DC converter can be added in order to derive the internal power supply, or a quartz can be used for a better clock precision. Of course, reasonable filter capacitors are inserted for stabilizing the power supply. It is also very common to have a temperature sensor for power management reasons. For data caching, a fast DDR memory is frequently added to the board: during a write access, the cache is used for storing data before transfer to the Flash. The benefit is that data updating, e.g. in routing tables, is faster and does not wear out the Flash.In order to improve performances, NANDs are organized in different Flash channels, as shown in Fig. Facebook Prev Article Next Article Related Posts How engineering works esprimo369 February 5, 2020 How to choose its gaming configuration? esprimo369 June 30, 2021 Top Tools and Resources that independent developers need for their games and applications esprimo369 May 31, 2020 Historical Trend of Wireless Communications esprimo369 February 26, 2020 Let’ s Play esprimo369 May 29, 2020 This security gap worries the world of video games esprimo369 April 14, 2021 About The Author esprimo369 More from this Author 40 Comments AffiliateLabz February 16, 2020 Great content! Super high-quality! Keep it up! 🙂 Reply Kerri Stilphen May 30, 2020 As I web site possessor I believe the content material here is rattling excellent , appreciate it for your hard work. You should keep it up forever! 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