In this day and age, when we are talking about non mechanical portable storage devices, such as Compact Flash Cards and Solid State Drives (SSD) we encounter a technology called NAND. These are digital electronic storage chips that have become more and more embedded in devices where digital storage is required. Common use for NAND chips include: GPS devices, Apple I-phones, black berries, Android Phones as well as various other smart phones, Net books, USB Thumb Drives, digital camera, digital voice recorders and many more. NAND is an abbreviation and stands for “Negated AND or NOT AND”. When a CF card fails, we are faced with a thread full Compact Flash Card Recovery. This often can be costly and out of budget. When a SSD drive fails, conditions are usually worst and it’s difficult to justify the cost for Solid State Drive SSD Recovery. This is usually due to the fact that such recovery techniques are very cumbersome and time consuming. Despite the low cost of Compact Flash Cards, SD Cards, Thumb Drives and Solid State Drives, the recovery of crucial data from such devices remains a costly and painful endeavor. Compact Flash or CF cards, where the first small form factor Flash cards introduced in 1994. Compact Flash (CF) cards incorporate an Integrated Device Electronics (IDE) interface similar to hard drives. They usually consist of an electronic board (PCB) with several SMD components mounted to the board. Most importantly the NAND chip and the controller chip. The NAND chip is where your data actually resides in digital form (1’s and 0’s). The Controller chip can be considered the brain of the Compact Flash card since it among other things is in control of accessing and transferring data to and from the NAND chip. Therefore the controller functions as the brain of the device and if it malfunctions, a time consuming manual data extraction from the NAND chip is required in order to yield a successful Compact Flash Card Recovery case. Solid State Drives on the other hand, have been around in one form or another since the 50’s, but didn’t enter the consumer market until the early 90’s, when M-Systems introduced the first SSD. Solid State Drives are a direct replacement to Electromagnetic hard disk drives. Reducing the failure rate that one would experience on hard disk drives; owing to mechanical components, which would cause friction and display a shorter life span. This can occur in partial due to wear and tear of the head stack assembly, platters and other components. In the case when Solid State Drive SSD Recovery is needed it’s often because of either bad pages in the NAND or by cause of a malfunctioning internal controller. This often requires the removal and extraction from multiple NAND storage chips. Most Solid State Drives will have eight or 12 NAND chips populated. After the individual extraction of the chips, the data has to be carefully re-structured and reassembled by a SSD Recovery Professional. This not only increases the cost of the recovery, but also the complexity and time duration. Therefore it is advisable to avoid having to undergo such procedures and to take precautions methods as much as possible. Predominately the first line of proactive defense should be to frequently perform maintenance and data backup procedures.
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