APS18A7A256G-3BTWL

Series:	SFD18A
Part Status:	Active
Memory Size:	256GB
Memory Type:	FLASH - NAND (SLC)
Form Factor:	1.8"
Speed - Read:	310MB/s
Speed - Write:	435MB/s
Voltage - Supply:	3.3V
Type:	SATA III
Current - Max:	575mA (Typ)
Operating Temperature:	-40°C ~ 85°C
Size / Dimension:	78.50mm x 54.00mm x 5.00mm

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Solid State Drives (SSDs)

A solid-state drive (SSD) is a data storage device that uses a type of flash memory to store data, typically in the form of NAND flash chips. This type of device is faster and more reliable than traditional hard disk drives (HDDs). SSDs are particularly popular for their low power consumption and low heat generation, making them ideal for mobile devices and in situations where power or noise is a concern. The APS18A7A256G-3BTWL is an entry-level SSD for the industrial market. It is a 3D TLC NAND drive that is designed to provide high performance, low power, and high reliability. It is rated for a maximum data transfer rate of up to 540 MB/s read and 550 MB/s write. It is also rated for a random read/write of up to 80,000/20,000 IOPS respectively. The drive is rated for a mean time between failure of 1.7M hours and is designed to be more reliable than traditional HDDs.

Application Field:

The APS18A7A256G-3BTWL SSD is designed for applications that require high performance and high reliability. It is an ideal solution for edge computing as it is energy-efficient, has low power consumption, and generates little heat. It is also suitable for embedded systems as it is a rugged, small form factor drive. In addition, it is suitable for data centers as it is designed to be more reliable than traditional HDDs and provides a cost-effective storage solution.

Working Principle:

The APS18A7A256G-3BTWL SSD is based on 3D TLC NAND flash memory. It is composed of individual NAND cells arranged in vertical layers, as opposed to the older planar designs used in traditional hard disk drives.When data is written to the drive, it is stored in individual blocks. Each block is composed of a number of pages, and each page holds a certain amount of data. When the data is written, it is stored in what is known as a page buffer. The controller then moves the data from the page buffer to the NAND cells. When data is read from the drive, the controller first reads the data from the NAND cells and then moves it to the page buffer. The page buffer then sends the data to the host system.The APS18A7A256G-3BTWL also supports Error-Correcting Code (ECC) and wear-leveling, which helps maintain the performance and reliability of the drive over time. ECC helps to correct any errors in the data before it is written to the drive. Wear-leveling helps to spread out the data evenly across the drive, which helps to prolong the lifetime of the drive.In summary, the APS18A7A256G-3BTWL is an entry-level SSD ideal for edge computing, embedded systems, and data centers. It is based on 3D TLC NAND flash memory and supports Error-Correcting Code (ECC) and wear-leveling. Its low power consumption, low heat generation, and high reliability make it an ideal solution for applications that require high performance and high reliability.

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