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Memory Cards Of All Types Smartphone - BEGINNER

Hi Visitor,

 Memory Card: Memory chips primarily of silicon, which is obtained from sand. Then silicon is used to made circuits. The circuit is coated and texture is implemented on this card circuit by exposing the silicon to temperatures of 900 degrees Celsius for more than one hour.The connecting pins (made up of gold or tin) are added during a process called bonding in manufacturing.
For Your Smartphone Simply SD(Secure Digital)Card is the chip/card used for storing a data.

 How To Choose Memory Card classes and types for Yourself?
Key Things You must keep In  Your Mind According to your Preference : 
  • Required data transfer speed;
  • App Performance when app moved into SD card(e.g. capturing video, playing games etc) 
What Is Reading And Writing Speed?

Reading Speed: Extracting data for use. (For e.g.: watching stored video from your SD Card)Writing Speed: Storing live data (For e.g.: Capturing Video of live moment into SD Card)

[Note: This Article Will Be Discussed Only About Smartphone SD Cards Catagories.]


MEMORY CARD CLASSES AND TYPES

CLASSES OF MEMORY CARDS:
  • CLASS 2 -   minimum writing speed around 2MB/s or higher called SD card
  • CLASS 4 -  minimum write speed around 4MB/s or higher SD Card
  • CLASS 6 -   minimum write speed around  6MB/s or higher SDHC Card
  • CLASS 10 - minimum write speed around 10MB/s or higher SDHC Card
  • CLASS UHS-1 -  minimum write speed around 10MB/s or higher SDHC/SDXC Card
  • CLASS UHS-3 - minimum write speed around 30MB/s or higher SDHC/SDXC Card
  • Upcoming...VSC & UFS & APC discussed below :
memory card types and classes
Image Source: SD Card

TYPES OF SD CARD :

 SD/SDSC Card: You can call it SD/SDCS(Standard Capacity) Card Storage Capacity 2GB with writing speed from 2MB/s to 6MB/s.

 SDHC Card: You can call it SDHC(High Capacity) Card, Capacity up to 2GB to 32GB with writing speed from 6MB/s to 10MB/s.

 SDXC Card: You can call it SDHC(eXtended Capacity) Card, Capacity up to 32 to 2TB with writing speed from 10MB/s to 30MB/s.

UHS Card: It increases transfer/data rendering speed then SDHC/SDXC based memory cards.

 VSC Card: Video Speed Class card. They are introduced to increase speed/capability of video rendering/capturing smoothly.Provide capturing/writing speed up to 90MB/s.

 AFC Card: Application performance Class (sign. A1, A2) card. This best class if You want to run Application from memory card by moving them into SD Card from phone's primary memory.

UFS Card : (Universal Flash Storage) provide the fastest speed of writing 170Mb/s data into memory. Its Connector Pins are different from regular Micro SD card Connector Pins.
memory card types and classes
Image Source: UseOfTechnology

Catagories of SD Card:
memory card types and classes
                                    Image Source: MemoryForLess
    

 -SD Cards.                    

  - Mini SD Cards                     

  - Micro SD Card

Latest Fastest Speed Transferable SD Card:
Samsung UFS 1.0 (Universal Flash Storage)
Read Speed- 540 Mb/s; Write Speed-170Mb/s.


 Latest Highest Storage Capacity SD Card:
Sandisk 400 GB SDXC Class 10 Memory Card. (Waiting for Top Capacity 2TB)


 Hope You Like This Information About "All Types Of Smartphone Memory Cards ".
Next Article 'All Type of Storage Devices'.

 GoodBye....:-) 


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