The difference between tf memory card and sd card

The difference between tf card and sd card is as follows:

TF card, also known as microSD, is smaller in size and is a kind of flash memory card. , using SanDisk's latest nand mlc technology. TF is commonly used in portable devices such as mobile phones, digital cameras, and audio equipment.

The full English name of SD card is Secure Digital Card, and the Chinese name is Secure Digital Card. It is a semiconductor-based flash memory device. The size of SD card is mostly 24mm×32mm×2.1mm, while the size of TF card is 15mm×11mm×1mm.

There is a write-protect switch on the side of the SD card. You can set the sliding switch to protect data. Since the TF card is small, it can be converted to an SD card through the SD card device.

The reason for canceling the external SD card in mobile phones: Since the SD card slot will occupy the internal space of the mobile phone to a certain extent, it is impossible to make the mobile phone thinner, so many manufacturers directly remove the function of external SD card , but some machines have the SD card and mobile phone card slots combined into one. The disadvantage is that they cannot hold two cards at the same time.

In addition, external memory cards have limitations in speed and stability compared to the internal storage space of mobile phones. In addition, the SD card is more likely to be damaged, which can easily cause the loss of files, and today’s mobile phones are basically As 64G goes up, the demand for SD cards becomes lower.

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