What is USB Flash Drive

 

USB (USB FLASH DRIVE )

A USB flash drive may also be known as a

flash drive or USB drive.  A USB flash

drive is a device used to store data, Most

USB flash drives are removable and

rewritable.  Physically, they are small,

durable and reliable. The larger their

storage space, the faster they operate.  They

derive the power to operate from the device

to which they are connected (typically a

computer) via the USB port.  Compared to

opuca disk drives, USB flash drives can

store more data and also transfer it at a

faster rate.  It is mainly used to transfer

audio, video and data files from the hard

drive of a computer to another computer. A

USB flash drive consists of a USB connector,

which is well protected and electrically

insulated inside a plastic or rubber case.  A

small printed circuit board with surface-

mounted integrated circuits are found

within the device's casing.  

The main components of the USB flash drive are: 

🔴 Standard USB plug :- This connects the

     flash drive to a device.  

🔴 USB mass storage controller :- This is a

     microcontroller for the USB.  It has a   

     small amount of RAM and ROM.

🔴 Flash memory chip :- The data is stored

      in this .

🔴 Crystal oscillator :- The data output is

     controlled by this component.