What is a Single Channel Flash Drive?

Single channel flash drives can be used for data transfer.

People often transfer digital data between electronic devices for both business and personal reasons. Devices such as flash drives can be used for this function. One kind of common flash drive is the single channel flash drive.

Definition

A single channel flash drive is a kind of data storage device that uses flash memory, or memory that can be reprogrammed and/or erased. Single channel flash drives offer a single 8-bit-wide USB (universal serial bus) interface. This interface plugs into the USB port on a computer and establishes an electrical connection that enables the data transfer. In contrast, a dual channel flash drive offers a 16-bit-wide interface.

Advantages

A single channel flash drive is smaller and often less expensive than a dual channel flash drive. A single channel flash drive is composed of a single microchip as opposed to two and draws less memory from the computer or host controller than a dual channel flash drive.

Disadvantages

Single channel flash drives are limited in speed compared to dual channel flash drives, which can operate at rates up to twice those of single channel flash drives.

References

• PCmag.com: Definition of: Flash Drive
• "Principles of Computer Hardware"; Alan Clements; Oxford University Press; 2006

Resources

• "How Computers Work"; Ron White; Que; 2007