MiniSD is a flash memory card format – the smaller version of the SD memory Card. SD stands for Secure Digital. It is a much preferred form of storage device because of its compact size.

Origin
SanDisk together with Toshiba and Panasonic with first introduced it in 2003. Later, the SD Card Association adapted the format as a second form factor in the SD group.

Features
MiniSD cards have the following features:
- It is much smaller in volume than an SD memory card
- It is narrow, short and thin
- It doesn’t have the writing protection switch
- It comes with a SD Memory Card adaptor (electro-mechanical)
- It compatible with all SD Memory Card slots and such compatible devices
- It storage capacity between 16MB to 8 GB
- It has data transfer speed up to 12MB/sec – 80 X, both read and write
- The operating voltage of this card is 3.3V
- Input/output expansion modules available here
- It tolerates wide ranging operating and storage temperature
- It can withstand operating shock of up to 2000 Gs (equal to 3m fall)

Usage
MiniSD was designed for use in electronic devices – small and portable eg. MP3 players, cell phones, digital cameras etc.

Manufacturers
MiniSD card format comes under different brands, produced by different manufacturers. here is a look at some popular brands of MiniSD Card:
SanDisk
Kingston
Panasonic
Toshiba
And many more.

Today, however, MiniSD card format has been replaced by microSD format.

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