Contact Us

For Any Business Inquiry, Please Contact Us Here
Showing posts with label memory. Show all posts
Showing posts with label memory. Show all posts

Recognize the Importance of Micro SD cards

Bookmark and Share
In this high-tech world, everything has become very simple and easy. Likewise, storing personal stuffs in any form and taking to the desired place is all about recognizing the importance of Micro SD cards which we have been using these days.

How do we define Micro SD cards? The square and plastic coated data storage devices are called as memory cards. A long list of registered companies is there that are associated with the development of memory cards in the market.
Either we are using laptops, digital cameras, mobile phones, music consoles or any other electronic gadgets; we are now able to store files of our choice. In cameras, a lot of images and video footages can be stored and in mobile phones, files can be stored either in the form of images, videos, music tracks and much more.
It would not be wrong to say that we all have recognized the importance of memory cards more or less. Features which make such cards really useful and versatile will be discussed in this article.
Detachable
Memory cards are detachable flash memory cards that can be detached easily whenever needed by the user. It happens most of the time that the devices which we are using like camera, mobile phone, etc, do not work properly. Here, it doesn’t mean that the memory cards also become useless with such devices.  Easily, we can use that card with other compatible devices. In short, it can be said that if mother devices have any fault, still our files in the cards are safe and secured.
Amazing storage capacities
FLASH Cards Main feature is to store files and the memory cards have been gaining appreciation all over for the amazing storage capacities as far as their size is considered. The normal storage capacity which you’ll find is 1 GB to 2 GB and can be ranged to 4GB which means we have large scope for the storage of personal stuffs.
One can imagine the advancements in the Micro SD cards by knowing the size of 15 mm × 11 mm × 1 mm which were in use 10 years ago.
Availability
We all have heard the line - more demand more supply. Same goes with the availability of memory cards which have become easily available in the present scenario. One can either go for physical mode of shopping or may prefer online. A number of memory card retailers have their online presence and thus time can be saved if going through online ways. And the selection of product is dependent on the nature of devices and the compatibility factor.
From the above discussions, it can be said that Micro SD cards have been playing a significant role in our virtual life which we are recognizing more day onwards.
Make the purchase of Micro SD cards, USB storage devices, memory components, etc, simple and cost-effective by taking help of Om Nanotech Pvt. Ltd. The company makes use of chips from reputed manufacturers including Micron, Samsung and Hynix.

Price of Memory Modules (OEM Computer RAM) As On 29th June 2010

Bookmark and Share
Memory Modules (Computer RAM) Price at Om Nanotech Private Limited, as on 29.06.2010 (11:00am).
Category
Product
Price
SDR
SDR 128MB 133MHz DESKTOP RAM (DIMM)
US $2.50
SDR
SDR 256MB 133MHz DESKTOP RAM (DIMM)
US $6.50
SDR
SDR 512MB 133MHz DESKTOP RAM (DIMM)
US $13.50
SDR
SDR 512MB 133MHz LAPTOP RAM (SODIMM)
US $18.50
DDR
DDR 1GB 333MHz DESKTOP RAM (DIMM)
US $31.50
DDR
DDR 1GB 333MHz LAPTOP RAM (SODIMM)
US $32.00
DDR
DDR 512MB 400MHz DESKTOP RAM (DIMM)
US $14.00
DDR
DDR 1GB 400MHz DESKTOP RAM (DIMM)
US $ 33.10
DDR
DDR 1GB 400MHz LAPTOP RAM (SODIMM)
US $ 33.60
DDR2
DDR2 512MB 667MHz DESKTOP RAM (DIMM)
US $7.50
DDR2
DDR2 512MB 667MHz LAPTOP RAM (SODIMM)
US $7.85
DDR2
DDR2 1GB 667MHz DESKTOP RAM (DIMM)
US $17.75
DDR2
DDR2 1GB 667MHz LAPTOP RAM (SODIMM)
US $17.95
DDR2
DDR2 2GB 667MHz DESKTOP RAM (DIMM)
US $34.60
DDR2
DDR2 2GB 667MHz LAPTOP RAM (SODIMM)
US $34.85
DDR2
DDR2 1GB 800MHz DESKTOP RAM (DIMM)
US $17.80
DDR2
DDR2 1GB 800MHz LAPTOP RAM (SODIMM)
US $18.00
DDR2
DDR2 2GB 800MHz DESKTOP RAM (DIMM)
US $34.75
DDR2
DDR2 2GB 800MHz LAPTOP RAM (SODIMM)
US $35.00
DDR3
DDR3 2GB 1066MHz DESKTOP RAM (DIMM)
US $38.15
DDR3
DDR3 2GB 1333MHz DESKTOP RAM (DIMM)
US $38.60
DDR3
DDR3 2GB 1333MHz LAPTOP RAM (SODIMM)
US $39.65
DDR3
DDR3 4GB 1333MHz DESKTOP RAM (DIMM)
US $66.10
DDR3
DDR3 4GB 1333MHz LAPTOP RAM (SODIMM)
US $67.10

  • *All memory modules are ex-stock Singapore and India.
  • *Advance Payment only
  • *Prices are subjected to change (May be 3 Times a day), without any prior information.
Payment Mode:
T/T (Singapore)
D/D (India)
RTGS (India)

For further information, please send in your mail to it@om-nanotech.com or visit our website www.om-nanotech.com

DRAM ExChange As On 29.06.2010 (11:00am)

Bookmark and Share
DRAM EXCHANGE


Source : Dram Exchange

Price of Memory Modules (OEM Computer RAM) As On 28th June 2010

Bookmark and Share
Memory Modules (Computer RAM) Price at Om Nanotech Private Limited, as on 28.06.2010 (1:00pm).
Category
Product
Price
SDR
SDR 128MB 133MHz DESKTOP RAM (DIMM)
US $2.50
SDR
SDR 256MB 133MHz DESKTOP RAM (DIMM)
US $6.50
SDR
SDR 512MB 133MHz DESKTOP RAM (DIMM)
US $13.50
SDR
SDR 512MB 133MHz LAPTOP RAM (SODIMM)
US $18.50
DDR
DDR 1GB 333MHz DESKTOP RAM (DIMM)
US $31.50
DDR
DDR 1GB 333MHz LAPTOP RAM (SODIMM)
US $32.00
DDR
DDR 512MB 400MHz DESKTOP RAM (DIMM)
US $14.00
DDR
DDR 1GB 400MHz DESKTOP RAM (DIMM)
US $ 33.50
DDR
DDR 1GB 400MHz LAPTOP RAM (SODIMM)
US $ 34.00
DDR2
DDR2 512MB 667MHz DESKTOP RAM (DIMM)
US $7.50
DDR2
DDR2 512MB 667MHz LAPTOP RAM (SODIMM)
US $7.70
DDR2
DDR2 1GB 667MHz DESKTOP RAM (DIMM)
US $17.75
DDR2
DDR2 1GB 667MHz LAPTOP RAM (SODIMM)
US $17.95
DDR2
DDR2 2GB 667MHz DESKTOP RAM (DIMM)
US $34.60
DDR2
DDR2 2GB 667MHz LAPTOP RAM (SODIMM)
US $34.85
DDR2
DDR2 1GB 800MHz DESKTOP RAM (DIMM)
US $17.80
DDR2
DDR2 1GB 800MHz LAPTOP RAM (SODIMM)
US $18.00
DDR2
DDR2 2GB 800MHz DESKTOP RAM (DIMM)
US $34.75
DDR2
DDR2 2GB 800MHz LAPTOP RAM (SODIMM)
US $35.00
DDR3
DDR3 2GB 1066MHz DESKTOP RAM (DIMM)
US $38.35
DDR3
DDR3 2GB 1333MHz DESKTOP RAM (DIMM)
US $38.60
DDR3
DDR3 2GB 1333MHz LAPTOP RAM (SODIMM)
US $39.65
DDR3
DDR3 4GB 1333MHz DESKTOP RAM (DIMM)
US $66.10
DDR3
DDR3 4GB 1333MHz LAPTOP RAM (SODIMM)
US $67.10

 

  • *All memory modules are ex-stock Singapore and India.
  • *Advance Payment only
  • *Prices are subjected to change (May be 3 Times a day), without any prior information.
Payment Mode:

T/T (Singapore)
D/D (India)
RTGS (India)

For further information, please send in your mail to it@om-nanotech.com or visit our website www.om-nanotech.com

DRAM ExChange As On 28.06.2010 (1:00pm)

Bookmark and Share
DRAM EXCHANGE


Source : Dram Exchange

Price of Memory Modules (OEM Computer RAM) As On 26th June 2010

Bookmark and Share
Memory Modules (Computer RAM) Price at Om Nanotech Private Limited, as on 26.06.2010 (11:00am).
Category
Product
Price
SDR
SDR 128MB 133MHz DESKTOP RAM (DIMM)
US $2.50
SDR
SDR 256MB 133MHz DESKTOP RAM (DIMM)
US $6.50
SDR
SDR 512MB 133MHz DESKTOP RAM (DIMM)
US $13.50
SDR
SDR 512MB 133MHz LAPTOP RAM (SODIMM)
US $18.50
DDR
DDR 1GB 333MHz DESKTOP RAM (DIMM)
US $30.50
DDR
DDR 1GB 333MHz LAPTOP RAM (SODIMM)
US $31.00
DDR
DDR 512MB 400MHz DESKTOP RAM (DIMM)
US $14.00
DDR
DDR 1GB 400MHz DESKTOP RAM (DIMM)
US $ 32.50
DDR
DDR 1GB 400MHz LAPTOP RAM (SODIMM)
US $ 33.50
DDR2
DDR2 512MB 667MHz DESKTOP RAM (DIMM)
US $7.50
DDR2
DDR2 512MB 667MHz LAPTOP RAM (SODIMM)
US $7.70
DDR2
DDR2 1GB 667MHz DESKTOP RAM (DIMM)
US $17.75
DDR2
DDR2 1GB 667MHz LAPTOP RAM (SODIMM)
US $17.95
DDR2
DDR2 2GB 667MHz DESKTOP RAM (DIMM)
US $34.10
DDR2
DDR2 2GB 667MHz LAPTOP RAM (SODIMM)
US $34.35
DDR2
DDR2 1GB 800MHz DESKTOP RAM (DIMM)
US $17.60
DDR2
DDR2 1GB 800MHz LAPTOP RAM (SODIMM)
US $17.85
DDR2
DDR2 2GB 800MHz DESKTOP RAM (DIMM)
US $34.60
DDR2
DDR2 2GB 800MHz LAPTOP RAM (SODIMM)
US $34.85
DDR3
DDR3 2GB 1066MHz DESKTOP RAM (DIMM)
US $39.10
DDR3
DDR3 2GB 1333MHz DESKTOP RAM (DIMM)
US $39.10
DDR3
DDR3 2GB 1333MHz LAPTOP RAM (SODIMM)
US $39.65
DDR3
DDR3 4GB 1333MHz DESKTOP RAM (DIMM)
US $68.10
DDR3
DDR3 4GB 1333MHz LAPTOP RAM (SODIMM)
US $69.10

  • *All memory modules are ex-stock Singapore and India.
  • *Advance Payment only
  • *Prices are subjected to change (May be 3 Times a day), without any prior information.
Payment Mode:
T/T (Singapore)
D/D (India)
RTGS (India)

For further information, please send in your mail to it@om-nanotech.com or visit our website www.om-nanotech.com

Price of Memory Modules (OEM Computer RAM) As On 24th June 2010

Bookmark and Share
Memory Modules (Computer RAM) Price at Om Nanotech Private Limited, as on 24.06.2010 (11:00am).
Category
Product
Price
SDR
SDR 128MB 133MHz DESKTOP RAM (DIMM)
US $2.50
SDR
SDR 256MB 133MHz DESKTOP RAM (DIMM)
US $6.50
SDR
SDR 512MB 133MHz DESKTOP RAM (DIMM)
US $13.50
SDR
SDR 512MB 133MHz LAPTOP RAM (SODIMM)
US $18.50
DDR
DDR 1GB 333MHz DESKTOP RAM (DIMM)
US $30.50
DDR
DDR 1GB 333MHz LAPTOP RAM (SODIMM)
US $31.00
DDR
DDR 512MB 400MHz DESKTOP RAM (DIMM)
US $14.00
DDR
DDR 1GB 400MHz DESKTOP RAM (DIMM)
US $ 32.50
DDR
DDR 1GB 400MHz LAPTOP RAM (SODIMM)
US $ 33.50
DDR2
DDR2 512MB 667MHz DESKTOP RAM (DIMM)
US $7.50
DDR2
DDR2 512MB 667MHz LAPTOP RAM (SODIMM)
US $7.70
DDR2
DDR2 1GB 667MHz DESKTOP RAM (DIMM)
US $17.75
DDR2
DDR2 1GB 667MHz LAPTOP RAM (SODIMM)
US $17.95
DDR2
DDR2 2GB 667MHz DESKTOP RAM (DIMM)
US $34.10
DDR2
DDR2 2GB 667MHz LAPTOP RAM (SODIMM)
US $34.35
DDR2
DDR2 1GB 800MHz DESKTOP RAM (DIMM)
US $17.60
DDR2
DDR2 1GB 800MHz LAPTOP RAM (SODIMM)
US $17.85
DDR2
DDR2 2GB 800MHz DESKTOP RAM (DIMM)
US $34.60
DDR2
DDR2 2GB 800MHz LAPTOP RAM (SODIMM)
US $34.85
DDR3
DDR3 2GB 1066MHz DESKTOP RAM (DIMM)
US $39.10
DDR3
DDR3 2GB 1333MHz DESKTOP RAM (DIMM)
US $39.10
DDR3
DDR3 2GB 1333MHz LAPTOP RAM (SODIMM)
US $39.65
DDR3
DDR3 4GB 1333MHz DESKTOP RAM (DIMM)
US $68.10
DDR3
DDR3 4GB 1333MHz LAPTOP RAM (SODIMM)
US $69.10
  • *All memory modules are ex-stock Singapore and India.
  • *Advance Payment only
  • *Prices are subjected to change (May be 3 Times a day), without any prior information.
Payment Mode:
T/T (Singapore)
D/D (India)
RTGS (India)

For further information, please send in your mail to it@om-nanotech.com or visit our website www.om-nanotech.com

Price of Memory Modules (OEM Computer RAM) As On 23th June 2010

Bookmark and Share
Memory Modules (Computer RAM) Price at Om Nanotech Private Limited, as on 23.06.2010 (11:00am).
Category
Product
Price
SDR
SDR 128MB 133MHz DESKTOP RAM (DIMM)
US $2.50
SDR
SDR 256MB 133MHz DESKTOP RAM (DIMM)
US $6.50
SDR
SDR 512MB 133MHz DESKTOP RAM (DIMM)
US $13.50
SDR
SDR 512MB 133MHz LAPTOP RAM (SODIMM)
US $18.50
DDR
DDR 1GB 333MHz DESKTOP RAM (DIMM)
US $30.50
DDR
DDR 1GB 333MHz LAPTOP RAM (SODIMM)
US $31.00
DDR
DDR 512MB 400MHz DESKTOP RAM (DIMM)
US $14.00
DDR
DDR 1GB 400MHz DESKTOP RAM (DIMM)
US $ 32.50
DDR
DDR 1GB 400MHz LAPTOP RAM (SODIMM)
US $ 33.50
DDR2
DDR2 512MB 667MHz DESKTOP RAM (DIMM)
US $7.50
DDR2
DDR2 512MB 667MHz LAPTOP RAM (SODIMM)
US $7.70
DDR2
DDR2 1GB 667MHz DESKTOP RAM (DIMM)
US $17.75
DDR2
DDR2 1GB 667MHz LAPTOP RAM (SODIMM)
US $17.95
DDR2
DDR2 2GB 667MHz DESKTOP RAM (DIMM)
US $33.95
DDR2
DDR2 2GB 667MHz LAPTOP RAM (SODIMM)
US $34.10
DDR2
DDR2 1GB 800MHz DESKTOP RAM (DIMM)
US $17.60
DDR2
DDR2 1GB 800MHz LAPTOP RAM (SODIMM)
US $17.85
DDR2
DDR2 2GB 800MHz DESKTOP RAM (DIMM)
US $34.10
DDR2
DDR2 2GB 800MHz LAPTOP RAM (SODIMM)
US $34.45
DDR3
DDR3 2GB 1066MHz DESKTOP RAM (DIMM)
US $39.10
DDR3
DDR3 2GB 1333MHz DESKTOP RAM (DIMM)
US $39.10
DDR3
DDR3 2GB 1333MHz LAPTOP RAM (SODIMM)
US $39.65
DDR3
DDR3 4GB 1333MHz DESKTOP RAM (DIMM)
US $68.10
DDR3
DDR3 4GB 1333MHz LAPTOP RAM (SODIMM)
US $69.10
  • *All memory modules are ex-stock Singapore and India.
  • *Advance Payment only
  • *Prices are subjected to change (May be 3 Times a day), without any prior information.
Payment Mode:
T/T (Singapore)
D/D (India)
RTGS (India)

For further information, please send in your mail to it@om-nanotech.com or visit our website www.om-nanotech.com

Price of Memory Modules (OEM Computer RAM) As On 22th June 2010

Bookmark and Share
Memory Modules (Computer RAM) Price at Om Nanotech Private Limited, as on 21.06.2010 (11:30am).
Category
Product
Price
SDR
SDR 128MB 133MHz DESKTOP RAM (DIMM)
US $2.50
SDR
SDR 256MB 133MHz DESKTOP RAM (DIMM)
US $6.50
SDR
SDR 512MB 133MHz DESKTOP RAM (DIMM)
US $13.50
SDR
SDR 512MB 133MHz LAPTOP RAM (SODIMM)
US $18.50
DDR
DDR 1GB 333MHz DESKTOP RAM (DIMM)
US $30.50
DDR
DDR 1GB 333MHz LAPTOP RAM (SODIMM)
US $31.00
DDR
DDR 512MB 400MHz DESKTOP RAM (DIMM)
US $14.00
DDR
DDR 1GB 400MHz DESKTOP RAM (DIMM)
US $ 32.50
DDR
DDR 1GB 400MHz LAPTOP RAM (SODIMM)
US $ 33.50
DDR2
DDR2 512MB 667MHz DESKTOP RAM (DIMM)
US $7.50
DDR2
DDR2 512MB 667MHz LAPTOP RAM (SODIMM)
US $7.70
DDR2
DDR2 1GB 667MHz DESKTOP RAM (DIMM)
US $17.75
DDR2
DDR2 1GB 667MHz LAPTOP RAM (SODIMM)
US $17.95
DDR2
DDR2 2GB 667MHz DESKTOP RAM (DIMM)
US $34.05
DDR2
DDR2 2GB 667MHz LAPTOP RAM (SODIMM)
US $34.15
DDR2
DDR2 1GB 800MHz DESKTOP RAM (DIMM)
US $17.70
DDR2
DDR2 1GB 800MHz LAPTOP RAM (SODIMM)
US $17.95
DDR2
DDR2 2GB 800MHz DESKTOP RAM (DIMM)
US $34.20
DDR2
DDR2 2GB 800MHz LAPTOP RAM (SODIMM)
US $34.65
DDR3
DDR3 2GB 1066MHz DESKTOP RAM (DIMM)
US $39.10
DDR3
DDR3 2GB 1333MHz DESKTOP RAM (DIMM)
US $39.10
DDR3
DDR3 2GB 1333MHz LAPTOP RAM (SODIMM)
US $39.65
DDR3
DDR3 4GB 1333MHz DESKTOP RAM (DIMM)
US $68.10
DDR3
DDR3 4GB 1333MHz LAPTOP RAM (SODIMM)
US $69.10

  • *All memory modules are ex-stock Singapore and India.
  • *Advance Payment only
  • *Prices are subjected to change (May be 3 Times a day), without any prior information.
Payment Mode:
T/T (Singapore)
D/D (India)
RTGS (India)

For further information, please send in your mail to it@om-nanotech.com or visit our website www.om-nanotech.com

Price of Memory Modules (OEM Computer RAM) As On 18th June 2010

Bookmark and Share

Memory Modules (Computer RAM) Price at Om Nanotech Private Limited, as on 18.06.2010.

Category
Product
Price
SDR
SDR 128MB 133MHz DESKTOP RAM (DIMM)
US $2.50
SDR
SDR 256MB 133MHz DESKTOP RAM (DIMM)
US $6.50
SDR
SDR 512MB 133MHz DESKTOP RAM (DIMM)
US $13.50
SDR
SDR 512MB 133MHz LAPTOP RAM (SODIMM)
US $18.50
DDR
DDR 1GB 333MHz DESKTOP RAM (DIMM)
US $30.50
DDR
DDR 1GB 333MHz LAPTOP RAM (SODIMM)
US $31.00
DDR
DDR 512MB 400MHz DESKTOP RAM (DIMM)
US $14.00
DDR
DDR 1GB 400MHz DESKTOP RAM (DIMM)
US $ 32.50
DDR
DDR 1GB 400MHz LAPTOP RAM (SODIMM)
US $ 33.50
DDR2
DDR2 512MB 667MHz DESKTOP RAM (DIMM)
US $7.50
DDR2
DDR2 512MB 667MHz LAPTOP RAM (SODIMM)
US $7.70
DDR2
DDR2 1GB 667MHz DESKTOP RAM (DIMM)
US $18.10
DDR2
DDR2 1GB 667MHz LAPTOP RAM (SODIMM)
US $18.30
DDR2
DDR2 2GB 667MHz DESKTOP RAM (DIMM)
US $33.95
DDR2
DDR2 2GB 667MHz LAPTOP RAM (SODIMM)
US $34.10
DDR2
DDR2 1GB 800MHz DESKTOP RAM (DIMM)
US $18.20
DDR2
DDR2 1GB 800MHz LAPTOP RAM (SODIMM)
US $18.35
DDR2
DDR2 2GB 800MHz DESKTOP RAM (DIMM)
US $34.10
DDR2
DDR2 2GB 800MHz LAPTOP RAM (SODIMM)
US $34.35
DDR3
DDR3 2GB 1066MHz DESKTOP RAM (DIMM)
US $39.10
DDR3
DDR3 2GB 1333MHz DESKTOP RAM (DIMM)
US $39.10
DDR3
DDR3 2GB 1333MHz LAPTOP RAM (SODIMM)
US $39.65
DDR3
DDR3 4GB 1333MHz DESKTOP RAM (DIMM)
US $68.10
DDR3
DDR3 4GB 1333MHz LAPTOP RAM (SODIMM)
US $69.10


 



  • *All memory modules are ex-stock Singapore and India.

  • *Advance Payment only

  • *Prices are subjected to change (May be 3 Times a day), without any prior information.

Payment Mode:

T/T (Singapore)
D/D (India)
RTGS (India)

For further information, please send in your mail to it@om-nanotech.com or visit our website www.om-nanotech.com

Do You Want To Jump For Small Storage Device Try A Jump Drive (USB Drive)

Bookmark and Share
USB drive is a small storage device after floppy disk and CD. Use of USB drive is much easier than floppy or CD. Data transfer speed is also fast with USB drives. We have to just plug it in to USB port of computer and we can transfer information/ Data instantly. We can use it for transferring data for one machine to another. This is very small in size so that much easier to carry with. In size this is as small as pen so as easier to carry as a pen can be.


This is almost completely sealed so that its data becomes safe from external magnetic field and dust. In USB drives there is a small PCB (Printed Circuit Board), inside case. So the small circuitry becomes safer than other storage media. It consists a flash memory for data storing purpose.

usb drives


USB drives are available in a wide range in the market from where you can purchase it according to your requirement. The USB flash drive consists of a NAND type flash memory device for data storage which is integrated with USB interface. This is removable and re- writable means we can write data on it. In size this is much smaller than a floppy disk. Range of USB storage capacity is from 64 MB to 64 GB with improvements in size and price / Gigabyte.


It has many more advantages as durability, more storage capacity, handy, removable, re-writable, fast operating, easy in use, less weight etc. than other storage devices. So we can say that USB is a revolution in the storage media.

Widely Used CARD In Electronics Devices

Bookmark and Share
The SD(Secure Digital) card was introduced by Scan disk corporation, Matsushita (Panasonic) in 2001, it is based on MMC(multimedia Card) differences between MMC & Sd card are SD card is slight thicker in size,& has a write protection switch. MMC cards can be used in all SD memory card slots but SD cards can ot be used in MMC card slot.

Now a days SD card is most commonly used memory card. In size SD memory
sd cards card same as Postage stamp (32 × 24 × 2.1 mm). we can find the SD memory cards in so many electronics devices as Digital camera, PDAS, Mobile phones etc. The general name of many expansion modules is SDIO (secure digital In & Out). After inserting in a slot SDIO modules can be used for many other functions such as Bluetooth adapters, GPS receivers, digital cameras, TV tuners, etc The SD card s are of the following types as Mini SD card, Micro SDcard .


The Mini SD card (21.5 × 20 × 1.4 mm) was introduced in 2003. It was the Second & a smaller version after the Secure Digital card, this is approximately 60% small in size than the SD card & having same benifits like SD card except write protection switch.it was designed for portable electronics devices as mobile phones, Digital cameras.

The smallest version of this family is Micro SD card (11 × 15 × 1 mm). It is also Known as transflash. it was introduced as smallest memory card of the wold in 2004. the size of this card is approximately of the fingernail , It is basically designed to use in mobile phones. Today Micro SD cards commonly used in mobile phones.

DDR2 More Efficient Than The Original DDR

Bookmark and Share
DDR2

DDR2 is a type of an SDRAM, this computer memory stores its memory in memory cells. These cells are then activated at according times to correctly operate with an external data bus. Although the DDR2 shares many similarities with the original DDR, as in the case with data transfer happening with the rise and fall at the edge of the clock, it is different in that the DDR2's bus is clocked at twice the speed. This basically allows the DDR2 to be twice as more efficient than the original DDR.

The key behind the high bus frequency with DDR2s is the coalition of electrical interface improvements, prefetch buffers, and various off-chip drivers. This is because DDR's prefetch buffer is twice of the DDR, which is 2bits deep. Also, its read latencies are between four and six cycles; again this is twice that of the DDR. Thus, twice as much bus speed is necessary to achieve an equal latency.

Also, the DDR2 is packaged relatively more expensively and more complicatedly than the DDR SDRAM or the SDR SDRAM, in exchange for a more blazing speed.

Backward compatibility with DDR2 DIMMs are quite limited. In fact, they are not designed to be compatible with DDRM DIMMs at all. This is because firstly, the notch positions in the DDR2 and the DDR are different along with the pin density slightly higher on the DDR DIMMs. Although not much of a "backward compatibility," but faster DDR2 DIMMs can be used with slower DDR2 DIMMs. However, in such a situation, the faster one would run at the speed of the slower DDR2.

Source :: Tech Faq
Related Posts Plugin for WordPress, Blogger...

Query Form