Memorex 32601080 - Mega TravelDrive 8 GB External Hard Drive Specifications

1 REFERENCE GUIDE FOR FLASH CARDS AND DRIVES Terence O’Kelly Content Links 1. Frequently Asked Questions (FAQs) 2. Introduction to the Referen

10 • low power requirements to prolonging battery life • low cost (Figure 2) Flash memory offers all but the last; but as people become more accu

11 binary terms that is a mere “4.37GB.” Some groups have called for new terminology to define the “kilo binary byte” as a “kibibyte” to distinguis

12 RAM RAM stands for “Random Access Memory.” RAM chips use transistors to link the bit and word lines, and they need a constant energy source to ke

13 Finally Flash The development of flash memory solved the problem of slow one-byte-at-a-time erasure of the EEPROMs by using in-circuit wiring acr

14 Comparison of Memory Chips type of link volatile erasable RAM transistors yes yes loses memory if power is lo

15 TRAVELDRIVES—USB PORTABLE MEMORY TravelDrives are not really drives at all since nothing moves inside. They are flash m

16 gives up to NOR logic in quick random access. NOR logic chips are used for applications using binary code rather than memory, such as a computer’

17 the PC cards with their varying thickness, the Type I can fit into all Type II slots, but not vice versa. Although these cards were dubbed “compac

18 The maximum theoretical capacity of a Compact Flash card is 137GB, but technical problems and costs preclude any move to that capacity any time so

19 SMARTMEDIA Toshiba took a very different approach to flash memory in 1994 when they introduced what they called “solid-state floppy-disk cards”

2 6. MMCmicro 7. MMCmini 8. SecureMMC 9. miCard I. Secure Digital 1. SDMI protection 2. MiniSD 3. microSD 4. SDIO cards 5. SDHC J. Memory

20 Smart Media chips use just one NAND memory chip in the card. If an SM card needs greater capacity, it simply uses a NAND chip that offers that ca

21 MultiMedia cards operate at either 2.7 volts or 3.6 volts from the power source. These cards will work in Secure Digital card slots as well as MM

22 USB flash drive available. It is 40% smaller than a miniSD in area and about 18% smaller in volume. Despite the small size, the miCard has a tot

23 contributed to SD cards’ greater acceptance in the market than that for the MultiMedia card. Since MultiMedia cards do work in Secure Digital slo

24 The SD card has become the most common flash memory card format for electronic products. As a flash card, however, it still has the limitation t

25 SDIO (SD Input/Output) Cards are not flash memory storage devices at all. They are generally mobile electronic devices that plug into ports that

26 10) Memory Stick Micro, or “M2” (15mm x 12.5mm x 1.2mm), a tiny version with two low operating voltages of 3.3V or 1.8V to allow their use in ver

27 As flash media grew in popularity, they found more uses in other devices. MP3 audio players and tiny voice recorders

28 speed is always the faster rating because it is easier and faster to pick up data patterns than to sort them and write them. The sizes of files

29 cells has to be erased first to convert all cells to ones; then the particular cell has to be written again to turn it to a zero. In order to wri

3 FAQs about Flash Cards and Drives There is a lot of confusion about the various different types of flash memory. In order to help customers mak

30 too low or out of power entirely. Reformatting will return the flash card to use, but reformatting also erases all the information that was on th

31 • Keep flash cards away from electrostatic sources and magnetic fields. This caution has grown to include sending them through the U.S. Postal S

4 29) My doesn’t my Memorex TravelDrive show any files on it in Windows 2000 when the write/protect switch is on? They show up in Windows XP. The

5 13) The problem is a difference in the formatting. When you format your Smart Media in your camera, it is using an older FAT (File Allocation Tab

6 camcorder that is using it in order to keep the file structure perfectly intact. Tip: after reformatting, the camera will automatically number ph

7 REFERENCE GUIDE TO FLASH CARDS AND DRIVES Memorex has long been one of the world’s foremost suppliers of media for memory storage. The very nam

8 ANALOGUE VS. DIGITAL Analogue comes from two Greek words loosely meaning “word for word,” as in a translation. The adjective is a way of descri

9 In our familiar decimal system, each column of digits goes up by a factor of 10. The number 3723 is represented by 3,723 with a comma often separa