DataSheet: PDF icon Serial EEPROM 24Cpdf. AT24C02 is an electrically erasable and programmable ROM. It has a 2Kbits of memory size arranged in 32 . trically erasable and programmable read-only memory (EEPROM) organized as . Part of the Array Protected. 24C01A. 24C 24C 24C 24C At VCC. 24c02 EEPROM are available at Mouser Electronics. Mouser offers inventory, pricing, & datasheets for 24c02 EEPROM.

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Basics of Nonvolatile Semiconductor Memory Devices.

And me not initializing the variable “result” is indeed not quite! Most NOR flash memory is a hybrid style—programming is through hot carrier injection and erase is through Fowler—Nordheim tunneling. By using this site, you agree to the Terms of Use and Privacy Policy.

In other words, it uses tunnel junction mechanism. For more details on different operations and addressing, refer interfacing 24C02 with Supply voltage; 5V up to 5. In the above setup, I knew it of course, as I myself wrote it. It hasn’t yetso you return your unitialised feprom “result”, but the library kindly buffers the data from the I2C bus when it does arrive. During storage, the electrons injected into the floating gate may drift through the insulator, especially at increased temperature, and cause charge loss, reverting the cell into erased state.

24C02 | EEPROM AT24C02 | Datasheet – Pin Diagram & Description

Similarly for read operation the device address to be sent is 0xA0 The Japan Society of Applied Physics: These use from 1 to 4 device pins and allow devices to use packages with 8-pins or less. One of their research includes MONOS metal – oxide – nitride -oxide- semiconductor technology, [6] which is used Renesas Electronics ‘ flash datashet integrated in single-chip microcontrollers until today.


I had to ask it twice In the industry, there is a convention to reserve the term EEPROM to byte-wise erasable memories compared to block-wise erasable flash memories.

This data byte is to be written on or read by the microcontroller. Virgin Galactic — Commercial Space Flight. I corrected my code, recompiled, uploaded, tried During rewrites, the gate oxide in the floating-gate transistors gradually accumulates trapped electrons.

In this particular setup, at least. What is Web Browser. This last bit is 1 for write and 0 for read operation. The electric field of the trapped electrons adds to the electrons in the floating gate, lowering the window between threshold voltages for zeros vs ones.

I speak for myself, not Arduino.

Serial EEPROM AT24C02

But FLOTOX’ s theoretical basis is Fowler—Nordheim tunneling hot-carrier injection through a thin silicon dioxide layer between the floating-gate and the substrate.

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Inone of electrically re-programmable non-volatile memory was invented by Fujio Masuoka at Toshiba, who is also known as the inventor of flash memory. In early s, some studies, inventionsand development for electrically re-programmable non-volatile memories were performed by various companies and organizations.

Magnetic tape Hard disk drive. EEPROM still requires 2 transistors structure per bit to erase a dedicated byte in the memory, while flash memory has 1 transistor per bit to erase a region of the memory. Electronic Inventions and Discoveries: EEPROM can be programmed and erased electrically using field electron emission more commonly known in the industry as “Fowler—Nordheim tunneling”.


EEPROM also E 2 PROM stands for Electrically Erasable Programmable Read-Only Memory and is a type of non-volatile memory used in computers, integrated in microcontrollers for smart cards and remote keyless systemand other electronic devices to store relatively small amounts of data but allowing individual bytes to be erased and reprogrammed.

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Many microcontrollers include both: Archived from the original on 3 May Archived from the original on The manufacturers usually specify the maximum number of rewrites being 1 datashee or more. There is no clear boundary dividing the two, but the term “EEPROM” is generally used to describe non-volatile memory with small erase blocks as small as one byte and a long lifetime typically 1, cycles.

Paper data storage Drum memory Magnetic-core memory Plated wire memory Core rope memory s Thin-film memory Disk pack Datssheet memory — Bubble memory — Floppy disk Digest of Technical Papers. Do not send technical questions via personal messaging – they will be ignored.

EEPROM – Wikipedia

It was also used on video game cartridges to save game progress and configurations, before the usage of external and internal flash memories. In other projects Wikimedia Commons.

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