24C EEPROM are available at Mouser Electronics. Mouser offers inventory Microchip Technology / Atmel, EEPROM K (32K X 8), 2-WI V. Datasheet. The 24C is optimized for use in minimal storage applications where low- power and low-voltage operation, driven using i2C serial. Internally Organized 16, x 8 and 32, x 8. • 2-Wire Serial Interface. • Schmitt Trigger, Filtered Inputs for Noise Suppression. • Bidirectional Data Transfer.

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As you can see the diagram above the pin A0, A1, A2 are connected to the ground these pins allow you to customize the device i2C bus address, below the data sheet we that we verify how it is formed the byte address. This is a stress rating only and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of this specification is not implied.

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24C (ATMEL) – 2-Wire Serial EEPROMs | eet

Clock Pulse Width Low. By continuing to browse, you agree to our use of cookies as described in our Cookies Statement.

Learn More – opens in a new window or tab Any international postage is paid in part to Pitney Bowes Inc. Internally Organized 16, x 8 and 32, x 8. Learn More – opens in a new window or tab. I basically copied those functions from http: Address bit 0 A1: United Kingdom and many other countries See details. Select a valid country.


No additional import charges on delivery. If the pin is high 5V and the address is in the top bytes, the write is ignored. The only thing I would mention is that my diagram shows three address pins and no NCs on an eight pin device. 24c56 Clock Input WP: The 24C is optimized for use in minimal storage applications where low-power and low-voltage operation, driven using i2C serial communication bus to help you do much more multiple series of storage.

There are items available. Address bit 2 GND: Clock Pulse Width High. Sign in for checkout Check out as guest.

Clock Low to Data Out Valid. Leave this field empty. Add to basket – In your basket. Add to Watch list. The write protect input, when tied to GND, allows normal write operations. Seller information efectronics After an interruption in protocol, power loss or system reset, any 2-wire part can be reset by follow- ing these 242c56 Voltage on Any Pin with Respect to Ground Skip to main content. Test conditions 24f256 listed in Note 2. Data In Set-up Time.

This amount is subject to change until you make payment. Report item – opens in a new window or tab. This pin is open-drain driven and may be wire-ORed with any number of other open-drain or open collector devices. Have one to sell? Find out more about your rights as a buyer – opens in a new window or tab and exceptions – opens in a new window or tab.


The Wire library allows you to pass an integer value so we could just make a bit-wise operation to device the integer variable into two bytes. Most purchases from business sellers are protected by the 42c256 Contract Regulations which give you the right to cancel the purchase within 14 days after the day you receive the item.

256K memory smart atmel 24c256 contact ic card

atmmel Some of my projects: Your email address will not be published. Click to learn more. You are converting the address to two bytes, then casting the bytes as ints to specify the two byte address. You store the byte in an int. For additional information, see the Global Shipping Programme terms and conditions – opens in a new window or tab.

International postage and import charges paid to Pitney Bowes Inc. If the item comes direct from a manufacturer, it may be delivered in non-retail packaging, such as a plain or unprinted box or plastic bag.

Trusted seller, fast delivery and easy returns. Any tips on what I shoud do next or how to fix that?