24LC256-I/SM More Semiconductors - ICs by Microchip Technology

256Kb I2C compatible 2-wire Serial EEPROM

Status: Active
Series: 24LC256
RoHS: Compliant
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The Microchip Technology Inc. 24LC256 is a 256Kb (32K x 8) Serial Electrically Erasable PROM (EEPROM), capable of 2.5V to 5.5V operation. It has been developed for advanced, low-power applications such as personal communications or data acquisition. This device also has a page write capability of up to 64 bytes of data. This device is capable of both random and sequential reads up to the 256K boundary. Functional address lines allow up to eight devices on the same bus, for up to 2 Mbit address space. This device is available in the standard 8-pin plastic DIP, SOIC, TSSOP, MSOP and DFN packages.

Prices starting from US$0.85


Distributor Starting From Stock
Logo for Microchip Technology Microchip Technology US$0.85
27,900
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Logo for Newark Electronics Newark Electronics US$1.03
10,513
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Logo for Farnell Farnell US$1.17
10,513
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Logo for element14 element14 US$1.20
10,507
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Logo for Chip One Stop Chip One Stop US$0.86
1,815
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Logo for Future Electronics Future Electronics US$0.88
1,440
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Logo for Transfer Multisort Elektronik Transfer Multisort Elektronik US$0.99
200
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Logo for Avnet America Avnet America US$1.04
-
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Logo for RS Americas RS Americas US$1.04
-
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Logo for Avnet Silica Avnet Silica -
-
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Features

32K x 8 (256Kbit)
Self-Timed Erase/Write Cycle
64-Byte Page Write Buffer
Page Write Time 5 ms Max.
Hardware Write-Protect Pin
Factory Programming Available
Operating voltage 2.5V to 5.5V
Read current 400 uA, max.
Standby current 1 uA, max.
Cascadable up to Eight Devices
Schmitt Trigger Inputs for Noise Suppression
Output Slope Control to Eliminate Ground Bounce
100 kHz and 400 kHz Clock Compatible
ESD Protection >4000V
Pb-Free and RoHS Compliant

Specifications

Density (Organization) 256K bits (x8)
Operating Voltage Min. (V) 2.5
Oper Voltage Max (V) 5.5
Max. Clock Freq. 400 kHz
Page Size (bytes) 64
Write Protected True
Write Protect Scheme Full Array
Endurance 1,000,000
Data Retention (Years) 0
Battery Backup False
Pins | Packaging 8 | SOIJ
Temp Range -40C to +85C
Packing Media Tube (90)

Resources


Application Notes
AN974 - Interfacing I2C™ Serial EEPROMs to PICmicro® Microcontrollers
AN976 - Using the MSSP Module to Interface I2C? Serial EEPROMs with PIC16 Devices
AN979 - Interfacing I2Câ„¢ Serial EEPROMs to PIC18 Devices
AN982 - Interfacing I2C Serial EEPROMs to PIC10 and PIC12 Devices
AN989 - Using the MSSP Module to Interface I2C? Serial EEPROMs with PIC18 Devices
AN991 - Using the C18 Compiler and the MSSP to Interface I2Câ„¢ EEPROMs with PIC18 Devices
AN997 - Using the C18 Compiler to Interface I2C? Serial EEPROMs with PIC18 Devices
AN1019 - EEPROM Endurance Tutorial
AN1028 - Recommended Usage of Microchip I2C? Serial EEPROM Devices
AN1079 - Using the C30 Compiler and the I2C? Peripheral to Interface Serial EEPROMs with dsPIC33F
AN1100 - Using the C30 Compiler to Interface Serial EEPROMs with dsPIC33F
AN1113 - Using C and a Hardware Module to Interface 8051 MCUs with I2C Serial EEPROMs
AN1147 - Interfacing 8051 MCUs with I2C Serial EEPROMs
AN1190 - Using ASM and a Hardware Module to Interface 8051 MCUs with I2C(TM) Serial EEPROMs
AN1195 - Using C to Interface 8051 MCUs with I2C(TM) Serial EEPROMs
AN1418 - Adding Flexibility by Using Multiple Footprints for I2C Serial EEPROMs




Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.1244
Shipping Weight (kg) 0.266667
Lead Count 8
Package Type SOIJ
Package Width or Size .208in
Soldering Composition Matte Tin

Alternative Descriptions

256K, 32K X 8, 2.5V SER EE | Microchip Technology
Serial Eeprom, 256Kbit, 400Khz, Soij-8 | Newark Electronics
SERIAL EEPROM, 256KBIT, 400KHZ, SOIJ-8 | Farnell
24LC256 Series 256 Kb I2C 2 Wire (32K X 8) 2.5 V Serial EEPROM SMT - SOIJ-8 | Future Electronics
256K, 32K X 8, 2.5V SER EEPROM, IND | RS
IC: EEPROM memory | Transfer Multisort Elektronik
EEPROM Serial-I2C 256K-bit 32K x 8 3.3V/5V 8-Pin SOIJ Tube | Avnet America
Microchip Serial EEPROM Memory 256kbit 900ns 2.5 to 5.5V 8-Pin SOIJ | Microchip Technology Inc. 24LC256-I/SM | RS Americas


Frequently Asked Questions

Where can I find additional details, specifications and documents for a 24LC256-I/SM?

Additional datasheets, footprints and schematics for 24LC256-I/SM are listed on our Part Details page. You can also find images and similar parts to 24LC256-I/SM on this page.

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What category does 24LC256-I/SM fall under?

The 24LC256-I/SM is listed under Semiconductors - ICs > More Semiconductors - ICs.

Can I view similar or alternative parts?

You can view similar parts to 24LC256-I/SM when available in the More Semiconductors - ICs range under the specifications section at the bottom of the details page.

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Submit any questions directly to the customer support team of the distributor listing the product. For the 24LC256-I/SM you can contact the distributor directly for product support, shipping queries etc.

Is the 24LC256-I/SM RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

Which authorised distributors for 24LC256-I/SM have stock available?

Authorised distributors including Microchip Technology, Newark Electronics, Farnell, element14 and Chip One Stop have stock available or on a lead time for 24LC256-I/SM.

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