AT25256W-10SI-2.7 The AT25256W-10SI-2.7 is a 256Kbit serial EEPROM from Microchip Technology, featuring an SPI interface and operating at up to 3 MHz. It is housed in an 8-SOIC package.
Mfr Part #:

AT25256W-10SI-2.7

Available from 1 distributors
Mfr Name: Atmel
Atmel
The AT25256W-10SI-2.7 is a 256Kbit serial EEPROM from Microchip Technology, featuring an SPI interface and operating at up to 3 MHz. It is housed in an 8-SOIC package.
✓ Total Stock: 75 pcs
$ Price Range: $1.28

AT25256W-10SI-2.7 Available from 1 distributor

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✓ Non-Authorised
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75 pcs
75 pcs On Request 1 On Request On Request 03+ On Request On Request

AT25256W-10SI-2.7 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
Interface
Lead Spacing
Lead Style
Memory Organization
Memory Size
Memory Type
Mounting Type
Operating Temperature
Operating Voltage
Supplier Device Package
Write Cycle Time

AT25256W-10SI-2.7 Description

Short technical summary and product information.

The AT25256W-10SI-2.7 is a 256Kbit serial electrically-erasable programmable read-only memory (EEPROM) device manufactured by Microchip Technology. It is organized as 32,768 words of 8 bits each and is compatible with the Serial Peripheral Interface (SPI).

 

This EEPROM supports SPI Modes 0 and 3 and operates over a voltage range of 2.7V to 5.5V. It features a clock rate of up to 3 MHz and a self-timed write cycle of 5 ms typical. The device offers block write protection, allowing for protection of 1/4, 1/2, or the entire array, along with hardware and software data protection mechanisms.

 

Designed for industrial and commercial applications, the AT25256W-10SI-2.7 is suitable for low-power and low-voltage requirements. It has an endurance of 100,000 write cycles and data retention exceeding 200 years. The component is supplied in an 8-lead SOIC surface-mount package.

 

Key specifications include a memory size of 256Kbit, an SPI interface, a 3 MHz clock frequency, and an operating temperature range of -40°C to 85°C. The write cycle time for a word or page is typically 5 ms.

AT25256W-10SI-2.7 Quick Information

Product Type: EEPROM
Series: AT25
Canonical Name: AT25256W-10SI-2.7 EEPROM
Subcategory: Serial EEPROM

AT25256W-10SI-2.7 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AT25256W-10SI-2.7 Estimated Pricing

Qty Low High
1+ $1.28 $1.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

AT25256W-10SI-2.7 Features

  • 256Kbit serial EEPROM memory
  • SPI compatible interface
  • 3 MHz maximum clock frequency
  • 2.7V to 5.5V operating voltage
  • 8-SOIC surface mount package

AT25256W-10SI-2.7 Applications

  • Industrial control systems
  • Commercial electronics
  • Low-voltage data storage
  • Embedded systems

AT25256W-10SI-2.7 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the AT25256W-10SI-2.7?

The memory size is 256 Kbit.

What is the operating voltage range?

The operating voltage range is 2.7V to 5.5V.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What is the package type?

The package type is 8-SOIC (surface mount).

What is the endurance of this EEPROM?

The endurance is 100,000 write cycles.

What is the data retention period?

Data retention is greater than 200 years.

What interface does this device use?

It uses an SPI interface.

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