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25AA640A-E/P The Microchip Technology 25AA640A-E/P is a 64 Kbit EEPROM memory IC with an SPI interface operating at 10 MHz. It supports a wide voltage range and operates in harsh temperature conditions.
Mfr Part #:

25AA640A-E/P

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology 25AA640A-E/P is a 64 Kbit EEPROM memory IC with an SPI interface operating at 10 MHz. It supports a wide voltage range and operates in harsh temperature conditions.
✓ Total Stock: 19,109 pcs
$ Price Range: $1.24

25AA640A-E/P Available from 1 distributor

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✓ Non-Authorised
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Smaxon Electronics ✓
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19,109 pcs
On Request
19109 pcs On Request 1 On Request On Request 2020+ On Request On Request
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25AA640A-E/P Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
Lead Spacing
Memory Format
Memory Interface
Memory Organization
Memory Size
Memory Type
Mounting Type
Operating Temperature
Supplier Device Package
Technology
Voltage
Write Cycle Time
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25AA640A-E/P Description

Short technical summary and product information.

This Microchip Technology 25AA640A-E/P is a 64 Kbit non-volatile EEPROM memory integrated circuit. It utilizes an SPI interface for efficient data communication and operates at a maximum clock frequency of 10 MHz.

 

The device supports a wide operating voltage range from 1.8V to 5.5V, making it suitable for various power-sensitive applications. Its memory organization is 8K x 8, providing ample storage for data logging and configuration parameters. The operating temperature range is -40°C to 125°C (TA), ensuring reliable performance in demanding environments.

 

Packaged in an 8-pin PDIP through-hole configuration, this component is designed for easy integration into circuit boards. The EEPROM technology ensures data retention even when power is removed, and the write cycle time is 5ms.

 

This memory IC is ideal for embedded systems requiring persistent data storage, such as configuration settings, calibration data, or small log files. Its robust specifications make it a reliable choice for industrial, automotive, and consumer electronics applications.

25AA640A-E/P Quick Information

Product Type: EEPROM Memory IC
Series: 25AA
Canonical Name: Microchip Technology 25AA640A-E/P EEPROM Memory IC
Subcategory: Memory

25AA640A-E/P Compliance

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

25AA640A-E/P Estimated Pricing

Qty Low High
1+ $1.24 $1.24

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

25AA640A-E/P Features

  • 64 Kbit non-volatile EEPROM memory.
  • SPI serial interface for communication.
  • 10 MHz maximum clock frequency.
  • Wide 1.8V to 5.5V operating voltage.
  • Operates from -40°C to 125°C.

25AA640A-E/P Applications

  • Ideal for embedded system data storage.
  • Suitable for configuration parameter storage.
  • Used for small data logging applications.
  • Reliable in industrial environments.

25AA640A-E/P FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the 25AA640A-E/P?

64Kbit (8K x 8).

What is the supply voltage range?

1.8V to 5.5V.

What is the operating temperature range?

-40°C to 125°C.

What is the memory interface?

SPI.

What is the maximum clock frequency?

10 MHz.

What is the write cycle time?

5 ms.

What package is available?

8-DIP (0.300", 7.62mm) and 8-PDIP.

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