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HomeProductsIntegrated Circuits (ICs)Memory25AA640A-I/SN
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25AA640A-I/SN - Microchip Technology

Manufacturer Part Number
25AA640A-I/SN
Manufacturer
Microchip Technology
Allelco Part Number
32D-25AA640A-I/SN
ECAD Model
Parts Description
IC EEPROM 64KBIT SPI 10MHZ 8SOIC
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
25AA640A, 25LC640A.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 62840
  • Unit Price: $0.81
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $0.81 $0.81
25+ $0.795 $19.88
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
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Specifications

25AA640A-I/SN Tech Specifications
Microchip Technology - 25AA640A-I/SN technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - 25AA640A-I/SN

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Write Cycle Time - Word, Page 5ms  
Voltage - Supply 1.8V ~ 5.5V  
Technology EEPROM  
Supplier Device Package 8-SOIC  
Series -  
Package / Case 8-SOIC (0.154", 3.90mm Width)  
Package Tube  
Operating Temperature -40°C ~ 85°C (TA)  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Memory Type Non-Volatile  
Memory Size 64Kbit  
Memory Organization 8K x 8  
Memory Interface SPI  
Memory Format EEPROM  
Clock Frequency 10 MHz  
Base Product Number 25AA640  

Parts Introduction

Manufacturer Part Number

25AA640A-I/SN

Manufacturer

Microchip Technology

Introduction

The 25AA640A-I/SN is a 64Kbit Electrically Erasable Programmable Read-Only Memory (EEPROM) device from Microchip Technology, utilizing the SPI interface for fast and efficient data management.

Product Features and Performance

Non-Volatile EEPROM technology

64Kbit memory size organized as 8K x 8

SPI interface for serial communication

Clock frequency operational at 10 MHz

Write cycle time of 5ms for word or page

Operates across a voltage range of 1.8V to 5.5V

Capability to perform in temperatures ranging from -40°C to 85°C

Product Advantages

Provides reliable storage that retains data without power

Flexible voltage range ensures compatibility with various system voltages

High operating temperature range makes it suitable for industrial applications

Fast write cycle time enhances device efficiency and performance

SPI interface allows for simplified integration in design needing serial communication

Key Technical Parameters

Memory Size: 64Kbit

Memory Organization: 8K x 8

Memory Interface: SPI

Clock Frequency: 10 MHz

Voltage Supply: 1.8V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Rigorous testing to ensure high reliability and durability under adverse conditions

Built-in error detection and management for increased data integrity

Compatibility

Compatible with systems requiring SPI interface for memory components

Flexible supply voltage (1.8V to 5.5V) compatibility with various logic levels

Application Areas

Industrial automation systems

Consumer electronics

Automotive electronics

Communications infrastructure

Product Lifecycle

Currently in active status with no indication of near-term discontinuation

Ongoing support and availability ensured by Microchip Technology

Several Key Reasons to Choose This Product

High reliability and endurance ensured by Microchip Technology’s stringent quality control

Broad application spectrum due to versatile features like temperature range and voltage supply compatibility

Easy integration with existing digital systems requiring non-volatile memory solutions

Active product lifecycle status ensures long-term availability and support

Competitive edge in applications due to fast access and write times, and robust operational performance

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology 25AA640A-I/SN

Product Attribute 25AA640A-I/SN 25AA640A-I/P 25AA640A-E/ST 25AA640AT-E/MNY
Part Number 25AA640A-I/SN 25AA640A-I/P 25AA640A-E/ST 25AA640AT-E/MNY
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Base Product Number 25AA640 25AA640 25AA640 25AA640
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-DIP (0.300", 7.62mm) 8-TSSOP (0.173", 4.40mm Width) 8-WFDFN Exposed Pad
Write Cycle Time - Word, Page 5ms 5ms 5ms 5ms
Memory Format EEPROM EEPROM EEPROM EEPROM
Supplier Device Package 8-SOIC 8-PDIP 8-TSSOP 8-TDFN (2x3)
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA)
Voltage - Supply 1.8V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V
Technology EEPROM EEPROM EEPROM EEPROM
Series - - - -
Memory Organization 8K x 8 8K x 8 8K x 8 8K x 8
Memory Type Non-Volatile Non-Volatile Non-Volatile Non-Volatile
Memory Size 64Kbit 64Kbit 64Kbit 64Kbit
Mounting Type Surface Mount Through Hole Surface Mount Surface Mount
Clock Frequency 10 MHz 10 MHz 10 MHz 10 MHz
Package Tube Tube Tube Tape & Reel (TR)
Memory Interface SPI SPI SPI SPI

25AA640A-I/SN Datasheet PDF

Download 25AA640A-I/SN pdf datasheets and Microchip Technology documentation for 25AA640A-I/SN - Microchip Technology.

Datasheets
25AA640A, 25LC640A.pdf
PCN Packaging
Label and Packing Changes 23/Sep/2015.pdf Packing Changes 10/Oct/2016.pdf
PCN Assembly/Origin
Manufacturing Change 07/Apr/2022.pdf
PCN Design/Specification
Multiple Devices Datasheet Update 18/Aug/2014.pdf 25AA640A/25LC640A 30/Jun/2021.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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25AA640A-I/SN

Microchip Technology
32D-25AA640A-I/SN

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