Microchip 25AA640/WF

Manufacturer No:

25AA640/WF

Manufacturer:

Microchip

Package:

Die

Description:

Memory IC 25AA640

Quantity:

In Stock :9239

Looking for price or availability? Send us an RFQ and our sales team will respond quickly.

Shipping & Availability

Fast worldwide shipping via DHL, FedEx, UPS, and EMS.

Shipped from：HK Warehouse

Expected Shipping：Sun, May 31 - Mon, Jun 1, 2026

Lead Time：Inquire about availability

Date Code：Within 2 Years

Payment

We support multiple secure payment methods including PayPal, Visa, MasterCard, and American Express. All transactions are protected with advanced encryption to ensure secure and reliable payments.

Authenticity Guarantee

All components supplied by Aichiplink are sourced from trusted global suppliers and verified through strict in-house inspection and quality control procedures.

Quality Assurance

Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.

User Guide

Aichiplink operates certified in-house inspection and testing facilities to ensure all electronic components meet internationally recognized quality and compliance standards. Our quality management system is verified through ISO 9001 certification and industry-standard inspection procedures.

PURCHASE

Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.

MEANS OF PAYMENT

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.

RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1：Prepare product

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step4：Individual Package

Step5：Anti-collision Filling

Step6：Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.

25AA640/WF Information

Microchip 25AA640/WF technical specifications, attributes, parameters and parts with similar specifications to Microchip 25AA640/WF.

Type
Parameter

Mounting Type
Surface Mount

Package / Case
Die

Supplier Device Package
Die

Operating Temperature
0°C~70°C TA

Packaging
Tray

Part Status
Active

Moisture Sensitivity Level (MSL)
1 (Unlimited)

Technology
EEPROM

Voltage - Supply
1.8V~5.5V

Base Part Number
25AA640

Type
Parameter

Memory Size
64Kb 8K x 8

Memory Type
Non-Volatile

Clock Frequency
1MHz

Memory Format
EEPROM

Memory Interface
SPI

Write Cycle Time - Word, Page
5ms

RoHS Status
RoHS Compliant

Download datasheets and manufacturer documentation for Microchip 25AA640/WF.

PCN Packaging:

microchiptechnology-micrf229yqst5-pcnpackaging-9613.pdf

ConflictMineralStatement:

microchip-dsc1123ci5400000-conflictmineralstatement-4089.pdf

25AA640/WF Overview

In terms of its memory type, it can be classified as Non-Volatile. The case comes in Tray size. The case is embedded in Die. Memory size on the chip is 64Kb 8K x 8. This device uses takes advantage of the EEPROM format. The device's extended operating temperature range of 0°C~70°C TA makes it ideal for many demanding applications. The device is capable of handling a supply voltage of 1.8V~5.5V. The recommended mounting type for this device is Surface Mount. There is a clock frequency rotation of the memory within a 1MHz range. It is common to select similar parts by referring to the device's base part number, 25AA640.