Microchip 25CS640-I/ST
Microchip 25CS640-I/STMicrochip 25CS640-I/STMicrochip 25CS640-I/STMicrochip 25CS640-I/STMicrochip 25CS640-I/STMicrochip 25CS640-I/ST

Microchip 25CS640-I/ST

Manufacturer No:

25CS640-I/ST

Manufacturer:

Microchip

Package:

Description:

64 Kbit 1.7V - 5.5V SPI Serial EEPROM

Delivery:

DHL
DHL
DHL
DHL

Payment:

DHL
DHL
DHL
DHL
DHL
DHL
DHL

In Stock :Available

Price not displayed? Please send an RFQ, and we will respond immediately.

25CS640-I/ST information

Microchip 25CS640-I/ST technical specifications, attributes, parameters and parts with similar specifications to Microchip 25CS640-I/ST.

  • Type
  • Parameter
  • Bus Modes
  • SPI
  • Density
  • 64 Kbit
  • Endurance
  • 1,000,000
  • Max. Clock Freq.
  • 20 MHz
  • Operating Voltage Max (V)
  • 5.5
  • Operating Voltage Min (V)
  • 1.7
  • Page Size (Bytes)
  • 32
  • Write Protect Scheme
  • Software Configurable
  • Write Protected
  • Yes
  • Temperature Range Min °C (degrees Celsius)
  • -40
  • Temperature Range Max °C (degrees Celsius)
  • 150

Download datasheets and manufacturer documentation for Microchip 25CS640-I/ST.

Data Sheets:

Application Notes:

The 25CS640 is a 64 Kbit (8 Kbytes) Serial EEPROM utilizing the industry standard Serial Peripheral Interface (SPI) compatible serial bus. 

Microchip's 25CS SPI Serial EEPROM Family offers additional features such as Built-in Error Correction Code (ECC) logic, Undervoltage Lockout (UVLO) detection, 128-bit Serial Number and Enhanced Write Protection to optimized for use in consumer electronics, industrial, medical, and automotive applications where reliable and dependable nonvolatile memory storage is essential. The EEPROM is available in a variety of space-saving packaging options.



    8192 x 8-bit (64 Kbit)
    Serial Peripheral Interface (SPI) Compatible
  • 1.7V to 5.5V operation up to 20 MHz clock frequency
    Build-in Error Correction Code (ECC) Logic
  • ECC Status bit via Status Register
    User configurable Undervoltage Lockout (UVLO) Detection
    Security Register
  • Pre-programmed 128-bit serial number
  • 32-byte user-programmable lockable ID page
    Write Protection Modes:
  • Legacy Write Protection Mode: Protect 1/4, 1/2 or Entire Array
  • Enhanced Write Protection Mode: User-definable memory partitions and protection behavior
    Reliability
  • More than 1 million erase/write cycles
  • Data retention > 200 years
    Automotive AECQ-100 Qualified
    Temperature Ranges Available
  • Industrial (I): -40°C to 85°C
  • Extended (E): -40°C to +125°C
  • Extended (H): -40°C to +150°C
    Available in standard packages including 8-lead SOIC, 8-lead MSOP, 8-lead TSSOP and 8-lead 2x3 TDFN
    Factory Programming Available

User Guide

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

Step1：Prepare product

Step2：Desiccant Protection

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step3：Vacuum Packaging

Step4：Individual Package

Step4：Individual Package

Step5：Anti-collision Filling

Step5：Anti-collision Filling

Step6：Packaging Box

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.

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