25LC040XT/ST The Microchip Technology 25LC040XT/ST is a 4 Kbit serial EEPROM accessed via an SPI compatible interface. It operates at up to 2 MHz and is available in an 8-TSSOP package.
Mfr Part #:

25LC040XT/ST

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology 25LC040XT/ST is a 4 Kbit serial EEPROM accessed via an SPI compatible interface. It operates at up to 2 MHz and is available in an 8-TSSOP package.
✓ Total Stock: 19,223 pcs
$ Price Range: $1.24

25LC040XT/ST Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
19,223 pcs
19223 pcs On Request 1 On Request On Request 2020+ On Request On Request

25LC040XT/ST Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
ESD Protection
Memory Format
Memory Interface
Memory Organization
Memory Size
Memory Type
Mounting Type
Operating Temperature
Package / Case
SVHC Present
Supplier Device Package
Technology
Voltage
Write Cycle Time

25LC040XT/ST Description

Short technical summary and product information.

The Microchip Technology 25LC040XT/ST is a 4 Kbit serial Electrically Erasable PROM (EEPROM) designed for efficient data storage. It utilizes a standard Serial Peripheral Interface (SPI) compatible serial bus, requiring minimal pins for communication: SCK, SI, SO, and CS. The device supports a maximum clock frequency of 2 MHz and operates within a voltage range of 2.5V to 5.5V.

 

This EEPROM features a memory organization of 512 x 8 bits with a page size of 16 bytes. It offers a write cycle time of 5 ms and includes features like block write protection and built-in write protection mechanisms such as a write-protect pin. The device is rated for an industrial operating temperature range of 0°C to 70°C.

 

Packaged in an 8-TSSOP, the 25LC040XT/ST is suitable for surface mount applications. Its high reliability is demonstrated by an endurance of 1 million cycles and data retention exceeding 200 years. The low power CMOS technology contributes to efficient operation with typical read current of 500 μA and standby current of 500 nA.

25LC040XT/ST Quick Information

Product Type: EEPROM
Series: 25LC040
Canonical Name: Microchip Technology 25LC040XT/ST EEPROM
Subcategory: SPI EEPROM

25LC040XT/ST Compliance

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

25LC040XT/ST Estimated Pricing

Qty Low High
1+ $1.24 $1.24

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

25LC040XT/ST Features

  • 4 Kbit serial EEPROM with SPI interface.
  • Operates at up to 2 MHz clock frequency.
  • Wide voltage range of 2.5V to 5.5V.
  • Surface mountable in an 8-TSSOP package.
  • High reliability with 1M endurance and >200 years data retention.

25LC040XT/ST Applications

  • Suitable for data logging applications.
  • Used in embedded system designs.
  • Ideal for configuration storage.
  • Applicable in industrial control systems.

25LC040XT/ST FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the 25LC040XT/ST?

The 25LC040XT/ST has a memory size of 4 Kbit.

What type of memory is the 25LC040XT/ST?

The 25LC040XT/ST is a Non-Volatile EEPROM.

What interface does the 25LC040XT/ST use?

The 25LC040XT/ST uses an SPI interface.

What is the maximum clock frequency for the 25LC040XT/ST?

The maximum clock frequency for the 25LC040XT/ST is 2 MHz.

What is the operating voltage range for the 25LC040XT/ST?

The operating voltage range for the 25LC040XT/ST is 2.5V to 5.5V.

What is the operating temperature range for the 25LC040XT/ST?

The operating temperature range for the 25LC040XT/ST is 0°C to 70°C (TA).

What package type is the 25LC040XT/ST available in?

The 25LC040XT/ST is available in an 8-TSSOP package.

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