25LC040X-I/ST The Microchip Technology 25LC040X-I/ST is a 4 Kbit SPI EEPROM. It operates with a voltage range of 2.5V to 5.5V and a clock frequency of up to 2 MHz.
Mfr Part #:

25LC040X-I/ST

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology 25LC040X-I/ST is a 4 Kbit SPI EEPROM. It operates with a voltage range of 2.5V to 5.5V and a clock frequency of up to 2 MHz.
✓ Total Stock: 19,222 pcs
$ Price Range: $1.24

25LC040X-I/ST Available from 1 distributor

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✓ Non-Authorised
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19,222 pcs
19222 pcs On Request 1 On Request On Request 2020+ On Request On Request

25LC040X-I/ST Specifications Quick View

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

25LC040X-I/ST Description

Short technical summary and product information.

The Microchip Technology 25LC040X-I/ST is a 4 Kbit serial Electrically Erasable PROM (EEPROM) accessed via a Serial Peripheral Interface (SPI) compatible serial bus. This device features a memory organization of 512 x 8 bits and operates at a maximum clock frequency of 2 MHz.

 

Designed for reliability, the 25LC040X-I/ST offers high endurance of 1M cycles and data retention exceeding 200 years. It operates within a voltage range of 2.5V to 5.5V and has an industrial operating temperature range of -40°C to 85°C.

 

This EEPROM comes in an 8-TSSOP package suitable for surface mounting. Key features include built-in write protection mechanisms and self-timed erase and write cycles. The device supports sequential read operations and block write protection, allowing for flexible data management.

 

Applications for the 25LC040X-I/ST include data storage in various embedded systems, configuration data storage, and general-purpose non-volatile memory needs where SPI communication is utilized.

25LC040X-I/ST Quick Information

Product Type: SPI EEPROM
Canonical Name: 25LC040X-I/ST 4 Kbit SPI EEPROM
Subcategory: SPI EEPROM

25LC040X-I/ST Compliance

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

25LC040X-I/ST Estimated Pricing

Qty Low High
1+ $1.24 $1.24

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

25LC040X-I/ST Features

  • 4 Kbit serial SPI EEPROM.
  • Operates at 2 MHz clock frequency.
  • Wide voltage range of 2.5V to 5.5V.
  • Industrial temperature range: -40°C to 85°C.
  • High reliability with 1M endurance cycles.

25LC040X-I/ST Applications

  • Suitable for embedded data storage.
  • Used for configuration data.
  • General purpose non-volatile memory.
  • Ideal for SPI interface systems.

25LC040X-I/ST FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the 25LC040X-I/ST?

The 25LC040X-I/ST has a memory size of 4 Kbit.

What is the operating voltage range for the 25LC040X-I/ST?

The operating voltage range for the 25LC040X-I/ST is 2.5V to 5.5V.

What is the maximum clock frequency for this SPI EEPROM?

The maximum clock frequency for the 25LC040X-I/ST is 2 MHz.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C (TA).

What is the write cycle time?

The write cycle time is a maximum of 5 ms.

What type of memory technology does the 25LC040X-I/ST use?

The 25LC040X-I/ST uses EEPROM technology.

What is the endurance of the 25LC040X-I/ST?

The endurance of the 25LC040X-I/ST is 1M cycles.

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