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25AA040AT-I/OT The Microchip Technology 25AA040AT-I/OT is a 4 Kbit SPI Serial EEPROM. It features a 10 MHz clock frequency and operates from 1.8V to 5.5V.
Mfr Part #:

25AA040AT-I/OT

Available from 3 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology 25AA040AT-I/OT is a 4 Kbit SPI Serial EEPROM. It features a 10 MHz clock frequency and operates from 1.8V to 5.5V.
✓ Total Stock: 3,584 pcs
$ Price Range: $1.24

25AA040AT-I/OT Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Xingangxin ✓
Non-Authorised Inventory information
3,121 pcs
On Request
3121 pcs On Request 1 On Request On Request On Request On Request On Request
Hybrid Electronics ✓
Non-Authorised Inventory information
459 pcs
On Request
459 pcs On Request 1 On Request On Request On Request On Request On Request
Rayichip ✓
Non-Authorised Inventory information
4 pcs
On Request
4 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

25AA040AT-I/OT 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
Supplier Device Package
Tape & Reel
Technology
Voltage
Write Cycle Time
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25AA040AT-I/OT Description

Short technical summary and product information.

The Microchip Technology 25AA040AT-I/OT is a 4 Kbit Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) accessed via a Serial Peripheral Interface (SPI) compatible serial bus. It offers a memory organization of 512 x 8 bits and a maximum clock frequency of 10 MHz.

 

This EEPROM operates within a voltage range of 1.8V to 5.5V and has a write cycle time of 5 ms. The device is designed for reliability with an endurance of 1,000,000 erase/write cycles and data retention exceeding 200 years. It also features ESD protection greater than 4000V.

 

The 25AA040AT-I/OT is available in a compact SOT-23-6 package, suitable for surface mount applications. It operates within an industrial temperature range of -40°C to 85°C.

 

Key specifications include its 4 Kbit memory size, 512 x 8 memory organization, SPI interface, and 10 MHz maximum clock speed. The device supports a wide operating voltage range and is designed for robust performance in various environments.

25AA040AT-I/OT Quick Information

Product Type: Serial EEPROM
Canonical Name: 25AA040AT-I/OT Serial EEPROM
Subcategory: Serial EEPROM

25AA040AT-I/OT Compliance

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

25AA040AT-I/OT Estimated Pricing

Qty Low High
1+ $1.24 $1.24

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

25AA040AT-I/OT Features

  • 4 Kbit SPI Serial EEPROM memory.
  • Operates from 1.8V to 5.5V supply.
  • Maximum clock frequency of 10 MHz.
  • Reliable with 1M write cycles.
  • Compact SOT-23-6 surface mount package.

25AA040AT-I/OT Applications

  • Suitable for data storage applications.
  • Ideal for embedded systems.
  • Used in industrial control.
  • Applicable in consumer electronics.

25AA040AT-I/OT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the 25AA040AT-I/OT?

4Kbit (512 x 8).

What is the operating voltage range?

1.8V to 5.5V.

What is the operating temperature range?

-40°C to 85°C.

What is the package type?

SOT-23-6 (surface mount).

What is the clock frequency?

10 MHz.

What is the endurance?

1,000,000 erase/write cycles.

What is the data retention?

Greater than 200 years.

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