25AA040AT-I/ST The Microchip Technology 25AA040AT-I/ST is a 4 Kbit SPI Serial EEPROM. It operates with a voltage range of 1.8V to 5.5V and a maximum clock frequency of 10 MHz.
Mfr Part #:

25AA040AT-I/ST

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology 25AA040AT-I/ST is a 4 Kbit SPI Serial EEPROM. It operates with a voltage range of 1.8V to 5.5V and a maximum clock frequency of 10 MHz.
✓ Total Stock: 2,500 pcs
$ Price Range: $1.24

25AA040AT-I/ST Available from 1 distributor

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✓ Non-Authorised
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2,500 pcs
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25AA040AT-I/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
Supplier Device Package
Technology
Voltage
Write Cycle Time

25AA040AT-I/ST Description

Short technical summary and product information.

The Microchip Technology 25AA040AT-I/ST is a 4 Kbit Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) accessed via a Serial Peripheral Interface (SPI) compatible serial bus. It features a maximum clock frequency of 10 MHz and operates within a voltage range of 1.8V to 5.5V.

 

This EEPROM offers a memory organization of 512 x 8 bits and supports page write mode with up to 16 bytes per page. It has a write cycle time of 5 ms and is designed for high reliability with an endurance of 1,000,000 erase/write cycles and data retention exceeding 200 years. ESD protection is rated at over 4000V.

 

The device operates within an industrial temperature range of -40°C to 85°C. It is supplied in an 8-TSSOP package suitable for surface mounting. The low-power CMOS technology ensures efficient operation with a standby current of 5 µA and read/write currents of 5 mA at 5.5V and 10 MHz.

25AA040AT-I/ST Quick Information

Product Type: Serial EEPROM
Canonical Name: Microchip Technology 25AA040AT-I/ST 4 Kbit SPI Serial EEPROM
Subcategory: Serial EEPROM

25AA040AT-I/ST Compliance

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

25AA040AT-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.

25AA040AT-I/ST Features

  • 4 Kbit SPI Serial EEPROM memory.
  • Operates from 1.8V to 5.5V supply.
  • Maximum clock frequency of 10 MHz.
  • High endurance of 1,000,000 cycles.
  • Surface mountable 8-TSSOP package.

25AA040AT-I/ST Applications

  • Suitable for data logging applications.
  • Used in embedded system designs.
  • Ideal for configuration storage.
  • Provides reliable non-volatile memory.

25AA040AT-I/ST FAQs

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

The 25AA040AT-I/ST has a memory size of 4 Kbit.

What is the operating voltage range for the 25AA040AT-I/ST?

The operating voltage range for the 25AA040AT-I/ST is 1.8V to 5.5V.

What is the maximum clock frequency supported by the 25AA040AT-I/ST?

The maximum clock frequency supported by the 25AA040AT-I/ST is 10 MHz.

What type of package is the 25AA040AT-I/ST supplied in?

The 25AA040AT-I/ST is supplied in an 8-TSSOP package.

What is the operating temperature range for this EEPROM?

The operating temperature range for the 25AA040AT-I/ST is -40°C to 85°C (TA).

How many erase/write cycles can the 25AA040AT-I/ST endure?

The 25AA040AT-I/ST can endure 1,000,000 erase/write cycles.

What is the data retention period for the 25AA040AT-I/ST?

The data retention period for the 25AA040AT-I/ST is greater than 200 years.

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