AT25640B-XHL-T The Microchip Technology AT25640B-XHL-T is a 64Kbit SPI serial EEPROM. It operates with a voltage range of 1.8V to 5.5V and a clock frequency of up to 20MHz.
Mfr Part #:

AT25640B-XHL-T

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology AT25640B-XHL-T is a 64Kbit SPI serial EEPROM. It operates with a voltage range of 1.8V to 5.5V and a clock frequency of up to 20MHz.
✓ Total Stock: 34 pcs
$ Price Range: $1.28

AT25640B-XHL-T Available from 1 distributor

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✓ Non-Authorised
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AT25640B-XHL-T 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
SVHC Present
Supplier Device Package
Technology
Voltage
Write Cycle Time

AT25640B-XHL-T Description

Short technical summary and product information.

The Microchip Technology AT25640B-XHL-T is a 64Kbit serial EEPROM designed for low-power and low-voltage industrial and commercial applications. It utilizes a 3-wire SPI interface for communication, supporting SPI Modes 0 and 3. The device offers a memory organization of 8K words by 8 bits and operates within a voltage range of 1.8V to 5.5V, with a maximum clock frequency of 20MHz.

 

Key features include a 32-byte page mode, block write protection, and hardware/software data protection via a Write Protect (WP) pin and Write Disable instructions. The self-timed write cycle is a maximum of 5ms. This EEPROM boasts high reliability with an endurance of 1,000,000 write cycles and data retention for 100 years.

 

The AT25640B-XHL-T is available in an 8-TSSOP package, suitable for surface mounting. Its operating temperature range is -40°C to 85°C (TA).

AT25640B-XHL-T Quick Information

Product Type: EEPROM
Canonical Name: AT25640B-XHL-T 64Kbit SPI EEPROM
Subcategory: SPI EEPROM

AT25640B-XHL-T Compliance

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

AT25640B-XHL-T Estimated Pricing

Qty Low High
1+ $1.28 $1.28

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

AT25640B-XHL-T Features

  • 64Kbit SPI serial EEPROM
  • 1.8V to 5.5V operating voltage
  • 20MHz maximum clock frequency
  • 1,000,000 write cycle endurance
  • 100-year data retention

AT25640B-XHL-T Applications

  • Suitable for industrial applications
  • Ideal for low-voltage systems
  • Used in commercial applications
  • Supports SPI communication protocols

AT25640B-XHL-T FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the AT25640B-XHL-T?

The memory size is 64Kbit.

What type of memory is the AT25640B-XHL-T?

It is an EEPROM (Electrically Erasable Programmable Read-Only Memory).

What is the interface for the AT25640B-XHL-T?

The memory interface is SPI (Serial Peripheral Interface).

What is the operating voltage range for this EEPROM?

The operating voltage range is 1.8V to 5.5V.

What is the maximum clock frequency supported?

The maximum clock frequency is 20MHz.

What is the operating temperature range?

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

What package is the AT25640B-XHL-T supplied in?

It is supplied in an 8-TSSOP package.

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