AT25640T2-10TI-2.7

Product Overview

Category

AT25640T2-10TI-2.7 belongs to the category of Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chips.

Use

This product is commonly used for storing small amounts of non-volatile data in electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile memory: The stored data remains even when power is removed.
• Electrically erasable: The memory can be erased and reprogrammed electrically.
• High storage capacity: The AT25640T2-10TI-2.7 has a storage capacity of 256 kilobits (32 kilobytes).
• Low power consumption: It operates at a low voltage and consumes minimal power.
• High reliability: The EEPROM technology ensures reliable data retention and endurance.

Package

The AT25640T2-10TI-2.7 comes in a standard 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of this product lies in its ability to provide non-volatile memory storage in a compact and reliable form factor.

Packaging/Quantity

The AT25640T2-10TI-2.7 is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Capacity: 256 kilobits (32 kilobytes)
• Interface: Serial I2C (Inter-Integrated Circuit)
• Operating Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

The AT25640T2-10TI-2.7 has the following pin configuration:

1. VCC: Power supply voltage
2. SDA: Serial Data Input/Output
3. SCL: Serial Clock Input
4. WP: Write Protect (optional)
5. VSS: Ground
6. NC: No Connection
7. NC: No Connection
8. HOLD: Hold Input (optional)

Functional Features

• Byte and Page Write Operations: The AT25640T2-10TI-2.7 supports both byte-level and page-level write operations, allowing flexible data storage.
• Sequential Read: It enables sequential read operations, allowing efficient retrieval of stored data.
• Write Protection: The optional Write Protect pin can be used to protect the memory from accidental writes.
• Hardware and Software Reset: The chip provides hardware and software reset options for easy initialization.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• Electrically erasable and reprogrammable, providing flexibility in data storage.
• Compact form factor and low power consumption make it suitable for various electronic devices.
• High reliability and endurance ensure long-term data integrity.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write and erase operations compared to volatile memory types.
• Relatively higher cost per bit compared to larger capacity memory chips.

Working Principles

The AT25640T2-10TI-2.7 utilizes EEPROM technology, which consists of a grid of memory cells that can be individually programmed or erased. The memory cells store data as electrical charges, with each cell representing a bit of information. The chip communicates with the host device using the I2C interface, allowing data transfer between the memory and the device's microcontroller.

Detailed Application Field Plans

The AT25640T2-10TI-2.7 finds applications in various fields, including:

1. Automotive Electronics: Used for storing vehicle configuration data, mileage information, and other critical parameters.
2. Industrial Automation: Employed in programmable logic controllers (PLCs) to store program code, configuration settings, and logged data.
3. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for firmware storage and system configuration.
4. Medical Devices: Utilized for storing patient data, device calibration information, and firmware updates in medical equipment.

Detailed and Complete Alternative Models

1. AT24C256: Similar capacity EEPROM chip from the same manufacturer, Atmel.
2. CAT24C256: Equivalent EEPROM chip from Catalyst Semiconductor.
3. 24AA256: Compatible EEPROM chip from Microchip Technology.

These alternative models offer similar functionality and compatibility with the I2C interface, providing options for different sourcing preferences or availability.

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