AT25640A-10TU-1.8

Product Overview

Category

AT25640A-10TU-1.8 belongs to the category of non-volatile memory devices.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: The AT25640A-10TU-1.8 retains stored data even when power is removed.
• High capacity: It offers a storage capacity of 256 kilobits (32 kilobytes).
• Low power consumption: The device operates at a low voltage and consumes minimal power during read and write operations.
• Fast access time: It provides quick access to stored data with a maximum access time of 10 microseconds.
• Reliable: The AT25640A-10TU-1.8 ensures data integrity through built-in error detection and correction mechanisms.

Package

The AT25640A-10TU-1.8 is available in a compact surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of AT25640A-10TU-1.8 lies in its ability to reliably store and retrieve data in electronic devices, ensuring seamless operation and data integrity.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Memory Type: Serial EEPROM
• Capacity: 256 kilobits (32 kilobytes)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 1.8V
• Access Time: 10 microseconds (maximum)
• Data Retention: Up to 100 years
• Endurance: 1 million write cycles

Detailed Pin Configuration

The AT25640A-10TU-1.8 has a standard pin configuration as follows:

1. Chip Select (CS)
2. Serial Clock (SCK)
3. Serial Data Input/Output (SDI/SDO)
4. Write Protect (WP)
5. Ground (GND)
6. Power Supply (VCC)

Functional Features

• High-speed data transfer: The AT25640A-10TU-1.8 supports a maximum clock frequency of 10 MHz, enabling fast data transfer.
• Write protection: The device includes a write protect pin (WP) that can be used to prevent accidental modification of stored data.
• Software and hardware compatibility: It is compatible with standard SPI interfaces, allowing easy integration into existing systems.
• Error detection and correction: The AT25640A-10TU-1.8 incorporates error detection and correction mechanisms to ensure data integrity.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity for various applications.
• Low power consumption prolongs battery life in portable devices.
• Fast access time enables quick retrieval of data.
• Reliable data storage with built-in error detection and correction.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per bit compared to some alternative memory solutions.

Working Principles

The AT25640A-10TU-1.8 utilizes the Serial Peripheral Interface (SPI) protocol to communicate with the host device. It stores data in non-volatile memory cells, which retain their state even without power. During read operations, the device retrieves data from the memory cells and transfers it to the host device. Write operations involve sending data from the host device to the AT25640A-10TU-1.8, which then stores it in the memory cells.

Detailed Application Field Plans

The AT25640A-10TU-1.8 finds application in various fields, including:

1. Microcontrollers: Used for program storage and data logging.
2. Embedded Systems: Provides non-volatile memory for configuration settings and firmware updates.
3. Consumer Electronics: Enables storage of user preferences, calibration data, and device-specific configurations.

Detailed and Complete Alternative Models

1. AT25DF321A: Offers a higher capacity of 32 megabits (4 megabytes) with similar characteristics.
2. AT24C256: Provides a lower capacity of 256 kilobits (32 kilobytes) but at a lower cost.

These alternative models cater to different requirements in terms of capacity and cost, providing flexibility for various applications.

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