AT25640T2-10TC-1.8

Overview

Product Category

AT25640T2-10TC-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 stored data is retained even when power is removed.
• High capacity: The AT25640T2-10TC-1.8 offers a storage capacity of 256 kilobits (32 kilobytes).
• Low power consumption: It operates at a low voltage and consumes minimal power during read and write operations.
• Fast access time: The device provides quick access to stored data, ensuring efficient performance.
• Reliable: It has built-in error detection and correction mechanisms, enhancing data integrity.

Package and Quantity

The AT25640T2-10TC-1.8 is available in a compact surface-mount package. Each package contains one unit of the memory device.

Specifications

• Memory Capacity: 256 kilobits (32 kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 1.8V
• Access Time: 10 microseconds
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AT25640T2-10TC-1.8 has a total of 8 pins, each serving a specific function:

1. Chip Select (/CS): Enables communication with the device when set to a logic low level.
2. Serial Clock (SCK): Provides the clock signal for synchronous data transfer.
3. Serial Data Input (SI): Receives data from the external device during write operations.
4. Serial Data Output (SO): Transmits data from the memory device during read operations.
5. Write Protect (/WP): When set to a logic low level, it protects the memory from accidental write operations.
6. Ground (GND): Connected to the ground reference of the system.
7. Power Supply (VCC): Provides the operating voltage (1.8V) to the device.
8. Hold (/HOLD): Pauses ongoing operations when set to a logic low level.

Functional Features

• Byte and Page Write: The AT25640T2-10TC-1.8 supports both byte-level and page-level write operations, allowing flexible data storage.
• Sequential Read: It enables sequential reading of data, enhancing read performance.
• Software Protection: The device offers software-based protection mechanisms to prevent unauthorized access to stored data.
• High Endurance: With a minimum of 100,000 write cycles, this memory device ensures long-term reliability.
• Low Power Standby: In standby mode, the AT25640T2-10TC-1.8 consumes minimal power, extending battery life in portable devices.

Advantages and Disadvantages

Advantages

• Non-volatile nature ensures data retention even during power loss.
• High storage capacity for various applications.
• Low power consumption prolongs battery life.
• Fast access time enhances overall system performance.
• Reliable error detection and correction mechanisms ensure data integrity.

Disadvantages

• Limited storage capacity compared to higher-end memory devices.
• Relatively slower write speed compared to some alternative models.

Working Principles

The AT25640T2-10TC-1.8 utilizes the Serial Peripheral Interface (SPI) protocol for communication with the host device. It stores data in non-volatile memory cells that retain information even without power. During read operations, the device retrieves data from the memory cells and transmits it to the host device. Similarly, during write operations, the device accepts data from the host device and stores it in the memory cells.

Application Field Plans

The AT25640T2-10TC-1.8 finds applications in various fields, including: - Automotive electronics - Industrial automation - Medical devices - Consumer electronics - Internet of Things (IoT) devices

Alternative Models

1. AT25DF321A: This model offers a higher storage capacity of 32 megabits (4 megabytes) and operates at a voltage of 3.3V.
2. AT24C256: With a capacity of 256 kilobits (32 kilobytes), this model uses the I2C interface for communication.
3. AT45DB161E: This alternative model provides a storage capacity of 16 megabits (2 megabytes) and supports both SPI and RapidS serial interfaces.

These alternative models offer different specifications and features to cater to diverse application requirements.

In conclusion, the AT25640T2-10TC-1.8 is a non-volatile memory device primarily used for data storage in various electronic devices. It offers high capacity, low power consumption, and fast access time. While it