AT25DF512C-MAHN-T

Product Overview

Category

AT25DF512C-MAHN-T belongs to the category of Serial Flash Memory.

Use

This product is primarily used for storing data in electronic devices such as microcontrollers, digital cameras, and other consumer electronics.

Characteristics

• High storage capacity: The AT25DF512C-MAHN-T offers a storage capacity of 512 megabits (64 megabytes).
• Serial interface: It utilizes a serial peripheral interface (SPI) for communication with the host device.
• Low power consumption: This flash memory chip is designed to operate with minimal power consumption, making it suitable for battery-powered devices.
• Fast read and write speeds: The AT25DF512C-MAHN-T provides high-speed data transfer, enabling efficient data storage and retrieval.
• Reliable performance: It offers reliable data retention and endurance, ensuring the integrity of stored information over an extended period.

Package and Quantity

The AT25DF512C-MAHN-T is available in a compact surface-mount package. It is commonly supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Memory Size: 512 megabits (64 megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 20 years
• Endurance: 100,000 program/erase cycles

Pin Configuration

The AT25DF512C-MAHN-T has a total of 8 pins, which are assigned specific functions:

1. Chip Select (/CS): Used to enable or disable the device for communication.
2. Serial Clock (SCK): Provides the clock signal for synchronous data transfer.
3. Serial Data Input (SI): Used to input data from the host device.
4. Serial Data Output (SO): Outputs data from the flash memory to the host device.
5. Hold (/HOLD): Allows the host device to pause the data transfer temporarily.
6. Write Protect (/WP): Enables or disables write protection for the memory.
7. Ground (GND): Connected to the ground reference of the system.
8. Power Supply (VCC): Provides the power supply voltage to the chip.

Functional Features

• Sector Erase and Program: The AT25DF512C-MAHN-T supports sector-based erase and program operations, allowing efficient management of data storage.
• Continuous Read Mode: It offers a continuous read mode, enabling fast sequential access to stored data.
• Software Protection: This flash memory chip provides software protection features to prevent unauthorized access or modification of stored data.
• Deep Power-Down Mode: It includes a deep power-down mode that minimizes power consumption when the device is not in use.

Advantages and Disadvantages

Advantages

• High storage capacity for extensive data storage requirements.
• Low power consumption, making it suitable for battery-powered devices.
• Fast read and write speeds for efficient data transfer.
• Reliable performance with long data retention and endurance.

Disadvantages

• Limited compatibility with devices that do not support the SPI interface.
• Relatively higher cost compared to other types of non-volatile memory.

Working Principles

The AT25DF512C-MAHN-T utilizes the SPI interface to communicate with the host device. It stores data in non-volatile memory cells, which retain information even when power is removed. The flash memory can be erased and programmed in sectors, allowing efficient management of data storage. During operation, the host device sends commands and data to the flash memory, which performs the requested operations and returns the desired information.

Application Field Plans

The AT25DF512C-MAHN-T is widely used in various electronic devices, including but not limited to: - Microcontrollers - Digital cameras - Set-top boxes - Printers - Automotive electronics - Industrial control systems

Alternative Models

1. AT25DF256C-MAHN-T: A similar flash memory chip with a smaller storage capacity of 256 megabits.
2. AT25DF1024C-MAHN-T: A higher-capacity alternative with 1024 megabits (128 megabytes) of storage.
3. MX25L512E-MI-12G: Another serial flash memory chip with comparable specifications and features.

These alternative models offer different storage capacities and may have slight variations in characteristics, but they serve similar purposes and can be suitable replacements for the AT25DF512C-MAHN-T.

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