AT45D041A-TI

Product Overview

Category

AT45D041A-TI 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 AT45D041A-TI retains stored data even when power is removed.
• High capacity: It offers a storage capacity of 4 megabits (512 kilobytes).
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.
• Fast access time: With a maximum access time of 85 nanoseconds, it provides quick data retrieval.
• Serial interface: The AT45D041A-TI utilizes a serial interface for easy integration into different systems.

Package

The AT45D041A-TI is available in a compact 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

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

Packaging/Quantity

The AT45D041A-TI is typically packaged in reels containing 2500 units per reel.

Specifications

• Storage Capacity: 4 megabits (512 kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V to 3.6V
• Access Time: 85 ns (maximum)
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years (minimum)

Detailed Pin Configuration

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Protect (/WP)
6. Ground (GND)
7. Power Supply (VCC)
8. Reset (/RESET)

Functional Features

• Data Protection: The AT45D041A-TI includes a write protect pin (/WP) to prevent accidental data modification.
• Sector Lockdown: It supports sector-level protection, allowing specific sectors to be locked from further writes.
• Fast Read Operation: The device enables high-speed data retrieval through its fast access time and efficient serial interface.
• Low Power Consumption: With its low power operation, the AT45D041A-TI minimizes energy consumption in battery-powered applications.

Advantages and Disadvantages

Advantages

• High storage capacity for a wide range of applications.
• Non-volatile memory ensures data retention even during power loss.
• Compact package size facilitates integration into space-constrained designs.
• Serial interface simplifies connectivity with various systems.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited storage capacity compared to other non-volatile memory options.
• Requires an external microcontroller or system to utilize its functionality.

Working Principles

The AT45D041A-TI utilizes flash memory technology to store and retrieve data. It employs a serial peripheral interface (SPI) for communication with the host system. When data is written, it is stored in individual memory cells within the device. During read operations, the stored data is accessed and transferred to the host system via the SPI interface.

Detailed Application Field Plans

The AT45D041A-TI finds application in various fields, including: 1. Microcontrollers: Used as additional storage for program code or data. 2. Embedded Systems: Provides non-volatile memory for storing configuration settings or critical data. 3. Consumer Electronics: Enables data storage in devices such as digital cameras, printers, and set-top boxes.

Alternative Models

1. AT45DB041D-TI: Similar to AT45D041A-TI but with enhanced features such as dual-interface (SPI and I2C) and additional security options.
2. AT25SF041-SSHD-T: Offers similar storage capacity and characteristics but in a different package (8-pin SOIC-Narrow).

Please note that the above alternative models are provided for reference and may have slight variations in specifications and features.

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