AT45DB041E-UUN-T

Product Overview

• Category: Integrated Circuit
• Use: Data Storage
• Characteristics: Non-volatile, Serial Interface
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Flash Memory
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 4 Megabits (512 Kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Supply Voltage: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 20 years
• Endurance: 100,000 write cycles

Pin Configuration

The AT45DB041E-UUN-T has the following pin configuration:

1. VCC - Power supply voltage
2. SI - Serial input for data and commands
3. SCK - Serial clock input
4. SO - Serial output for data and status
5. CS - Chip select input
6. WP - Write protect input
7. RESET - Reset input
8. GND - Ground

Functional Features

• Dual-interface: Supports both SPI and RapidS serial interface modes
• Page Program Operation: Allows programming of up to 256 bytes in a single operation
• Continuous Read Mode: Enables sequential reading of data from multiple pages
• Sector Erase Capability: Erases a block of memory (64KB) at once
• Software Protection: Provides software-controlled write protection for individual sectors
• Deep Power-down Mode: Reduces power consumption when the device is not in use

Advantages and Disadvantages

Advantages: - High-speed data transfer with SPI interface - Low power consumption - Compact package size - Wide operating temperature range

Disadvantages: - Limited storage capacity compared to higher-density flash memory devices - Relatively low endurance compared to other non-volatile memory technologies

Working Principles

The AT45DB041E-UUN-T is based on the NAND flash memory technology. It utilizes a floating-gate transistor structure to store data. The device operates by sending commands and data through the serial interface, which are then stored in the memory cells. The stored data can be read back or modified as required.

Detailed Application Field Plans

The AT45DB041E-UUN-T is commonly used in various applications that require non-volatile data storage, such as:

1. Consumer Electronics: Used in digital cameras, MP3 players, and portable gaming devices for storing user data and firmware.
2. Industrial Automation: Utilized in programmable logic controllers (PLCs) and industrial control systems for data logging and configuration storage.
3. Automotive: Integrated into automotive electronics for storing vehicle parameters, firmware updates, and event logging.
4. Medical Devices: Employed in medical equipment for storing patient data, device settings, and software updates.

Detailed and Complete Alternative Models

1. AT45DB081E-UUN-T: 8 Megabit (1 Megabyte) version of the same flash memory IC.
2. AT45DB161E-UUN-T: 16 Megabit (2 Megabyte) version with similar features.
3. AT45DB321E-UUN-T: 32 Megabit (4 Megabyte) variant offering increased storage capacity.
4. AT45DB642D-UUN-T: 64 Megabit (8 Megabyte) model with extended capabilities.

These alternative models provide options with higher storage capacities while maintaining compatibility and similar functionality to the AT45DB041E-UUN-T.

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