AT45DB041D-SU-SL955

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Flash Memory
• Characteristics:
  • Non-volatile memory
  • Serial interface
  • High-speed operation
  • Low power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Reliable and efficient data storage solution
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel

Specifications

• Memory Size: 4 Megabits (512 Kbytes)
• Operating Voltage: 2.7V to 3.6V
• Interface: SPI (Serial Peripheral Interface)
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Page Size: 528 bytes
• Sector Size: 256 pages
• Erase Time: 18 ms (typical)
• Program Time: 3 ms (typical)

Detailed Pin Configuration

The AT45DB041D-SU-SL955 has a total of 8 pins:

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

Functional Features

• Dual-interface: Supports both SPI and RapidS serial interface modes
• Continuous Read Mode: Allows sequential reading of multiple pages without the need for readdressing
• Page Erase and Program: Enables individual page erase and program operations
• Deep Power-down Mode: Reduces power consumption to a minimum when the device is not in use
• Software Protection: Provides software-controlled write protection for memory sectors

Advantages and Disadvantages

Advantages: - High-speed data transfer rate - Low power consumption - Compact package size - Reliable and durable data storage - Flexible interface options

Disadvantages: - Limited memory capacity compared to higher-end flash memory devices - Relatively higher cost per megabit compared to larger memory chips

Working Principles

The AT45DB041D-SU-SL955 utilizes flash memory technology to store and retrieve digital data. It employs a serial interface, allowing for efficient communication with microcontrollers or other devices. The memory cells within the chip can be electrically erased and programmed, enabling data to be written and rewritten multiple times.

Detailed Application Field Plans

The AT45DB041D-SU-SL955 is widely used in various applications, including but not limited to:

1. Embedded Systems: Used as non-volatile storage for firmware, configuration data, and log files.
2. Consumer Electronics: Integrated into devices such as digital cameras, MP3 players, and set-top boxes for data storage purposes.
3. Industrial Automation: Employed in control systems, data loggers, and sensor networks for reliable data storage and retrieval.
4. Automotive Electronics: Utilized in automotive infotainment systems, instrument clusters, and telematics modules for storing critical information.

Detailed and Complete Alternative Models

1. AT45DB081D-SU-SL955: 8 Megabit (1 Mbyte) version of the same flash memory chip.
2. AT45DB161D-SU-SL955: 16 Megabit (2 Mbyte) version of the same flash memory chip.
3. AT45DB321D-SU-SL955: 32 Megabit (4 Mbyte) version of the same flash memory chip.
4. AT45DB641D-SU-SL955: 64 Megabit (8 Mbyte) version of the same flash memory chip.

These alternative models offer increased memory capacity while maintaining similar characteristics and functionality to the AT45DB041D-SU-SL955.

Note: The above information is subject to change. Please refer to the manufacturer's datasheet for the most up-to-date specifications and details.