AT45DB011-JC

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Storage and Retrieval
• Characteristics: Non-volatile, Serial Interface, Flash Memory
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: The AT45DB011-JC is a flash memory IC that provides non-volatile storage and retrieval of data. It offers a serial interface for easy integration into various electronic devices.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Memory Size: 1 Megabit (128 Kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Program/Erase Cycles: 10,000 cycles

Pin Configuration

The AT45DB011-JC has the following pin configuration:

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

Functional Features

• Page Program: Allows data to be written to the memory in page-sized increments.
• Sector Erase: Enables erasing of entire sectors of memory.
• Continuous Read Mode: Supports sequential reading of data from multiple pages without the need for readdressing.
• Deep Power-down Mode: Reduces power consumption when the device is not in use.
• Software Protection: Provides software-controlled write protection for specific memory areas.

Advantages and Disadvantages

Advantages: - Compact package size for space-constrained applications. - High data retention and endurance. - Serial interface simplifies integration with various systems. - Software-controlled write protection enhances data security.

Disadvantages: - Limited memory size compared to higher-capacity flash memory ICs. - Relatively lower program/erase cycles compared to some other flash memory technologies.

Working Principles

The AT45DB011-JC utilizes a combination of floating gate and control gate transistors to store and retrieve data. It employs the Serial Peripheral Interface (SPI) protocol for communication with external devices. The memory cells are organized into sectors, which can be individually erased or programmed. Data is written to the memory in page-sized increments, and sequential reading is supported through continuous read mode.

Application Field Plans

The AT45DB011-JC is suitable for a wide range of applications, including but not limited to:

1. Consumer Electronics: Digital cameras, portable media players, gaming consoles.
2. Industrial Control Systems: Data loggers, automation equipment, monitoring devices.
3. Automotive Electronics: Infotainment systems, instrument clusters, telematics.
4. Medical Devices: Patient monitoring systems, diagnostic equipment, wearable devices.
5. Communication Systems: Routers, modems, network switches.

Alternative Models

For users requiring different specifications or features, the following alternative models can be considered:

1. AT45DB021-JC: 2 Megabit (256 Kilobytes) memory size.
2. AT45DB041-JC: 4 Megabit (512 Kilobytes) memory size.
3. AT45DB081-JC: 8 Megabit (1 Megabyte) memory size.

These alternative models offer increased memory capacity while maintaining similar functionality and package options.

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