AT45DB041E-SHN-B

Product Overview

Category: Integrated Circuit (IC)

Use: Data Storage and Retrieval

Characteristics: - Non-volatile memory - Serial interface - High-speed data transfer - Low power consumption

Package: SOP (Small Outline Package)

Essence: The AT45DB041E-SHN-B is a flash memory IC designed for data storage and retrieval in various electronic devices.

Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Memory Size: 4 Megabits (512 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
• Endurance: 10,000 erase/write cycles

Detailed Pin Configuration

The AT45DB041E-SHN-B has a total of 8 pins, which are as follows:

1. VCC: Power supply voltage
2. GND: Ground
3. SI: Serial input
4. SO: Serial output
5. WP: Write protect
6. HOLD: Hold input
7. SCK: Serial clock
8. CS: Chip select

Functional Features

• Page Program Operation: Allows programming of data in page mode, enhancing efficiency.
• Continuous Read Mode: Enables sequential reading of multiple pages without the need for reselecting the device.
• Sector Erase Capability: Supports erasing of individual sectors, providing flexibility in data management.
• Deep Power-down Mode: Reduces power consumption when the device is not in use.
• Software Protection: Offers software-controlled write protection for specific memory areas.

Advantages and Disadvantages

Advantages: - High-speed data transfer - Low power consumption - Compact package size - Flexible erase and write operations - Long data retention period

Disadvantages: - Limited memory capacity (4 Megabits) - Relatively low endurance compared to some other flash memory ICs

Working Principles

The AT45DB041E-SHN-B utilizes a serial interface to communicate with the host device. It stores data in non-volatile memory cells, which retain information even when power is disconnected. The device operates based on the principles of flash memory technology, where data is stored in floating gate transistors.

Detailed Application Field Plans

The AT45DB041E-SHN-B can be used in various applications, including but not limited to: 1. Consumer electronics (e.g., digital cameras, portable media players) 2. Industrial control systems 3. Automotive electronics 4. Medical devices 5. Communication equipment

Detailed and Complete Alternative Models

1. AT45DB081E-SHN-B: 8 Megabit (1 Megabyte) flash memory IC with similar features.
2. AT45DB161E-SHN-B: 16 Megabit (2 Megabyte) flash memory IC with extended memory capacity.
3. AT45DB321E-SHN-B: 32 Megabit (4 Megabyte) flash memory IC with higher storage capability.

These alternative models offer increased memory capacity while maintaining compatibility with the AT45DB series.

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