AT25DF021-SSHF-T

Product Overview

Category

AT25DF021-SSHF-T belongs to the category of Serial Flash Memory.

Use

This product is primarily used for storing and retrieving digital information in electronic devices.

Characteristics

• High storage capacity
• Fast read and write operations
• Low power consumption
• Compact size
• Durable and reliable

Package

AT25DF021-SSHF-T is available in a small surface mount package.

Essence

The essence of this product lies in its ability to provide non-volatile memory storage in a compact and efficient manner.

Packaging/Quantity

AT25DF021-SSHF-T is typically packaged in reels or trays, with a quantity of 2500 units per reel.

Specifications

• Memory Size: 2 Megabits (256 Kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Voltage Range: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Erase/Program Cycles: 100,000 cycles

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. Hold (/HOLD)
7. VCC (Power Supply)
8. Ground (GND)

Functional Features

• High-speed data transfer
• Sector erase and program operations
• Software and hardware protection mechanisms
• Flexible power management options
• Efficient error detection and correction algorithms

Advantages

• Compact size allows for integration into various electronic devices
• Low power consumption prolongs battery life
• High-speed data transfer enhances overall system performance
• Durable and reliable, ensuring data integrity
• Versatile protection mechanisms safeguard against unauthorized access

Disadvantages

• Limited storage capacity compared to other memory options
• Relatively higher cost per unit compared to alternative solutions
• Requires a compatible interface for communication with the host device

Working Principles

AT25DF021-SSHF-T utilizes the Serial Peripheral Interface (SPI) to communicate with the host device. It stores data in non-volatile memory cells, which retain information even when power is disconnected. The device can be accessed and controlled through specific commands sent via the SPI interface.

Detailed Application Field Plans

AT25DF021-SSHF-T finds applications in various electronic devices, including but not limited to: - Consumer electronics (e.g., smartphones, tablets) - Automotive systems (e.g., infotainment systems, instrument clusters) - Industrial equipment (e.g., control systems, data loggers) - Medical devices (e.g., patient monitoring systems, diagnostic equipment)

Detailed and Complete Alternative Models

1. AT25DF041A-SSH-B: 4 Megabit Serial Flash Memory
2. MX25L8006EM2I-12G: 8 Megabit Serial Flash Memory
3. W25Q64FVSSIG: 64 Megabit Serial Flash Memory
4. S25FL512SAGMFI011: 512 Megabit Serial Flash Memory

These alternative models offer varying storage capacities to suit different application requirements.

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