AT25256AN-10SI-1.8-T

Product Overview

Category

AT25256AN-10SI-1.8-T belongs to the category of non-volatile memory integrated circuits.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: Retains stored data even when power is removed.
• High capacity: Offers a storage capacity of 256 kilobits (32 kilobytes).
• Low power consumption: Operates at a low voltage of 1.8V, making it energy-efficient.
• Fast access time: Provides quick read and write operations.

Package

AT25256AN-10SI-1.8-T is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to store and retrieve data reliably, while consuming minimal power and occupying a compact form factor.

Packaging/Quantity

AT25256AN-10SI-1.8-T is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of units. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Memory Type: Serial EEPROM
• Memory Size: 256 kilobits (32 kilobytes)
• Interface: SPI (Serial Peripheral Interface)
• Supply Voltage: 1.8V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 100 years
• Endurance: 1 million write cycles

Detailed Pin Configuration

The AT25256AN-10SI-1.8-T has a total of 8 pins, which are assigned specific functions:

1. Chip Select (/CS): Enables communication with the device when pulled low.
2. Serial Clock (SCK): Provides the clock signal for data transfer.
3. Serial Data Input (SI): Receives data from the microcontroller or host device.
4. Serial Data Output (SO): Transmits data to the microcontroller or host device.
5. Write Protect (/WP): Allows write protection when pulled low.
6. VCC: Power supply input (1.8V).
7. Ground (GND): Common ground reference.
8. Hold (/HOLD): Suspends ongoing operations when pulled low.

Functional Features

• Byte and Page Write Operations: Supports both byte-level and page-level write operations, allowing flexible data storage.
• Sequential Read: Enables sequential read of stored data, enhancing overall read performance.
• Software Protection: Offers software-based write protection to prevent accidental modification of stored data.
• Hardware Protection: Provides hardware-based write protection through the /WP pin.
• Chip Erase: Allows erasure of the entire memory array for bulk data deletion.

Advantages and Disadvantages

Advantages

• Non-volatile nature ensures data retention even during power loss.
• Low power consumption extends battery life in portable devices.
• Compact form factor enables integration into space-constrained designs.
• High endurance and long data retention period ensure reliable operation over an extended lifespan.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write speed compared to volatile memory alternatives.
• Susceptible to electromagnetic interference (EMI) due to its integrated circuit nature.

Working Principles

AT25256AN-10SI-1.8-T utilizes a Serial Peripheral Interface (SPI) to communicate with the microcontroller or host device. It employs a floating gate transistor structure to store data as electrical charges. The stored charges represent binary information, which can be read or written using appropriate commands and protocols.

Detailed Application Field Plans

AT25256AN-10SI-1.8-T finds applications in various fields, including but not limited to: - Microcontrollers and embedded systems - Automotive electronics - Industrial automation - Consumer electronics - Medical devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AT25256AN-10SI-1.8-T include: - AT25SF041: 4-megabit Serial Flash Memory - CAT24C256: 256-kilobit I2C Serial EEPROM - M95M02: 2-megabit SPI Serial EEPROM

These alternative models provide comparable features and can be considered as substitutes based on specific requirements.

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