25AA256T-I/SM

Product Overview

The 25AA256T-I/SM is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) belonging to the category of non-volatile memory devices. It is commonly used for storing small amounts of data in various electronic systems and devices. The 25AA256T-I/SM is known for its high reliability, low power consumption, and compact package, making it suitable for a wide range of applications.

Basic Information

• Category: Non-volatile memory device
• Use: Data storage in electronic systems
• Characteristics: High reliability, low power consumption
• Package: Surface mount
• Essence: Reliable data storage solution
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Memory Size: 256 Kbit (32 Kbyte)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 1.8V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1,000,000 cycles
• Data Retention: 100 years

Detailed Pin Configuration

The 25AA256T-I/SM features a standard 8-pin SOIC (Small Outline Integrated Circuit) package with the following pin configuration: 1. Chip Select (/CS) 2. Serial Clock (SCK) 3. Serial Data Input/Output (SI/SO) 4. Ground (GND) 5. Write Protect (/WP) 6. VCC (Power Supply) 7. Hold (/HOLD) 8. Not Connected (NC)

Functional Features

• High-Speed Performance: Supports SPI interface for fast data transfer
• Low Power Consumption: Ideal for battery-powered devices
• Write Protection: Includes write protect functionality for data security
• Flexible Voltage Range: Operates within a wide voltage range for compatibility

Advantages and Disadvantages

Advantages

• Reliable data storage
• Low power consumption
• Compact package size
• Wide operating voltage range

Disadvantages

• Limited storage capacity compared to other memory technologies
• Slower access times compared to volatile memory

Working Principles

The 25AA256T-I/SM utilizes the SPI interface to communicate with the host system. It stores data using electrically programmable memory cells, allowing for non-volatile data storage. When data needs to be read or written, the host system communicates with the 25AA256T-I/SM through the SPI interface, enabling seamless data transfer.

Detailed Application Field Plans

The 25AA256T-I/SM is widely used in various applications, including: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - IoT (Internet of Things) devices

Detailed and Complete Alternative Models

• AT25080B-XHL-T: 8 Kbit SPI Serial EEPROM
• CAT24C256WI-GT3: 256 Kbit I2C Serial EEPROM
• M95M02-DRMN6TP/K: 2 Mbit SPI NOR Flash Memory

In conclusion, the 25AA256T-I/SM offers a reliable and efficient solution for non-volatile data storage in electronic systems, making it a versatile choice for a wide range of applications.

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