24AA256-E/ST

Product Overview

The 24AA256-E/ST 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. The device is known for its reliability, low power consumption, and ease of integration into different applications. The 24AA256-E/ST is typically available in a small surface-mount package, making it suitable for space-constrained designs.

Basic Information

• Category: Non-volatile memory device
• Use: Storing small amounts of data in electronic systems
• Characteristics: Reliable, low power consumption, small form factor
• Package: Surface-mount package
• Essence: Data storage
• Packaging/Quantity: Typically supplied in reels or tubes containing multiple units

Specifications

• Memory Size: 256 Kbit (32 Kbyte)
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Endurance: 1,000,000 cycles
• Data Retention: >200 years

Detailed Pin Configuration

The 24AA256-E/ST features an 8-pin surface-mount package with the following pin configuration: 1. A0: Chip Address Input 2. A1: Chip Address Input 3. A2: Chip Address Input 4. VSS: Ground 5. SDA: Serial Data 6. SCL: Serial Clock 7. WP: Write Protect 8. VCC: Power Supply

Functional Features

• Sequential Read Function: Allows for sequential reading of data stored in the memory
• Write Protection: The WP pin can be utilized to protect the memory from inadvertent write operations
• Self-timed Write Cycle: Ensures reliable and efficient write operations without the need for external timing control

Advantages and Disadvantages

Advantages

• Low power consumption
• Small form factor
• High reliability
• Ease of integration

Disadvantages

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

Working Principles

The 24AA256-E/ST operates based on the principles of electrically erasable programmable read-only memory. It utilizes I2C communication protocol for interfacing with the host system, allowing for seamless data transfer and manipulation.

Detailed Application Field Plans

The 24AA256-E/ST finds extensive use in various applications, including but not limited to: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - IoT (Internet of Things) devices

Detailed and Complete Alternative Models

• 24LC256-I/P: Similar 256 Kbit I2C serial EEPROM with DIP package
• 24FC256-I/MS: 256 Kbit I2C serial EEPROM with smaller MSOP package
• AT24C256C-SSHL-T: 256 Kbit I2C serial EEPROM with extended temperature range

In conclusion, the 24AA256-E/ST is a versatile and reliable non-volatile memory device suitable for a wide range of electronic applications, offering a balance of performance, power efficiency, and compact form factor.

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