24AA256-I/MS

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile memory storage
• Characteristics: High capacity, low power consumption, small form factor
• Package: MSOP (Mini Small Outline Package)
• Essence: Data storage and retrieval
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Memory Size: 256 Kbit (32 Kbyte)
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature: -40°C to +125°C
• Write Cycle Endurance: 1,000,000 cycles
• Data Retention: 200 years

Detailed Pin Configuration

• Pin 1: A0 - Chip Address Input
• Pin 2: A1 - Chip Address Input
• Pin 3: A2 - Chip Address Input
• Pin 4: VSS - Ground
• Pin 5: SDA - Serial Data
• Pin 6: SCL - Serial Clock
• Pin 7: WP - Write Protect
• Pin 8: VCC - Power Supply

Functional Features

• Sequential Read Function
• Byte Write Function
• Page Write Function
• Self-timed Write Cycle
• Hardware Write Protection

Advantages

• High Capacity: Offers ample storage space for data
• Low Power Consumption: Ideal for battery-powered devices
• Small Form Factor: Fits into compact electronic designs

Disadvantages

• Limited Write Endurance: May not be suitable for applications with frequent write operations
• I2C Interface Limitation: Slower data transfer compared to other interfaces

Working Principles

The 24AA256-I/MS utilizes a combination of EEPROM (Electrically Erasable Programmable Read-Only Memory) and I2C interface to store and retrieve non-volatile data. When data is written, the device undergoes a self-timed write cycle, ensuring reliable and secure storage. The I2C interface facilitates communication with the host system, allowing seamless integration into various electronic applications.

Detailed Application Field Plans

• Consumer Electronics: Used in smart home devices, wearables, and digital cameras for data storage.
• Automotive Systems: Integrated into vehicle control modules for storing configuration parameters and event logs.
• Industrial Automation: Employed in PLCs (Programmable Logic Controllers) and sensor nodes for persistent data storage.

Detailed and Complete Alternative Models

• AT24C256C: Similar capacity and interface, offered by Atmel (now Microchip Technology).
• CAT24C256: Competing product with comparable specifications, available from ON Semiconductor.

In conclusion, the 24AA256-I/MS is a versatile non-volatile memory IC that offers high capacity, low power consumption, and a compact form factor, making it suitable for a wide range of electronic applications.

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