24AA025-I/SN

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile memory storage
• Characteristics: Low-power, high-reliability, small form factor
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: EEPROM (Electrically Erasable Programmable Read-Only Memory)
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 2 Kbits (256 bytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 Million cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 24AA025-I/SN IC has a total of 8 pins: 1. VCC: Power supply voltage input 2. SDA: Serial data input/output for I2C communication 3. SCL: Serial clock input for I2C communication 4. WP: Write Protect pin for hardware write protection 5. A0: Address bit 0 for device addressing 6. A1: Address bit 1 for device addressing 7. GND: Ground connection 8. NC: No Connection

Functional Features

• Byte-level Read and Write operations
• Sequential Read operation for faster data retrieval
• Software and Hardware Write Protection options
• Self-timed Write cycle with auto-erase and auto-write
• Built-in Write cycle completion detection

Advantages

• Low power consumption, suitable for battery-powered devices
• High reliability with 1 million write endurance cycles
• Small form factor package allows for space-constrained designs
• Wide operating voltage range enables compatibility with various systems
• Long data retention period of 200 years ensures data integrity

Disadvantages

• Limited memory size (2 Kbits) may not be sufficient for certain applications
• I2C interface may have limitations in terms of speed and distance

Working Principles

The 24AA025-I/SN is an EEPROM IC that stores data using electrically isolated floating-gate transistors. It utilizes the I2C communication protocol to interface with a microcontroller or other devices. The IC can be written to and read from at the byte level, allowing for flexible data storage and retrieval. The self-timed Write cycle ensures data integrity by automatically erasing and writing data without requiring external control signals.

Detailed Application Field Plans

The 24AA025-I/SN IC finds applications in various fields, including: 1. Consumer Electronics: Used for storing configuration settings, user preferences, and firmware updates in devices such as TVs, set-top boxes, and audio systems. 2. Industrial Automation: Enables data logging, parameter storage, and device identification in industrial control systems, PLCs (Programmable Logic Controllers), and sensors. 3. Automotive: Utilized for storing calibration data, vehicle settings, and event logs in automotive modules like ECUs (Engine Control Units), infotainment systems, and instrument clusters. 4. Medical Devices: Stores patient information, device configurations, and usage logs in medical equipment like infusion pumps, patient monitors, and diagnostic devices.

Detailed and Complete Alternative Models

1. 24LC02B-I/SN: Similar to 24AA025-I/SN but with a larger memory size of 2 Kbytes (2048 bytes).
2. 24FC025-I/SN: Provides the same functionality as 24AA025-I/SN but operates at a higher voltage range of 2.5V to 5.5V.
3. 24AA025T-I/OT: Offers the same features as 24AA025-I/SN but comes in a different package (SOT-23) suitable for surface-mount applications.

(Note: The above alternative models are just examples and not an exhaustive list.)

This encyclopedia entry provides a comprehensive overview of the 24AA025-I/SN IC, including its product details, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.