Encyclopedia Entry: 25AA02UIDT-I/OT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: High-speed, low-power, small form factor
• Package: SOT-23-3
• Essence: Serial EEPROM memory chip
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Memory Size: 2 Kbits (256 bytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature: -40°C to +85°C
• Write Endurance: 1 Million cycles
• Data Retention: 200 Years
• Clock Speed: Up to 10 MHz

Detailed Pin Configuration

The 25AA02UIDT-I/OT IC has a total of 3 pins arranged as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VCC | Power Supply | | 2 | DI | Serial Data Input | | 3 | DO | Serial Data Output |

Functional Features

• Non-volatile memory storage for data retention even without power
• High-speed read and write operations
• Low power consumption
• Small form factor for space-constrained applications
• SPI interface for easy integration with microcontrollers

Advantages

• Compact size allows for use in small electronic devices
• Low power consumption extends battery life
• High-speed operation enables quick data access
• Wide operating voltage range provides flexibility in various applications
• Long data retention period ensures data integrity over time

Disadvantages

• Limited memory capacity may not be suitable for large-scale data storage
• SPI interface may require additional hardware for compatibility with certain systems

Working Principles

The 25AA02UIDT-I/OT is a serial EEPROM memory chip that utilizes the Serial Peripheral Interface (SPI) for communication. It stores data in non-volatile memory cells, allowing information to be retained even when power is removed. The chip can be accessed by a microcontroller or other devices through the SPI interface, enabling read and write operations at high speeds.

Detailed Application Field Plans

The 25AA02UIDT-I/OT IC finds applications in various fields, including but not limited to: 1. Consumer Electronics: Used in smartwatches, fitness trackers, and portable audio devices for storing user settings and data logs. 2. Automotive: Employed in car infotainment systems, instrument clusters, and electronic control units (ECUs) for storing configuration data and event logs. 3. Industrial Automation: Utilized in programmable logic controllers (PLCs), sensors, and human-machine interfaces (HMIs) for storing calibration data and system parameters. 4. Medical Devices: Integrated into medical monitors, infusion pumps, and diagnostic equipment for storing patient data and device configurations.

Detailed and Complete Alternative Models

1. 25AA010A: 1 Kbit (128 bytes) memory size, similar specifications, available in different packages.
2. 25AA020A: 2 Kbits (256 bytes) memory size, similar specifications, available in different packages.
3. 25AA040A: 4 Kbits (512 bytes) memory size, similar specifications, available in different packages.
4. AT25010A: 1 Kbit (128 bytes) memory size, compatible alternative from a different manufacturer.

(Note: These alternative models are provided as examples and may vary based on availability and specific requirements.)

Word count: 346 words