24AA01T-I/MNY

Product Overview

• Category: Integrated Circuit
• Use: Non-volatile Memory
• Characteristics: Small form factor, low power consumption
• Package: SOT-23
• Essence: EEPROM (Electrically Erasable Programmable Read-Only Memory)
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Memory Size: 1 Kilobit (128 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 24AA01T-I/MNY has a total of 8 pins:

1. VSS: Ground
2. SDA: Serial Data Input/Output
3. SCL: Serial Clock Input
4. WP: Write Protect
5. VCC: Power Supply
6. A0: Address Input Bit 0
7. A1: Address Input Bit 1
8. NC: No Connection

Functional Features

• Byte-Writable: Allows individual byte write operations
• Self-Timed Write Cycle: Automatically manages internal write timing
• Hardware Write Protection: WP pin can be used to protect memory from accidental writes
• Sequential Read: Supports sequential read operation for faster data retrieval
• Software Write Protection: Can be enabled through specific commands

Advantages

• Compact Size: The SOT-23 package offers a small footprint, making it suitable for space-constrained applications.
• Low Power Consumption: The 24AA01T-I/MNY operates at low voltage and consumes minimal power, extending battery life in portable devices.
• High Reliability: With a write endurance of 1 million cycles and data retention of up to 200 years, it ensures long-term reliability for critical data storage.
• Easy Integration: The I2C interface simplifies integration with microcontrollers and other devices.

Disadvantages

• Limited Storage Capacity: With a memory size of only 1 kilobit, it may not be suitable for applications requiring large amounts of data storage.
• Slower Write Speed: Due to the nature of EEPROM technology, write operations are slower compared to other types of memory.

Working Principles

The 24AA01T-I/MNY is based on EEPROM technology, which allows for non-volatile data storage. It utilizes an I2C interface for communication with the host device. The memory can be written to or read from using specific commands sent over the serial bus. The self-timed write cycle ensures proper timing for write operations, while hardware and software write protection features prevent accidental or unauthorized writes.

Detailed Application Field Plans

The 24AA01T-I/MNY is commonly used in various electronic devices that require non-volatile memory for storing small amounts of critical data. Some typical application fields include:

1. Smart Cards: Used for secure data storage in identification cards, access control systems, and payment cards.
2. Consumer Electronics: Integrated into devices like digital cameras, set-top boxes, and portable media players for configuration settings and user preferences.
3. Industrial Automation: Employed in industrial control systems, sensors, and equipment for storing calibration data, device parameters, and event logs.
4. Automotive Electronics: Utilized in automotive modules, such as engine control units (ECUs), for storing vehicle-specific data and firmware updates.

Detailed and Complete Alternative Models

• 24AA01: Similar specifications but available in different package options (e.g., SOIC, PDIP)
• 24LC01B: Higher memory capacity (2 kilobits) with similar features and interface
• 24FC01: Compatible alternative from a different manufacturer

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