24AA16T-I/OT

Product Overview

Category

The 24AA16T-I/OT belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for non-volatile data storage in various electronic devices, such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Electrically erasable and programmable memory
• Non-volatile storage
• Low power consumption
• High reliability and durability
• Small form factor

Package

The 24AA16T-I/OT is available in a small outline transistor (SOT) package, which ensures easy integration into compact electronic designs.

Essence

The essence of this product lies in its ability to store and retrieve data reliably, even when power is removed from the device.

Packaging/Quantity

The 24AA16T-I/OT is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Memory Size: 16 kilobits (2 kilobytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million write cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 24AA16T-I/OT has a total of 8 pins, each serving a specific function:

1. VCC: Power supply voltage input
2. SDA: Serial data line for I2C communication
3. SCL: Serial clock line for I2C communication
4. WP: Write protect pin for hardware protection
5. A0: Address selection bit 0
6. A1: Address selection bit 1
7. A2: Address selection bit 2
8. GND: Ground reference

Functional Features

• Byte and page-level write operations
• Sequential read capability
• Software write protection
• Hardware write protection
• Self-timed write cycle completion
• Built-in write cycle endurance and data retention management

Advantages and Disadvantages

Advantages

• High reliability and durability due to non-volatile memory technology
• Low power consumption, suitable for battery-powered devices
• Compact form factor enables integration into space-constrained designs
• Easy interfacing with microcontrollers through the I2C interface

Disadvantages

• Limited storage capacity compared to other memory technologies
• Slower write and erase times compared to volatile memory types
• Relatively higher cost per unit of storage compared to some alternatives

Working Principles

The 24AA16T-I/OT utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping charges in a floating gate structure within each memory cell. The presence or absence of these charges determines the stored data value. To modify the data, the device applies an electric field to remove or inject charges, allowing for both erasing and programming operations.

Detailed Application Field Plans

The 24AA16T-I/OT finds applications in various fields, including but not limited to:

1. Automotive electronics: Used for storing configuration data, calibration values, and event logs in automotive control modules.
2. Industrial automation: Employed for parameter storage, device identification, and firmware updates in industrial control systems.
3. Consumer electronics: Integrated into smart devices, wearables, and home appliances for data storage and device configuration purposes.
4. Medical devices: Utilized for storing patient information, device settings, and usage logs in medical equipment.

Detailed and Complete Alternative Models

1. 24AA16-I/P: Similar to 24AA16T-I/OT, but available in a DIP (Dual Inline Package) for through-hole mounting.
2. 24LC16B-I/SN: Offers the same memory capacity and I2C interface, but with an extended operating temperature range (-40°C to +125°C).
3. AT24C16AN-10SU-2.7: Alternative EEPROM chip with the same memory size, I2C interface, and extended voltage range (2.7V to 5.5V).

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