24AA16HT-I/SN

Product Overview

Category

The 24AA16HT-I/SN 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, computers, and consumer electronics.

Characteristics

• Electrically erasable: The 24AA16HT-I/SN can be erased and reprogrammed electronically, allowing for flexibility in data storage.
• Non-volatile: The stored data remains intact even when power is removed.
• High capacity: This chip has a storage capacity of 16 kilobits (2 kilobytes).
• Low power consumption: The 24AA16HT-I/SN operates on low power, making it suitable for battery-powered devices.
• I2C interface: It utilizes the Inter-Integrated Circuit (I2C) protocol for communication with other devices.

Package

The 24AA16HT-I/SN is available in a small outline integrated circuit (SOIC) package. This package provides a compact form factor and ease of integration into electronic systems.

Essence

The essence of the 24AA16HT-I/SN lies in its ability to store and retrieve data reliably in a non-volatile manner. Its electrically erasable nature allows for easy updates and modifications to the stored information.

Packaging/Quantity

This product is typically sold in reels or tubes, with each reel containing a specific quantity of chips. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Storage Capacity: 16 kilobits (2 kilobytes)
• Interface: I2C
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1,000,000 cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 24AA16HT-I/SN 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 bit 0 for device addressing
6. A1: Address bit 1 for device addressing
7. A2: Address bit 2 for device addressing
8. GND: Ground reference

Functional Features

• Random access: The 24AA16HT-I/SN allows for direct access to any memory location, enabling efficient data retrieval.
• Hardware write protection: The WP pin can be used to prevent accidental or unauthorized modification of stored data.
• Sequential read mode: This chip supports sequential reading of multiple memory locations, reducing the overhead in accessing individual bytes.

Advantages and Disadvantages

Advantages

• High storage capacity for its compact size
• Low power consumption, suitable for battery-powered devices
• Electrically erasable and reprogrammable
• Long data retention period
• Supports hardware write protection

Disadvantages

• Limited storage capacity compared to other EEPROM variants
• Relatively slower write speeds compared to other non-volatile memory technologies

Working Principles

The 24AA16HT-I/SN utilizes an array of floating-gate transistors to store data. These transistors can be electrically programmed and erased by applying specific voltage levels. The stored charge in the floating gate determines the logic state of each memory cell, allowing for reliable data storage.

Detailed Application Field Plans

The 24AA16HT-I/SN finds applications in various fields, including:

1. Embedded systems: Used for storing configuration data, firmware updates, and calibration parameters in microcontrollers.
2. Automotive electronics: Employed for storing vehicle-specific settings, mileage data, and fault codes in electronic control units (ECUs).
3. Industrial automation: Utilized for storing production data, sensor calibration values, and system configuration parameters in programmable logic controllers (PLCs).
4. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles to store user preferences, application data, and firmware updates.

Detailed and Complete Alternative Models

• 24AA16-I/SN: Similar to the 24AA16HT-I/SN but without the extended temperature range.
• 24LC16B-I/SN: A compatible alternative from a different manufacturer with similar specifications and functionality.
• AT24C16AN-SH-B: Another EEPROM chip with the same storage capacity and I2C interface.

Note: This is not an exhaustive list, and there may be other alternative models available in the market.

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