24LC32AT-I/ST

Product Overview

Category

The 24LC32AT-I/ST belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

• Electrically erasable: The 24LC32AT-I/ST can be erased and reprogrammed electronically, making it convenient for updating stored data.
• Non-volatile: The chip retains its stored data even when power is removed.
• High storage capacity: This particular model has a storage capacity of 32 kilobits (4 kilobytes).
• Low power consumption: The chip operates at low power levels, making it suitable for battery-powered devices.
• I2C interface: It utilizes the Inter-Integrated Circuit (I2C) protocol for communication with other devices.

Package

The 24LC32AT-I/ST is available in a small surface-mount package (ST), which allows for easy integration into compact electronic designs.

Essence

The essence of the 24LC32AT-I/ST is its ability to provide reliable and non-volatile data storage in a compact form factor.

Packaging/Quantity

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

Specifications

• Storage Capacity: 32 kilobits (4 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 24LC32AT-I/ST has a total of 8 pins, which are as follows:

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 write 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 chip allows for random access to any memory location, enabling efficient data retrieval.
• Byte-level read and write operations: Data can be read from or written to the chip at the byte level, providing flexibility in data manipulation.
• Hardware write protection: The WP pin can be used to protect the stored data from accidental overwriting.
• Low power consumption: The chip operates at low power levels, minimizing energy consumption in battery-powered devices.

Advantages and Disadvantages

Advantages

• Non-volatile storage: The chip retains data even when power is removed.
• Compact form factor: The small package size enables integration into space-constrained designs.
• High endurance: The chip can withstand a large number of write cycles.
• Compatibility: It supports the widely-used I2C interface for easy integration with other devices.

Disadvantages

• Limited storage capacity: The 24LC32AT-I/ST has a relatively small storage capacity compared to other memory options.
• Slower write speed: EEPROM chips generally have slower write speeds compared to other types of memory.

Working Principles

The 24LC32AT-I/ST utilizes electrically erasable technology to store and retrieve data. It consists of an array of memory cells that can be individually programmed or erased using electrical signals. The I2C interface allows for communication between the chip and other devices, enabling data transfer and manipulation.

Detailed Application Field Plans

The 24LC32AT-I/ST can be used in various applications, including but not limited to: - Microcontroller-based systems - Data logging devices - Industrial automation equipment - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the 24LC32AT-I/ST include: - 24LC64: A similar EEPROM chip with double the storage capacity (64 kilobits). - 24LC256: An EEPROM chip with a much larger storage capacity (256 kilobits). - 24AA32A: A compatible EEPROM chip with the same storage capacity as the 24LC32AT-I/ST.

These alternative models offer different storage capacities and may have slight variations in specifications, pin configuration, or package options. The choice of an alternative model depends on the specific requirements of the application.

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