AT24C32A-10PI-1.8

Overview

Product Category

AT24C32A-10PI-1.8 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

The AT24C32A-10PI-1.8 chip is primarily used for non-volatile data storage in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The data stored in the AT24C32A-10PI-1.8 chip remains intact even when power is disconnected.
• High storage capacity: The chip has a storage capacity of 32 kilobits (4 kilobytes), allowing it to store a significant amount of data.
• Low power consumption: The AT24C32A-10PI-1.8 chip operates at low power levels, making it suitable for battery-powered devices.
• I2C interface: It utilizes the I2C (Inter-Integrated Circuit) protocol for communication with other devices.

Package

The AT24C32A-10PI-1.8 chip is available in a DIP (Dual Inline Package) format, which consists of a rectangular plastic body with two parallel rows of pins.

Essence

The essence of the AT24C32A-10PI-1.8 chip lies in its ability to provide reliable and non-volatile data storage in electronic devices.

Packaging/Quantity

The AT24C32A-10PI-1.8 chip is typically packaged in tubes or trays, with each package containing a specific quantity of chips, usually ranging from 25 to 100 units.

Specifications

• Memory Capacity: 32 kilobits (4 kilobytes)
• Operating Voltage: 1.8V
• Maximum Clock Frequency: 400 kHz
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 100 years

Pin Configuration

The AT24C32A-10PI-1.8 chip has a total of 8 pins, each serving a specific function:

1. A0: Address Input
2. A1: Address Input
3. A2: Address Input
4. GND: Ground
5. SDA: Serial Data Input/Output
6. SCL: Serial Clock Input
7. WP: Write Protect
8. VCC: Power Supply

Functional Features

• Random Access: The AT24C32A-10PI-1.8 chip allows random access to any memory location, enabling efficient data retrieval.
• Byte-Level Read/Write: It supports byte-level read and write operations, providing flexibility in data manipulation.
• Hardware Write Protection: The WP pin can be used to enable or disable write operations, protecting the stored data from accidental modification.
• Page Write Mode: The chip supports page write mode, allowing multiple bytes to be written in a single operation, enhancing write efficiency.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• High storage capacity for storing significant amounts of data.
• Low power consumption, suitable for battery-powered devices.
• I2C interface enables easy integration with other devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to some other memory types.
• Vulnerable to electromagnetic interference (EMI) due to its non-shielded package.

Working Principles

The AT24C32A-10PI-1.8 chip utilizes EEPROM technology, which employs floating-gate transistors to store and retrieve data. When data is written, an electric charge is trapped in the floating gate, representing a logical "1" or "0". The stored data can be read by applying appropriate voltage levels to the memory cells. The I2C interface facilitates communication between the chip and the controlling device.

Detailed Application Field Plans

The AT24C32A-10PI-1.8 chip finds applications in various fields, including:

1. Embedded Systems: Used for storing configuration data, firmware updates, and user settings in microcontroller-based systems.
2. Industrial Automation: Employed in programmable logic controllers (PLCs) and industrial control systems for data logging and parameter storage.
3. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and audio players for storing user preferences and system configurations.
4. Automotive Electronics: Utilized in automotive modules for storing critical data, such as mileage, fault codes, and calibration values.
5. Medical Devices: Incorporated into medical equipment for storing patient data, device settings, and event logs.

Detailed and Complete Alternative Models

1. AT24C64-10PI-2.7: A similar EEPROM chip with double the storage capacity (64 kilobits