Microchip Technology
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
AT24C32W-10SC
Zobrazit detail DataSheets

AT24C32W-10SC

Product Overview

Category

AT24C32W-10SC 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 AT24C32W-10SC can be erased and reprogrammed electrically, making it convenient for updating stored data.
  • Non-volatile: The data stored in this chip is retained even when power is removed.
  • High capacity: With a storage capacity of 32 kilobits (4 kilobytes), it offers ample space for storing critical information.
  • Low power consumption: The chip operates on low power, making it suitable for battery-powered devices.
  • Wide operating voltage range: It can function within a voltage range of 1.7V to 5.5V, providing flexibility in different applications.

Package

The AT24C32W-10SC is available in an industry-standard 8-pin small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to store and retrieve digital information reliably and efficiently.

Packaging/Quantity

The AT24C32W-10SC is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

  • Storage Capacity: 32 kilobits (4 kilobytes)
  • Operating Voltage Range: 1.7V to 5.5V
  • Interface: I2C (Two-wire Serial Interface)
  • Write Cycle Time: 5 milliseconds (maximum)
  • Data Retention: 100 years (minimum)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT24C32W-10SC has eight pins, each serving a specific function:

  1. VCC: Power supply voltage input
  2. SDA: Serial data input/output for I2C communication
  3. SCL: Serial clock input for I2C communication
  4. WP: Write protect pin for hardware protection
  5. GND: Ground reference
  6. A0, A1, A2: Address selection pins for device addressing

Functional Features

  • Random access: The 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 protect the stored data from accidental modification.
  • Software write protection: The chip also offers software-based write protection through specific commands.

Advantages and Disadvantages

Advantages

  • High storage capacity
  • Low power consumption
  • Wide operating voltage range
  • Long data retention period
  • Compact package size

Disadvantages

  • Relatively slower write cycle time compared to some other EEPROM chips
  • Limited address selection options (only three address pins)

Working Principles

The AT24C32W-10SC utilizes electrically controlled floating gate transistors to store and retrieve digital information. When data is written, charges are trapped in the floating gate, altering the transistor's behavior. During read operations, the transistor's conductance is measured to determine the stored data.

Detailed Application Field Plans

The AT24C32W-10SC finds applications in various fields, including: 1. Embedded systems: Used for storing configuration settings, calibration data, and firmware updates. 2. Automotive electronics: Employed for storing vehicle-specific data, such as mileage, service history, and user preferences. 3. Industrial automation: Utilized for storing critical parameters, sensor calibration data, and system configuration settings. 4. Consumer electronics: Found in devices like smart TVs, set-top boxes, and gaming consoles for storing user preferences and application data.

Detailed and Complete Alternative Models

  1. AT24C01A: 1 kilobit (128 bytes) EEPROM chip with similar features but lower storage capacity.
  2. AT24C64: 64 kilobit (8 kilobytes) EEPROM chip with higher storage capacity.
  3. AT25010A: 1 kilobit (128 bytes) EEPROM chip with SPI (Serial Peripheral Interface) communication interface.

These alternative models offer different storage capacities and communication interfaces to suit specific application requirements.

Word count: 570 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT24C32W-10SC v technických řešeních

Sure! Here are 10 common questions and answers related to the application of AT24C32W-10SC in technical solutions:

  1. Q: What is the AT24C32W-10SC? A: The AT24C32W-10SC is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip with a capacity of 32 kilobits (4 kilobytes). It operates on the I2C (Inter-Integrated Circuit) bus.

  2. Q: What are the typical applications of AT24C32W-10SC? A: The AT24C32W-10SC is commonly used for storing configuration data, calibration data, or other small amounts of non-volatile memory in various electronic devices such as microcontrollers, sensors, and communication modules.

  3. Q: What is the operating voltage range of AT24C32W-10SC? A: The AT24C32W-10SC operates within a voltage range of 1.7V to 5.5V, making it compatible with a wide range of systems.

  4. Q: How fast can data be read from and written to the AT24C32W-10SC? A: The AT24C32W-10SC supports a maximum clock frequency of 400 kHz, allowing for relatively fast data transfer rates.

  5. Q: Can the AT24C32W-10SC be used in harsh environments? A: Yes, the AT24C32W-10SC is designed to operate in industrial temperature ranges (-40°C to +85°C) and is resistant to environmental factors such as humidity and vibration.

  6. Q: Does the AT24C32W-10SC support write protection? A: Yes, the AT24C32W-10SC provides a write protection feature that allows you to protect specific memory addresses from being overwritten.

  7. Q: Can the AT24C32W-10SC be cascaded with other I2C devices? A: Yes, the AT24C32W-10SC supports I2C bus addressing, allowing multiple devices to be connected on the same bus.

  8. Q: How reliable is the data stored in the AT24C32W-10SC? A: The AT24C32W-10SC uses EEPROM technology, which ensures data retention for up to 100 years and endurance of at least 1 million write cycles.

  9. Q: Is there any special software or drivers required to interface with the AT24C32W-10SC? A: No, the AT24C32W-10SC can be easily interfaced with microcontrollers or other devices using standard I2C communication protocols without requiring any additional software or drivers.

  10. Q: Where can I find more information about the AT24C32W-10SC? A: You can refer to the datasheet provided by the manufacturer, which contains detailed specifications, electrical characteristics, and application notes for the AT24C32W-10SC.