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AT24C64W-10SC
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AT24C64W-10SC

Product Overview

Category

AT24C64W-10SC belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

  • Non-volatile: Retains stored data even when power is removed.
  • Electrically erasable: Allows for easy modification of stored data.
  • Programmable: Can be written and rewritten multiple times.
  • High storage capacity: The AT24C64W-10SC has a storage capacity of 64 kilobits (8 kilobytes).
  • Low power consumption: Operates on low power supply voltages.
  • Wide temperature range: Can operate reliably in temperatures ranging from -40°C to +85°C.

Package

The AT24C64W-10SC comes in an industry-standard 8-pin small outline integrated circuit (SOIC) package.

Essence

The essence of the AT24C64W-10SC is its ability to provide reliable and flexible non-volatile data storage in electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of AT24C64W-10SC chips. The exact quantity may vary depending on the manufacturer and customer requirements.

Specifications

  • Memory capacity: 64 kilobits (8 kilobytes)
  • Supply voltage: 1.7V to 5.5V
  • Operating temperature range: -40°C to +85°C
  • Write cycle endurance: 1 million cycles
  • Data retention: 100 years
  • Interface: I2C (two-wire serial interface)

Detailed Pin Configuration

The AT24C64W-10SC has a total of 8 pins, each serving a specific function:

  1. A0: Address input pin for device addressing.
  2. A1: Address input pin for device addressing.
  3. A2: Address input pin for device addressing.
  4. GND: Ground reference voltage.
  5. SDA: Serial data input/output pin for I2C communication.
  6. SCL: Serial clock input pin for I2C communication.
  7. WP: Write protect pin to enable/disable write operations.
  8. VCC: Power supply voltage.

Functional Features

  • Random access: Allows reading and writing of individual bytes within the memory array.
  • Page write mode: Enables faster data writes by allowing multiple bytes to be written in a single operation.
  • Software write protection: Provides a mechanism to protect specific memory areas from being overwritten.
  • Hardware write protection: Offers an additional layer of write protection by using the WP pin.
  • Self-timed programming cycle: Simplifies the write operation by automatically managing internal timing requirements.

Advantages and Disadvantages

Advantages

  • Non-volatile storage: Data is retained even without power, ensuring data integrity.
  • High endurance: Can withstand frequent write cycles without degradation.
  • Compact package: The small outline package allows for space-efficient integration into various electronic devices.
  • Wide temperature range: Suitable for use in extreme environmental conditions.
  • Flexible interface: Supports the widely used I2C serial interface for easy integration with other components.

Disadvantages

  • Limited storage capacity: The AT24C64W-10SC may not be suitable for applications requiring larger memory sizes.
  • Relatively slower write speed compared to some other memory technologies.
  • Vulnerable to electrical noise and interference due to its serial interface.

Working Principles

The AT24C64W-10SC utilizes electrically erasable programmable read-only memory (EEPROM) technology. It consists of a memory array organized into multiple pages, with each page containing several bytes. The device communicates with the host microcontroller using the I2C serial interface.

During write operations, the microcontroller sends the desired data along with the target memory address to the AT24C64W-10SC. The device then stores the data in the specified memory location. Reading data involves sending the memory address to the device, which responds by transmitting the requested data back to the microcontroller.

Detailed Application Field Plans

The AT24C64W-10SC finds applications in various fields, including but not limited to:

  1. Embedded systems: Used for storing configuration data, firmware updates, and user settings in microcontroller-based systems.
  2. Industrial automation: Enables non-volatile storage of critical parameters, calibration data, and event logs in industrial control systems.
  3. Automotive electronics: Utilized for storing vehicle-specific data, such as mileage, service history, and user preferences.
  4. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for storing user profiles, preferences, and application data. 5

技術ソリューションにおける AT24C64W-10SC の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of AT24C64W-10SC in technical solutions:

  1. Q: What is AT24C64W-10SC? A: AT24C64W-10SC is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip with a capacity of 64 kilobits (8 kilobytes). It is commonly used for non-volatile data storage in various electronic devices.

  2. Q: What is the operating voltage range of AT24C64W-10SC? A: The operating voltage range of AT24C64W-10SC is typically between 1.7V and 5.5V, making it compatible with a wide range of systems.

  3. Q: How does AT24C64W-10SC communicate with a microcontroller or other devices? A: AT24C64W-10SC uses the I2C (Inter-Integrated Circuit) protocol for communication. It has a 2-wire serial interface consisting of a data line (SDA) and a clock line (SCL).

  4. Q: What is the maximum clock frequency supported by AT24C64W-10SC? A: AT24C64W-10SC supports a maximum clock frequency of 400 kHz, allowing for fast data transfer rates.

  5. Q: Can AT24C64W-10SC be easily soldered onto a PCB? A: Yes, AT24C64W-10SC comes in a standard SOIC (Small Outline Integrated Circuit) package, which can be easily soldered onto a PCB using conventional surface mount techniques.

  6. Q: Is AT24C64W-10SC capable of multiple read/write operations? A: Yes, AT24C64W-10SC supports multiple read and write operations. It can be written to or read from at any address within its memory range.

  7. Q: Does AT24C64W-10SC have built-in write protection? A: Yes, AT24C64W-10SC has a built-in write protection feature that allows you to protect specific memory blocks from being overwritten.

  8. Q: What is the typical data retention time of AT24C64W-10SC? A: The typical data retention time of AT24C64W-10SC is 100 years, ensuring long-term storage of critical information.

  9. Q: Can AT24C64W-10SC operate in extreme temperature conditions? A: Yes, AT24C64W-10SC is designed to operate in a wide temperature range, typically from -40°C to +85°C, making it suitable for various industrial applications.

  10. Q: Are there any application examples where AT24C64W-10SC is commonly used? A: Yes, AT24C64W-10SC is commonly used in applications such as smart meters, automotive systems, medical devices, industrial control systems, and consumer electronics, where non-volatile data storage is required.

Please note that the answers provided here are general and may vary depending on the specific requirements and use cases of the application.