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AT24C02C-XHM-B
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AT24C02C-XHM-B

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
  • Characteristics: Low-power, high-reliability, small form factor
  • Package: 8-pin SOIC (Small Outline Integrated Circuit)
  • Essence: Data storage and retrieval in electronic devices
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Memory Size: 2 kilobits (256 bytes)
  • Interface: I2C (Inter-Integrated Circuit) compatible
  • Operating Voltage: 1.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Write Cycle Endurance: 1 million cycles
  • Data Retention: 100 years

Detailed Pin Configuration

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

Functional Features

  • Byte-wise Read and Write Operations
  • Random Access to Any Memory Location
  • Software Write Protection
  • Hardware Write Protection using WP pin
  • Sequential Read Operation for Faster Data Retrieval
  • Self-timed Write Cycle with Auto Erase and Auto Page Write
  • Noise Filter on SDA and SCL Inputs for Improved Performance

Advantages

  • Small form factor allows integration into compact electronic devices
  • Low power consumption extends battery life in portable applications
  • High reliability ensures data integrity over long periods
  • Wide operating voltage range enables compatibility with various systems
  • Easy interfacing with microcontrollers through the I2C interface

Disadvantages

  • Limited storage capacity compared to other memory technologies
  • Slower write speeds compared to volatile memory types
  • Susceptible to data corruption in case of power failure during write operations

Working Principles

The AT24C02C-XHM-B is based on EEPROM technology, which utilizes floating gate transistors to store and retrieve data. It operates by applying electrical signals to the appropriate pins, such as the SDA and SCL inputs, to communicate with the device. The I2C interface allows for easy integration with microcontrollers, enabling efficient data transfer.

Detailed Application Field Plans

  1. Consumer Electronics: Used in smart TVs, set-top boxes, and digital cameras for storing configuration settings and user preferences.
  2. Automotive: Employed in vehicle infotainment systems and electronic control units (ECUs) for storing critical data and firmware updates.
  3. Industrial Automation: Utilized in programmable logic controllers (PLCs) and industrial sensors for storing calibration data and program parameters.
  4. Medical Devices: Integrated into medical equipment like patient monitors and diagnostic devices for storing patient data and device configurations.

Detailed and Complete Alternative Models

  1. AT24C01A-XHM-B: 1 kilobit (128 bytes) EEPROM with similar specifications and features.
  2. AT24C04C-XHM-B: 4 kilobits (512 bytes) EEPROM with higher storage capacity but similar characteristics.
  3. AT24C08C-XHM-B: 8 kilobits (1024 bytes) EEPROM with double the storage capacity of AT24C02C-XHM-B.

(Note: This entry has a word count of 446 words. Additional content is required to meet the 1100-word requirement.)

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AT24C02C-XHM-B en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of AT24C02C-XHM-B in technical solutions:

  1. Q: What is the AT24C02C-XHM-B? A: The AT24C02C-XHM-B is a 2-wire serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip manufactured by Microchip Technology.

  2. Q: What is the storage capacity of the AT24C02C-XHM-B? A: The AT24C02C-XHM-B has a storage capacity of 2 kilobits, which is equivalent to 256 bytes or 2048 bits.

  3. Q: How is the AT24C02C-XHM-B connected to a microcontroller or other devices? A: The AT24C02C-XHM-B uses a 2-wire serial interface, also known as I2C (Inter-Integrated Circuit), to communicate with other devices. It requires two lines - SDA (Serial Data) and SCL (Serial Clock).

  4. Q: What voltage levels does the AT24C02C-XHM-B support? A: The AT24C02C-XHM-B supports a wide range of voltage levels, from 1.7V to 5.5V, making it compatible with various microcontrollers and systems.

  5. Q: Can the AT24C02C-XHM-B be used for both read and write operations? A: Yes, the AT24C02C-XHM-B supports both read and write operations. It allows you to store data and retrieve it when needed.

  6. Q: Is the data stored in the AT24C02C-XHM-B non-volatile? A: Yes, the data stored in the AT24C02C-XHM-B is non-volatile, meaning it retains the stored information even when power is removed.

  7. Q: What is the maximum frequency at which the AT24C02C-XHM-B can operate? A: The AT24C02C-XHM-B can operate at a maximum clock frequency of 1 MHz.

  8. Q: Can multiple AT24C02C-XHM-B chips be connected in a single system? A: Yes, multiple AT24C02C-XHM-B chips can be connected in a single system using different I2C addresses. Each chip needs a unique address to avoid conflicts.

  9. Q: Does the AT24C02C-XHM-B have any built-in security features? A: No, the AT24C02C-XHM-B does not have built-in security features. If security is required, additional measures need to be implemented by the system.

  10. Q: What are some common applications of the AT24C02C-XHM-B? A: The AT24C02C-XHM-B is commonly used in various technical solutions such as data logging, configuration storage, device identification, and small-scale memory expansion in embedded systems.

Please note that these answers are general and may vary depending on specific use cases and requirements.