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AT24C64-10TI-2.7
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AT24C64-10TI-2.7

Product Overview

Category

AT24C64-10TI-2.7 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

  • Non-volatile: Retains stored data even when power is disconnected.
  • Electrically erasable: Allows for easy modification of stored data.
  • Programmable: Can be written and rewritten multiple times.
  • High storage capacity: The AT24C64-10TI-2.7 has a capacity of 64 kilobits (8 kilobytes).
  • Low power consumption: Operates at a low voltage and consumes minimal power.

Package

The AT24C64-10TI-2.7 is available in a standard 8-pin dual in-line package (DIP).

Essence

The essence of this product lies in its ability to provide reliable and non-volatile data storage in electronic devices, ensuring that important information is retained even during power interruptions or system shutdowns.

Packaging/Quantity

The AT24C64-10TI-2.7 is typically packaged 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 manufacturer.

Specifications

  • Operating voltage: 1.7V to 5.5V
  • Maximum clock frequency: 400 kHz
  • Write cycle time: 10 ms (maximum)
  • Data retention: 100 years (minimum)
  • Endurance: 1 million write cycles (minimum)

Detailed Pin Configuration

The AT24C64-10TI-2.7 features the following pin configuration:

  1. A0: Chip address input
  2. A1: Chip address input
  3. A2: Chip address input
  4. GND: Ground connection
  5. SDA: Serial data input/output
  6. SCL: Serial clock input
  7. WP: Write protect input
  8. VCC: Power supply voltage

Functional Features

  • Random access: Allows for reading and writing data at any memory location.
  • Page write mode: Enables the simultaneous programming of multiple bytes within a single write operation.
  • Software write protection: Provides the option to protect specific memory areas from being overwritten.
  • Hardware write protection: Allows for the entire chip to be write-protected using the WP pin.

Advantages and Disadvantages

Advantages

  • Non-volatile storage ensures data retention even during power loss.
  • High storage capacity allows for storing large amounts of data.
  • Low power consumption prolongs battery life in portable devices.
  • Easy programmability and erasability facilitate data modification.

Disadvantages

  • Limited endurance: Frequent write operations may reduce the lifespan of the chip.
  • Relatively slow write cycle time compared to other memory technologies.
  • Requires an external microcontroller or interface to access and manipulate stored data.

Working Principles

The AT24C64-10TI-2.7 utilizes electrically controlled floating gate transistors to store and retrieve data. When data is written, charges are trapped in the floating gate, altering the transistor's threshold voltage. This change in threshold voltage determines the stored data value. During read operations, the threshold voltage is measured to determine the stored data.

Detailed Application Field Plans

The AT24C64-10TI-2.7 finds applications in various fields, including:

  1. Embedded systems: Used for storing configuration settings, calibration data, and firmware updates in microcontrollers.
  2. Industrial automation: Employed for data logging, parameter storage, and system configuration 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 to store user profiles, settings, and application data.

Detailed and Complete Alternative Models

  1. AT24C01A: 1 kilobit (128 bytes) EEPROM chip.
  2. AT24C256C: 256 kilobits (32 kilobytes) EEPROM chip.
  3. AT24CM02: 2 megabits (256 kilobytes) EEPROM chip.
  4. AT24MAC602: 64 kilobits (8 kilobytes) EEPROM with a built-in MAC address.

These alternative models offer different storage capacities and features to suit various application requirements.

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技術ソリューションにおける AT24C64-10TI-2.7 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 AT24C64-10TI-2.7 in technical solutions:

  1. Question: What is AT24C64-10TI-2.7?
    Answer: AT24C64-10TI-2.7 is a specific model of EEPROM (Electrically Erasable Programmable Read-Only Memory) chip manufactured by Microchip Technology. It has a capacity of 64 kilobits (8 kilobytes) and operates at a voltage of 2.7V.

  2. Question: What are the typical applications of AT24C64-10TI-2.7?
    Answer: AT24C64-10TI-2.7 is commonly used for storing small amounts of non-volatile data in various electronic devices, such as microcontrollers, sensors, and other embedded systems.

  3. Question: How does AT24C64-10TI-2.7 communicate with other components?
    Answer: AT24C64-10TI-2.7 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. Question: What is the maximum operating frequency of AT24C64-10TI-2.7?
    Answer: The maximum operating frequency of AT24C64-10TI-2.7 is 400 kHz, which means it can transfer data at a rate of up to 400 kilobits per second.

  5. Question: Can AT24C64-10TI-2.7 be used in both read and write operations?
    Answer: Yes, AT24C64-10TI-2.7 supports both read and write operations. It allows you to read data stored in its memory as well as write new data to it.

  6. Question: What is the endurance of AT24C64-10TI-2.7?
    Answer: The endurance of AT24C64-10TI-2.7 is specified as a minimum of 1 million write cycles. This means you can write data to it at least 1 million times before it may start to degrade.

  7. Question: Does AT24C64-10TI-2.7 require any external components for operation?
    Answer: Yes, AT24C64-10TI-2.7 requires an external power supply (2.7V) and pull-up resistors on the SDA and SCL lines for proper I2C communication.

  8. Question: Can multiple AT24C64-10TI-2.7 chips be connected together on the same I2C bus?
    Answer: Yes, multiple AT24C64-10TI-2.7 chips can be connected together on the same I2C bus by assigning unique addresses to each chip using the address pins (A0, A1, A2).

  9. Question: Is AT24C64-10TI-2.7 compatible with 5V systems?
    Answer: No, AT24C64-10TI-2.7 operates at a voltage of 2.7V and is not directly compatible with 5V systems. However, level-shifting techniques can be used to interface it with 5V systems.

  10. Question: Are there any limitations or precautions to consider when using AT24C64-10TI-2.7?
    Answer: Some important considerations include avoiding excessive write operations to prolong the chip's lifespan, ensuring proper power supply voltage, and following the recommended operating conditions provided in the datasheet.