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24LC1025T-E/SM

24LC1025T-E/SM

Product Overview

Category

The 24LC1025T-E/SM belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

  • Non-volatile: The stored data remains even when power is removed.
  • Electrically erasable: Data can be erased and reprogrammed electronically.
  • High storage capacity: The 24LC1025T-E/SM has a capacity of 1,048,576 bits (128 kilobytes).
  • Low power consumption: It operates at low voltage levels, making it energy-efficient.
  • Fast access time: The chip provides quick read and write operations.

Package

The 24LC1025T-E/SM is available in a surface mount package (SM). This package type allows for easy integration onto printed circuit boards (PCBs).

Essence

The essence of the 24LC1025T-E/SM is its ability to store and retrieve data reliably in a compact and efficient manner.

Packaging/Quantity

This chip 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

  • Memory Capacity: 1,048,576 bits (128 kilobytes)
  • Interface: I2C (Inter-Integrated Circuit)
  • Supply Voltage: 1.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Write Endurance: 1,000,000 cycles
  • Data Retention: 200 years

Detailed Pin Configuration

The 24LC1025T-E/SM has a total of 8 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. A0: Address bit 0 for device addressing
  5. A1: Address bit 1 for device addressing
  6. A2: Address bit 2 for device addressing
  7. WP: Write protect pin for hardware protection
  8. GND: Ground reference

Functional Features

  • Random access: Allows reading and writing of data at any memory location.
  • Page write mode: Enables multiple bytes to be written in a single operation, improving efficiency.
  • Software write protection: The WP pin can be used to prevent accidental writes to the chip.
  • Sequential read mode: Facilitates fast consecutive reads of data.

Advantages and Disadvantages

Advantages

  • High storage capacity for its size
  • Low power consumption
  • Fast access time
  • Reliable data retention
  • Easy integration into PCBs

Disadvantages

  • Limited write endurance (1,000,000 cycles)
  • Requires an external microcontroller or interface for communication

Working Principles

The 24LC1025T-E/SM operates based on the principles of EEPROM technology. It 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 behavior. These charges can be removed during the erasing process, allowing new data to be written.

Detailed Application Field Plans

The 24LC1025T-E/SM finds applications in various fields, including: - Embedded systems - Industrial automation - Automotive electronics - Medical devices - Consumer electronics

In embedded systems, it can be used for storing configuration data, firmware updates, and user settings. In industrial automation, it can store calibration data, production logs, and system parameters. Automotive electronics can utilize it for storing vehicle-specific data and sensor readings. Medical devices may use it for patient data storage and device configuration. In consumer electronics, it can be employed for storing user preferences, application data, and multimedia content.

Detailed and Complete Alternative Models

  • 24LC1026
  • 24LC1024
  • 24LC512
  • 24LC256
  • 24LC128

These alternative models offer varying capacities and features, allowing users to choose the most suitable option based on their specific requirements.

Note: The above information provides a comprehensive overview of the 24LC1025T-E/SM EEPROM chip, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan 24LC1025T-E/SM dalam solusi teknis

  1. Question: What is the maximum clock frequency supported by 24LC1025T-E/SM?
    Answer: The maximum clock frequency supported by 24LC1025T-E/SM is 400 kHz.

  2. Question: What is the operating voltage range for 24LC1025T-E/SM?
    Answer: The operating voltage range for 24LC1025T-E/SM is 1.7V to 5.5V.

  3. Question: Can 24LC1025T-E/SM be used in automotive applications?
    Answer: Yes, 24LC1025T-E/SM is AEC-Q100 qualified and suitable for automotive applications.

  4. Question: What is the typical write cycle time for 24LC1025T-E/SM?
    Answer: The typical write cycle time for 24LC1025T-E/SM is 5 ms.

  5. Question: Does 24LC1025T-E/SM support sequential reads?
    Answer: Yes, 24LC1025T-E/SM supports sequential reads for efficient data retrieval.

  6. Question: What is the storage temperature range for 24LC1025T-E/SM?
    Answer: The storage temperature range for 24LC1025T-E/SM is -65°C to 150°C.

  7. Question: Is 24LC1025T-E/SM compatible with I2C communication protocol?
    Answer: Yes, 24LC1025T-E/SM is fully compatible with the I2C communication protocol.

  8. Question: Can 24LC1025T-E/SM be used in low-power applications?
    Answer: Yes, 24LC1025T-E/SM has a low standby current consumption, making it suitable for low-power applications.

  9. Question: What is the maximum number of write cycles supported by 24LC1025T-E/SM?
    Answer: 24LC1025T-E/SM supports a minimum of 1,000,000 write cycles.

  10. Question: Does 24LC1025T-E/SM have built-in write protection?
    Answer: Yes, 24LC1025T-E/SM features built-in hardware write protection to prevent accidental writes to the memory array.