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24AA128-I/W16K

24AA128-I/W16K

Product Overview

Category

The 24AA128-I/W16K 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, embedded systems, and consumer electronics.

Characteristics

  • Non-volatile: The 24AA128-I/W16K retains stored data even when power is removed.
  • Electrically erasable: The chip can be erased and reprogrammed electrically, eliminating the need for physical removal.
  • High storage capacity: The 24AA128-I/W16K has a storage capacity of 128 kilobits (16 kilobytes).
  • Low power consumption: The chip operates at low power levels, making it suitable for battery-powered devices.
  • Small form factor: The package size is compact, allowing for easy integration into various electronic designs.

Package and Quantity

The 24AA128-I/W16K is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Memory Capacity: 128 kilobits (16 kilobytes)
  • Interface: I2C (Inter-Integrated Circuit)
  • Operating Voltage: 1.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Write Endurance: 1,000,000 cycles
  • Data Retention: 200 years

Pin Configuration

The 24AA128-I/W16K has a total of 8 pins, which are assigned specific functions:

  1. VCC: Power supply voltage input
  2. SDA: Serial data line for I2C communication
  3. SCL: Serial clock line for I2C communication
  4. WP: Write protect pin for hardware protection
  5. A0: Address bit 0 for device addressing
  6. A1: Address bit 1 for device addressing
  7. A2: Address bit 2 for device addressing
  8. GND: Ground reference

Functional Features

  • Random access: The chip allows for random read and write operations, enabling efficient data retrieval and modification.
  • Hardware write protection: The WP pin can be used to prevent accidental or unauthorized writes to the memory.
  • Sequential read mode: The 24AA128-I/W16K supports sequential read operations, allowing for faster data retrieval.
  • Self-timed programming cycle: The chip automatically manages the timing of write and erase operations, simplifying the programming process.

Advantages and Disadvantages

Advantages

  • High storage capacity for its compact size
  • Low power consumption, suitable for battery-powered devices
  • Electrically erasable and reprogrammable, eliminating the need for physical removal
  • Long data retention period of up to 200 years
  • Supports random and sequential read operations

Disadvantages

  • Limited to I2C interface, may not be compatible with certain systems
  • Write endurance limited to 1,000,000 cycles

Working Principles

The 24AA128-I/W16K utilizes electrically controlled floating gate transistors to store data. When a write operation is performed, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired data. The stored data can be read by applying appropriate voltage levels to the memory cells.

Application Field Plans

The 24AA128-I/W16K finds applications in various fields, including but not limited to: - Automotive electronics - Industrial automation - Medical devices - Consumer electronics - Smart home systems

Alternative Models

  • 24AA128-I/MS: Similar to 24AA128-I/W16K, but available in a smaller MSOP package.
  • 24AA128-I/P: DIP package variant of the 24AA128-I/W16K for through-hole mounting.
  • 24AA128-I/SN: SOIC package variant with a wider temperature range (-40°C to +125°C).

These alternative models offer similar functionality and compatibility with the 24AA128-I/W16K, providing flexibility in design and integration.

In conclusion, the 24AA128-I/W16K is a versatile EEPROM chip that offers high storage capacity, low power consumption, and electrically erasable/reprogrammable capabilities. Its compact size and functional features make it suitable for various applications in different industries.

Καταγράψτε 10 συνήθεις ερωτήσεις και απαντήσεις που σχετίζονται με την εφαρμογή του 24AA128-I/W16K σε τεχνικές λύσεις

  1. What is the maximum clock frequency of 24AA128-I/W16K?
    - The maximum clock frequency of 24AA128-I/W16K is 1MHz.

  2. What is the operating voltage range for 24AA128-I/W16K?
    - The operating voltage range for 24AA128-I/W16K is 1.7V to 5.5V.

  3. Can 24AA128-I/W16K be used in automotive applications?
    - Yes, 24AA128-I/W16K is suitable for automotive applications.

  4. What is the typical write cycle time for 24AA128-I/W16K?
    - The typical write cycle time for 24AA128-I/W16K is 5ms.

  5. Is 24AA128-I/W16K compatible with I2C protocol?
    - Yes, 24AA128-I/W16K is compatible with I2C protocol.

  6. What is the temperature range for 24AA128-I/W16K?
    - The temperature range for 24AA128-I/W16K is -40°C to +85°C.

  7. Can 24AA128-I/W16K be used in industrial control systems?
    - Yes, 24AA128-I/W16K is suitable for use in industrial control systems.

  8. What is the maximum data retention period for 24AA128-I/W16K?
    - The maximum data retention period for 24AA128-I/W16K is 200 years.

  9. Does 24AA128-I/W16K support sequential read and write operations?
    - Yes, 24AA128-I/W16K supports sequential read and write operations.

  10. What is the package type for 24AA128-I/W16K?
    - 24AA128-I/W16K is available in an 8-lead SOIC package.