規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Memory Type | Non-Volatile |
| Memory Format | EEPROM |
| Technology | EEPROM |
| Memory Size | 128Kb (16K x 8) |
| Memory Interface | I²C |
| Clock Frequency | 1 MHz |
| Write Cycle Time - Word Page | 5ms |
| Access Time | 400 ns |
| Voltage - Supply | 1.8V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The CAT24C128WI-GT3 is a 128Kb (16KB) Electrically Erasable Programmable Read-Only Memory (EEPROM) chip designed for various applications requiring non-volatile data storage. Manufactured by ON Semiconductor, this device features an I²C interface, allowing for easy communication with microcontrollers or processors. It operates at a voltage range of 1.8V to 5.5V, making it suitable for battery-powered and low-power applications.
The EEPROM provides reliable data retention for up to 100 years and supports up to 1 million write/erase cycles, ensuring long-term durability. The CAT24C128WI-GT3 is organized in 16,384 x 8-bit memory cells and supports both random and sequential read operations. With a maximum clock frequency of 1MHz, it facilitates fast data transfer.
The chip is packaged in an 8-pin SOIC (Small Outline Integrated Circuit), enabling compact integration into various electronic designs. Its wide operating temperature range of -40°C to +85°C allows it to function effectively in harsh environments, making it ideal for industrial, automotive, and consumer electronics applications.
The EEPROM provides reliable data retention for up to 100 years and supports up to 1 million write/erase cycles, ensuring long-term durability. The CAT24C128WI-GT3 is organized in 16,384 x 8-bit memory cells and supports both random and sequential read operations. With a maximum clock frequency of 1MHz, it facilitates fast data transfer.
The chip is packaged in an 8-pin SOIC (Small Outline Integrated Circuit), enabling compact integration into various electronic designs. Its wide operating temperature range of -40°C to +85°C allows it to function effectively in harsh environments, making it ideal for industrial, automotive, and consumer electronics applications.
Equivalent
The CAT24C128WI-GT3 is a 128Kb I2C Serial EEPROM. Equivalent products include the Microchip 24LC128, STMicroelectronics M24C128, and the Atmel (now Microchip) AT24C128 series. These components offer similar capacities and I2C interfaces, making them suitable replacements in many applications. Always verify pin compatibility and electrical characteristics when considering replacements.
Pinout
The CAT24C128WI-GT3 is a 128Kb I2C Serial EEPROM from ON Semiconductor. It is typically housed in an 8-pin SOIC package. Here is a concise description of its pin count and functions:
1. Pin 1 (A0): Device address input. Used to set the least significant bit of the device address.
2. Pin 2 (A1): Device address input. Used to set the second least significant bit of the device address.
3. Pin 3 (A2): Device address input. Used to set the third least significant bit of the device address.
4. Pin 4 (GND): Ground. Connects the device to the system ground.
5. Pin 5 (SDA): Serial Data. Bi-directional data line used for communication with the I2C master.
6. Pin 6 (SCL): Serial Clock. Clock line for synchronizing data transfer with the I2C master.
7. Pin 7 (WP): Write Protect. When connected to VCC, write operations are inhibited.
8. Pin 8 (VCC): Power supply. Typically connected to a positive voltage supply.
This configuration supports standard I2C communication for operations such as reading from and writing to the EEPROM.
1. Pin 1 (A0): Device address input. Used to set the least significant bit of the device address.
2. Pin 2 (A1): Device address input. Used to set the second least significant bit of the device address.
3. Pin 3 (A2): Device address input. Used to set the third least significant bit of the device address.
4. Pin 4 (GND): Ground. Connects the device to the system ground.
5. Pin 5 (SDA): Serial Data. Bi-directional data line used for communication with the I2C master.
6. Pin 6 (SCL): Serial Clock. Clock line for synchronizing data transfer with the I2C master.
7. Pin 7 (WP): Write Protect. When connected to VCC, write operations are inhibited.
8. Pin 8 (VCC): Power supply. Typically connected to a positive voltage supply.
This configuration supports standard I2C communication for operations such as reading from and writing to the EEPROM.
Manufacturer
The CAT24C128WI-GT3 is manufactured by ON Semiconductor, also known as onsemi. Onsemi is a semiconductor company that designs and manufactures a wide range of semiconductor components, including power and signal management, logic, discrete, and custom devices. These components are used in various applications such as automotive, communications, computing, consumer electronics, industrial, medical, and aerospace. The company is recognized for its focus on energy-efficient solutions and operates globally, serving diverse markets with advanced technology solutions.
Application
The CAT24C128WI-GT3 is a 128Kb I2C Serial EEPROM used in various applications that require reliable and non-volatile memory storage. Common application areas include:
1. Consumer Electronics: Storing configuration settings and user preferences.
2. Industrial Control Systems: Data logging and parameter storage.
3. Medical Devices: Storing calibration data and patient information.
4. Computer Peripherals: Configuration and firmware data storage.
5. Automotive Systems: Retaining settings and diagnostic information.
6. Networking Equipment: Storing MAC addresses and configuration settings.
Its wide operating voltage range and low power consumption make it suitable for battery-powered and low-energy applications.
1. Consumer Electronics: Storing configuration settings and user preferences.
2. Industrial Control Systems: Data logging and parameter storage.
3. Medical Devices: Storing calibration data and patient information.
4. Computer Peripherals: Configuration and firmware data storage.
5. Automotive Systems: Retaining settings and diagnostic information.
6. Networking Equipment: Storing MAC addresses and configuration settings.
Its wide operating voltage range and low power consumption make it suitable for battery-powered and low-energy applications.
Package
The CAT24C128WI-GT3 is a 128-Kb I²C CMOS Serial EEPROM, and its package type is an 8-pin SOIC (Small Outline Integrated Circuit). This package is commonly used for surface-mount technology applications.
