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 | 256Kb (32K x 8) |
| Memory Interface | I²C |
| Clock Frequency | 1 MHz |
| Write Cycle Time - Word Page | 5ms |
| Access Time | 500 ns |
| Voltage - Supply | 1.8V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The CAT24C256WI-GT3 is a 256-Kb serial EEPROM from ON Semiconductor, designed for non-volatile memory applications. It is part of the I2C EEPROM family and features a two-wire I2C-compatible interface, allowing for easy integration with microcontrollers and other devices. The memory is organized as 32,768 words of 8 bits each, providing reliable data storage that retains information even when power is lost.
Key features include a wide operating voltage range from 1.7V to 5.5V, low power consumption, and high endurance with over 1,000,000 write/erase cycles. The CAT24C256WI-GT3 also includes a write-protection feature to safeguard data integrity and supports up to 1 MHz clock frequency in fast-mode. The device is packaged in a compact SOIC-8 package, making it suitable for space-constrained applications. Its reliability and performance make it ideal for use in consumer electronics, industrial applications, and other systems requiring robust data storage solutions.
Key features include a wide operating voltage range from 1.7V to 5.5V, low power consumption, and high endurance with over 1,000,000 write/erase cycles. The CAT24C256WI-GT3 also includes a write-protection feature to safeguard data integrity and supports up to 1 MHz clock frequency in fast-mode. The device is packaged in a compact SOIC-8 package, making it suitable for space-constrained applications. Its reliability and performance make it ideal for use in consumer electronics, industrial applications, and other systems requiring robust data storage solutions.
Equivalent
The CAT24C256WI-GT3 is a 256-Kb I2C CMOS Serial EEPROM. Equivalent products include:
1. Microchip 24LC256
2. STMicroelectronics M24C256
3. Atmel/Microchip AT24C256
4. ON Semiconductor N24C256
5. ROHM BR24G256
These alternatives offer similar storage capacity and interface compatibility, making them suitable replacements for the CAT24C256WI-GT3 in various applications. Always check the specific datasheets for compatibility with your application requirements.
1. Microchip 24LC256
2. STMicroelectronics M24C256
3. Atmel/Microchip AT24C256
4. ON Semiconductor N24C256
5. ROHM BR24G256
These alternatives offer similar storage capacity and interface compatibility, making them suitable replacements for the CAT24C256WI-GT3 in various applications. Always check the specific datasheets for compatibility with your application requirements.
Pinout
The CAT24C256WI-GT3 is a 256-Kb I2C CMOS Serial EEPROM from ON Semiconductor. This chip is typically housed in an 8-pin package. Here's a brief overview of its pin count and functions:
1. A0, A1, A2: These are address pins used for device addressing. They allow for up to eight devices on the same bus.
2. VSS: Ground pin for the device.
3. SDA: Serial Data line that is bi-directional for data transfer.
4. SCL: Serial Clock line used to synchronize data transfer.
5. WP: Write Protect pin. When this pin is high, the write operations are disabled to protect data.
6. VCC: Supply voltage pin.
These pins facilitate communication with the microcontroller via the I2C bus, enabling read/write operations to the EEPROM.
1. A0, A1, A2: These are address pins used for device addressing. They allow for up to eight devices on the same bus.
2. VSS: Ground pin for the device.
3. SDA: Serial Data line that is bi-directional for data transfer.
4. SCL: Serial Clock line used to synchronize data transfer.
5. WP: Write Protect pin. When this pin is high, the write operations are disabled to protect data.
6. VCC: Supply voltage pin.
These pins facilitate communication with the microcontroller via the I2C bus, enabling read/write operations to the EEPROM.
Manufacturer
The CAT24C256WI-GT3 is manufactured by ON Semiconductor, also known as onsemi. Onsemi is a semiconductor manufacturing company that designs and produces a variety of semiconductor components, including power management devices, sensors, and standard logic ICs. The company serves a wide range of industries, such as automotive, industrial, cloud power, and IoT applications. Onsemi is known for providing high-performance and energy-efficient solutions, positioning itself as a key player in the global semiconductor market.
Application
The CAT24C256WI-GT3 is a 256-Kb I2C CMOS Serial EEPROM, commonly used for non-volatile storage applications. It is suitable for storing configuration data, calibration tables, and user preferences. Typical application areas include consumer electronics, medical devices, industrial automation, and automotive systems. Its I2C interface makes it ideal for use in environments where limited pins are available, enabling efficient data communication with microcontrollers. The device is also used in data logging, secure data storage, and digital identification systems where persistent memory is required. Its wide operating temperature range and low power consumption make it suitable for various embedded systems applications.
Package
The CAT24C256WI-GT3 is an EEPROM with a 256 Kbit memory size, typically packaged in an 8-lead SOIC (Small Outline Integrated Circuit) form factor. It is commonly used for non-volatile memory applications requiring reliable data storage.
