CAT25256YI-GT3

The CAT25256YI-GT3 is a type of EEPROM (Electrically Erasable Programmable Read-Only Memory) integrated circuit. It is specifically a 256-kilobit, or 32-kilobyte, serial EEPROM, which means it is used for non-volatile storage, maintaining data even without power. This memory chip utilizes the SPI (Serial Peripheral Interface) bus for communication, enabling fast data transfer with low pin count.
Key features of the CAT25256YI-GT3 include its capability to operate over a wide voltage range, typically from 1.8V to 5.5V, making it versatile for various applications. The device supports byte-wise and page-wise write operations and has built-in write protection mechanisms to enhance data integrity. It is commonly used in consumer electronics, industrial systems, and automotive applications due to its reliability and efficiency in managing small to medium amounts of data.
The CAT25256YI-GT3 is packaged in a small form factor, making it suitable for space-constrained designs. Its durability and performance make it a popular choice for systems requiring robust non-volatile memory solutions.

The CAT25256YI-GT3 is a 256Kb SPI serial EEPROM. Equivalent products would include:
1. Microchip 25LC256 - 256Kb SPI EEPROM.
2. STMicroelectronics M95M02-DR - 256Kb SPI EEPROM.
3. Atmel/Microchip AT25256 - 256Kb SPI EEPROM.
4. ISSI IS25C256 - 256Kb SPI EEPROM.
These equivalents generally offer similar storage capacity, interface, and functionality. Always verify specific pin configurations and voltage requirements for compatibility.

The CAT25256YI-GT3 is a serial EEPROM chip from ON Semiconductor. It features a 256-Kb memory organized as 32,768 x 8 bits. This device supports the SPI protocol for communication, ensuring efficient data transfer with devices that support this standard. It operates at a voltage range between 1.8V and 5.5V, making it versatile for various applications. The chip's endurance is rated for a minimum of 1 million write cycles per byte, with data retention guaranteed for a minimum of 100 years.
Furthermore, it incorporates several security features like block write protection, which prevents accidental overwriting of critical data segments. The CAT25256YI-GT3 also includes a write protection pin for further security. The operating temperature range is from -40°C to 85°C, suitable for industrial applications. It comes in a compact 8-lead SOIC package, making it easy to integrate into space-constrained designs. This EEPROM is ideal for applications requiring reliable, non-volatile memory with quick access and robust data integrity.

The CAT25256YI-GT3 is a 256-Kb SPI Serial CMOS EEPROM manufactured by ON Semiconductor. It typically comes in an 8-pin SOIC package. Here’s a brief overview of its pin functions:
1. CS (Chip Select): Activates the device. Communication begins when CS is low.
2. SO (Serial Output): Outputs data from the EEPROM to the controller.
3. WP (Write Protect): Locks down the status register and memory when low, preventing write operations.
4. VSS: Ground reference for the device.
5. SI (Serial Input): Receives data from the controller for writing to the EEPROM.
6. SCK (Serial Clock): Provides the timing for data transfer.
7. HOLD: Suspends communication without resetting the SPI bus when low.
8. VCC: Positive power supply for the device.
This EEPROM uses a Serial Peripheral Interface (SPI) bus for communication, making it suitable for applications requiring efficient memory access and management.

The CAT25256YI-GT3 is manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is a semiconductor supplier company that focuses on energy-efficient electronics. The company provides a wide range of products, including power and signal management, logic, discrete, and custom devices for various applications. These applications span across different sectors such as automotive, communications, computing, consumer electronics, industrial, medical, and military/aerospace. Onsemi’s solutions are designed to help customers increase energy efficiency, reduce global energy use, and create more intelligent electronic designs.

The CAT25256YI-GT3 is a 256-Kb SPI EEPROM memory chip commonly used in applications that require non-volatile data storage. Its primary application areas include:
1. Consumer Electronics: For storing configuration settings and user preferences.
2. Industrial Systems: Used in control systems for parameter storage.
3. Automotive Electronics: Utilized in various subsystems for data retention.
4. Communications Equipment: For storing settings and identifiers.
5. Medical Devices: To retain critical calibration and operational data.
6. Computers and Peripherals: For BIOS storage and configuration data.
Its small size and low power consumption make it suitable for embedded systems and portable devices.

The CAT25256YI-GT3 is a 256Kb SPI Serial CMOS EEPROM from ON Semiconductor. The package type is an 8-lead TSSOP (Thin Shrink Small Outline Package).