25AA128T-I/SN

The 25AA128T-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Microchip Technology. It features a 128 Kbit memory capacity, organized as 16 Kbytes of 8-bit words. The device uses the Serial Peripheral Interface (SPI) protocol for communication, allowing for fast data transfer rates up to 20 MHz.
Key features include:
- Voltage Range: Operates from 1.8V to 5.5V, making it suitable for a wide range of applications.
- Low Power Consumption: Ideal for battery-operated devices.
- Write Cycle: Supports page writes and has a fast write cycle time, enhancing efficiency in data storage operations.
- Endurance: Typically rated for 1 million write/erase cycles, ensuring long-term reliability.
- Applications: Commonly used in consumer electronics, industrial controls, and automotive systems for storing configuration settings, calibration data, and other critical information.
The 25AA128T-I/SN is widely recognized for its versatility, ease of integration, and robust performance in various embedded systems.

The 25AA128T-I/SN is a 128 Kbit (16 K x 8) serial EEPROM (Electrically Erasable Programmable Read-Only Memory) from Microchip Technology. Key features include:
1. Memory Organization: It has a memory organization of 16K x 8 bits, allowing for efficient data storage.
2. Interface: Utilizes a simple 2-wire I²C (Inter-Integrated Circuit) interface for communication, facilitating easy integration with microcontrollers.
3. Operating Voltage: It operates at a voltage range of 1.8V to 5.5V, making it suitable for low-power applications.
4. Read/Write Endurance: Offers up to 1 million write/erase cycles and a data retention of over 200 years.
5. Speed: Supports clock frequencies up to 1 MHz for fast data transfer.
6. Write Protection: Features a write-protect pin to safeguard data from accidental writing.
7. Small Package Options: Available in various package types, including SOIC and TSSOP, catering to space-constrained designs.
This combination of features makes the 25AA128T-I/SN ideal for applications requiring reliable and persistent data storage in consumer electronics, automotive, and industrial systems.

The 25AA128T-I/SN is packaged in a standard 8-pin SOIC (Small Outline Integrated Circuit) format. This type of package is commonly used for surface-mount applications, providing a compact solution for integrating the EEPROM into electronic circuits.

The 25AA128T-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) with a total of 8 pins. Here’s the pin count and their functions:
1. VCC (Pin 1): Power supply, typically 1.8V to 5.5V.
2. GND (Pin 2): Ground reference.
3. SCK (Pin 3): Serial clock input for synchronization of data transmission.
4. SI (Pin 4): Serial data input for sending data to the EEPROM.
5. SO (Pin 5): Serial data output for reading data from the EEPROM.
6. CS (Pin 6): Chip select input, enables the device for communication.
7. WP (Pin 7): Write protect input, prevents write operations when high.
8. HOLD (Pin 8): Hold input, pauses serial communication when activated.
This device supports SPI (Serial Peripheral Interface) communication, allowing for efficient data transfer. It has a storage capacity of 128 Kbits (16 KB).

The manufacturer of the 25AA128T-I/SN is Microchip Technology Inc. Microchip is a leading American semiconductor company that specializes in designing and manufacturing microcontrollers, memory products, and various integrated circuits (ICs). Founded in 1989, the company provides a wide range of embedded solutions for various applications, including automotive, industrial, consumer, and communication sectors. Microchip is known for its focus on innovation and quality, offering products that enable efficient and reliable design for engineers and developers. The 25AA128T-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) device, commonly used in applications requiring non-volatile memory.

The 25AA128T-I/SN is a 128K-bit serial EEPROM used in various applications, including consumer electronics, automotive systems, industrial automation, and telecommunications. It's suitable for storing configuration data, calibration constants, and firmware in devices like smart meters, sensors, and microcontroller-based systems. Its low power consumption and serial interface make it ideal for energy-efficient applications.

The equivalent products to the 25AA128T-I/SN chip typically include the 25LC128-I/SN and 25M128-I/SN chips. These are similar in functionality, providing 128 Kbit EEPROM storage with I2C interface. Always verify specific requirements like voltage, speed, and packaging to ensure compatibility.