25LC128T-I/SN

The 25LC128T-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) device produced by Microchip Technology. It features a storage capacity of 128 Kbit, organized as 16,384 words of 8 bits each. Operating over a voltage range of 1.8V to 5.5V, it supports a wide range of applications, including automotive, consumer electronics, and industrial systems.
The device communicates via a Serial Peripheral Interface (SPI), allowing for fast data transfer rates of up to 20 MHz. It has a built-in write protection mechanism, which enhances data integrity. The 25LC128T-I/SN is characterized by low power consumption and a high endurance of up to 1 million write/erase cycles.
This EEPROM is particularly useful for storing configuration data, calibration tables, and other non-volatile information that needs to be retained even when the power is turned off. Its compact package and reliable performance make it a popular choice in various electronic designs.

The 25LC128T-I/SN is a 128 Kbit serial EEPROM (Electrically Erasable Programmable Read-Only Memory) from Microchip Technology. Key features include:
1. Memory Density: 128 Kbit (16 Kbytes) of storage.
2. Interface: SPI (Serial Peripheral Interface) with a simple four-wire configuration (SCK, SI, SO, CS).
3. Speed: Supports clock speeds up to 25 MHz for fast data transfer.
4. Voltage Range: Operates from 2.5V to 5.5V, making it suitable for various applications.
5. Access Time: Fast read access time, typically around 45 ns.
6. Endurance: Supports up to 1 million write/erase cycles per memory cell.
7. Data Retention: Ensures data retention up to 100 years under proper conditions.
8. Page Write: Allows page write operations of up to 16 bytes for efficient data storage.
9. Low Power Consumption: Ideal for battery-operated devices, with low active and standby current.
10. Applications: Commonly used in consumer electronics, automotive, and industrial applications for data storage and configuration settings.
This combination of features makes the 25LC128T-I/SN a versatile choice for various embedded systems.

The 25LC128T-I/SN is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) format. This type of package is compact and suitable for surface mounting on circuit boards, making it ideal for space-constrained applications.

The 25LC128T-I/SN is a 128 Kbit (16 K × 8-bit) serial EEPROM that uses the SPI (Serial Peripheral Interface) protocol. It has a total of 8 pins, which are as follows:
1. CS (Chip Select): Active low signal that enables the device.
2. MOSI (Master Out Slave In): Data input for the slave device.
3. MISO (Master In Slave Out): Data output for the slave device.
4. SCK (Serial Clock): Clock input for synchronizing data transfer.
5. VCC: Supply voltage (typically 2.5V to 5.5V).
6. GND: Ground reference.
7. WP (Write Protect): Active low signal to protect the memory from write operations when high.
8. HOLD: Used to pause the operation when low; it allows the device to be temporarily suspended.
This configuration supports high-speed data transfer and allows for efficient memory management in embedded applications.

The manufacturer of the 25LC128T-I/SN is Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. The company specializes in embedded control applications and offers a wide range of products, including microcontrollers, memory, and development tools. Founded in 1989 and headquartered in Chandler, Arizona, Microchip serves various industries such as automotive, industrial, consumer, and communications. The company is known for its commitment to innovation and quality in semiconductor manufacturing, providing reliable solutions for both small-scale and large-scale applications.

The 25LC128T-I/SN is a 128 Kbit serial EEPROM used in various applications, including consumer electronics, automotive systems, industrial automation, and telecommunications. It is commonly utilized for data storage, configuration settings, firmware updates, and user preferences in devices such as smart meters, medical equipment, and embedded systems. Its I2C interface allows for easy integration into microcontroller-based designs, making it versatile for many electronic applications requiring non-volatile memory.

The 25LC128T-I/SN chip is a 128K-bit Serial EEPROM. Equivalent products include:
1. M24C128 - STMicroelectronics
2. AT25M128 - Microchip Technology
3. 93C66 - Microchip Technology (if compatible)
4. CAT25C128 - ON Semiconductor
Ensure to verify pin compatibility and electrical specifications when selecting substitutes.