ST93C66CM6TR - 4 Kbit Serial SPI Bus EEPROM from STMicroelectronics

The ST93C66CM6TR is a robust and high-performance 4 Kbit Electrically Erasable Programmable Read-Only Memory (EEPROM) device from the industry-leading manufacturer STMicroelectronics. Designed with reliability and efficiency in mind, this EEPROM provides an ideal data storage solution for a wide range of applications that require low-power and high-endurance non-volatile memory storage.

This EEPROM operates on the Serial Peripheral Interface (SPI) bus, which is a widely used interface for communication between microcontrollers and peripheral devices, including memory modules like the ST93C66CM6TR. The SPI bus protocol ensures fast data transfer rates, making this EEPROM suitable for applications that require quick and reliable data access.

The ST93C66CM6TR offers a memory size of 4 Kbits, organized as 256 x 16 bits or 512 x 8 bits, which can be selected by the user based on specific application requirements. This flexibility in organization allows designers to optimize the memory architecture for their particular use case, whether it's for parameter storage, device configuration, or small data logging tasks.

One of the key features of the ST93C66CM6TR is its wide operating voltage range of 2.5V to 5.5V, which makes it compatible with a variety of logic levels and ensures seamless integration into both 3.3V and 5V systems. The device also boasts a low power consumption, with a typical standby current of only 5 μA, which is essential for battery-powered and energy-sensitive applications.

The EEPROM comes in an 8-lead Mini SO8 package, which is known for its compact footprint and suitability for space-constrained applications. The ST93C66CM6TR is also characterized by its high reliability, with an endurance of 1 million write cycles and a data retention period of 40 years, ensuring the longevity and integrity of stored data over an extended period.

Overall, the ST93C66CM6TR from STMicroelectronics is a versatile and dependable EEPROM choice for developers looking to incorporate a non-volatile memory component into their designs that offers a good balance between size, performance, and power efficiency.