The ST93CS47B1 is a robust and reliable serial EEPROM (Electrically Erasable Programmable Read-Only Memory) product from STMicroelectronics, designed for a wide range of data storage applications where low-power and small footprint are essential. This memory device features a 1 Kbit capacity with a serial SPI (Serial Peripheral Interface) bus interface, making it an ideal choice for microcontroller-based systems.

Key Features

• Memory Size: 1 Kbit of EEPROM, organized as 128 x 8 bits, which provides sufficient space for firmware parameters, device configuration, or small data logging tasks.
• Interface: The device supports the SPI bus interface, which is known for its simplicity and speed, allowing for easy integration with a wide range of microcontrollers and processors.
• Write Cycle Time: Offers a fast write cycle time of 5ms for a byte or page write, ensuring quick data storage and minimal delay in system operations.
• Write Endurance: High write endurance with a typical value of 1 million write cycles, ensuring data retention and reliability over the product's lifespan.
• Data Retention: Guaranteed data retention of 40 years, providing a stable and durable storage solution for critical data.
• Supply Voltage Range: Operates over a wide supply voltage range from 2.5V to 5.5V, making it versatile for use in various power environments.
• Temperature Range: Designed to operate within an industrial temperature range of -40°C to +85°C, ensuring performance in harsh environmental conditions.
• Packaging: Available in a compact SO8N package, which is suitable for space-constrained applications.

Applications

The ST93CS47B1 is suitable for a diverse set of applications, including but not limited to:

• Consumer Electronics
• Industrial Control Systems
• Medical Devices
• Automotive Systems
• Telecommunication Devices
• Smart Cards

With its combination of durability, reliability, and flexibility, the ST93CS47B1 from STMicroelectronics is an excellent choice for designers looking to incorporate non-volatile memory into their systems.