Microchip Technology's 93LC46AT-I/ST EEPROM

The 93LC46AT-I/ST is a high-quality Electrically Erasable Programmable Read-Only Memory (EEPROM) device from Microchip Technology, designed for a wide range of applications that require reliable data storage. This EEPROM is a part of the Microchip's 93XX series, which is known for its robustness and endurance.

This particular model comes in a TSSOP package, which is suitable for surface-mount technology, making it an ideal choice for compact and space-constrained designs. The device operates over an industrial temperature range, ensuring performance stability in challenging environmental conditions.

Key Features:

• Memory Size: The 93LC46AT-I/ST offers a memory size of 1 Kbit, which is organized as 64 x 16-bit or 128 x 8-bit, selectable via a programming instruction. This flexibility allows for efficient memory usage tailored to specific application requirements.
• Interface: It features a simple, three-wire serial interface which is compatible with the standard Serial Peripheral Interface (SPI) protocol, making it easy to integrate with a wide range of microcontrollers and processors.
• Operating Voltage: The device supports a wide operating voltage range from 2.5V to 5.5V, accommodating various system power supplies and ensuring compatibility with both 3.3V and 5V logic levels.
• Write Cycle Time: It boasts a fast write cycle time of just 5 ms, which allows for quick data updates and minimal system downtime during write operations.
• Endurance: The EEPROM is designed for long-term reliability, with a write endurance of 1,000,000 cycles and a data retention period of over 200 years, ensuring the safety of critical data over extensive periods.
• Temperature Range: The device is operational across an industrial temperature range of -40°C to +85°C, making it suitable for use in harsh and demanding environments.

Microchip Technology's 93LC46AT-I/ST is a versatile and reliable EEPROM solution that offers robust data storage capabilities for applications in fields such as consumer electronics, automotive, industrial control systems, and telecommunications. Its small footprint, high endurance, and stable operation under extreme conditions make it an excellent choice for designers looking for a dependable non-volatile memory component.