Microchip Technology 93LC66 EEPROM

The 93LC66 is a high-quality, 4K Microwire (3-Wire) Serial EEPROM designed and manufactured by the renowned Microchip Technology. This compact memory module boasts a storage capacity of 4 Kbits, providing a reliable and efficient solution for data storage in a wide range of applications. It is an ideal choice for designers looking for a non-volatile memory option that is both durable and easy to interface with.

Key Features

• Memory Size: The 93LC66 provides 4 Kbits of memory, organized as either 256 x 16-bit or 512 x 8-bit, which can be selected through programmable options.
• Serial Interface: The device uses a Microwire serial interface, which is compatible with the 3-wire serial communication protocol, ensuring simple integration with microcontrollers and other digital systems.
• Low Power Consumption: Designed for low-power operations, the 93LC66 is perfect for battery-powered devices, with its typical standby current being only 1 µA.
• Wide Operating Voltage: It operates across a wide voltage range of 2.5V to 5.5V, making it suitable for various power supply conditions.
• High Reliability: The EEPROM is built for endurance, with a write cycle endurance of 1,000,000 cycles and a data retention period of over 200 years.
• Self-Timed Write Cycle: Each write cycle is self-timed and typically completed within 5 ms, eliminating the need for external timers.
• Programmable Write Protection: To prevent unintended data alterations, the device features a write protection mechanism that can be enabled through the programming of specific bits.

Applications

The versatility of the 93LC66 makes it suitable for a multitude of applications, such as device configuration storage, calibration data retention, and any system that requires a dependable non-volatile memory. Its robust design ensures that it can perform reliably in industrial, automotive, and consumer electronics.

Easy Integration

Microchip Technology provides comprehensive support for the 93LC66, including detailed datasheets, technical support, and development tools, ensuring a smooth integration process for designers and engineers.