Microchip Technology

93LC66BT-E/ST

93LC66BT-E/ST Description

The 93LC66BT-E/ST from Microchip Technology is a 4Kbit (256 x 16) serial EEPROM with a Microwire-compatible interface, designed for reliable non-volatile data storage in embedded systems. Operating across a 2.5V–5.5V supply range, it supports a 2 MHz clock frequency, ensuring fast read/write operations. With a 6ms write cycle time (word/page), it balances speed and endurance, making it ideal for applications requiring frequent updates. The device is housed in an 8-pin TSSOP package, optimized for surface-mount assembly, and complies with ROHS3 and REACH environmental standards. Its MSL 1 (Unlimited) rating ensures robustness in manufacturing and handling.

93LC66BT-E/ST Features

• Memory Organization: 256 x 16-bit configuration for flexible data storage.
• Low-Power Operation: Wide voltage range (2.5V–5.5V) suits battery-powered devices.
• High-Speed Interface: Microwire support with 2 MHz clock for efficient communication.
• Endurance & Retention: Robust EEPROM technology with high write-cycle endurance.
• Compact & Reliable: 8TSSOP package saves board space; RoHS3/REACH compliant.
• Industrial Readiness: MSL 1 ensures no moisture sensitivity constraints.

93LC66BT-E/ST Applications

• Automotive Electronics: Stores calibration data in sensors and infotainment systems.
• Consumer Electronics: Retains user settings in smart home devices or wearables.
• Industrial Control: Logs configuration parameters in PLCs and IoT edge devices.
• Medical Devices: Secures critical firmware or calibration data in portable equipment.
• Telecom Hardware: Preserves network configuration in routers/modems.

Conclusion of 93LC66BT-E/ST

The 93LC66BT-E/ST stands out for its low-voltage versatility, high-speed Microwire interface, and compact form factor, making it a superior choice for space-constrained, power-sensitive designs. Its 6ms write time and industrial-grade reliability cater to demanding applications, from automotive to medical systems. For engineers seeking a cost-effective, high-performance EEPROM, this Microchip device delivers a compelling blend of speed, endurance, and ease of integration.