93LC66BT-I/SN

EEPROM 256×16

93LC66BT-I/SN – 4Kbit Microwire Serial EEPROM – Microchip Technology

The 93LC66BT-I/SN from Microchip Technology is a reliable 4Kbit serial EEPROM designed for non-volatile data storage in a wide range of electronic applications. It offers low-power operation, robust performance, and easy integration, making it an ideal solution for systems requiring dependable memory retention. PCX ensures fast shipping and dedicated customer support for all your component needs.

Key Features:
• Memory Size: 4Kbit organized as 256 x 16
• Interface: Microwire (3-wire serial)
• Voltage Range: 2.5V to 5.5V
• Operating Temperature: -40°C to 85°C
• Write Cycle Time: 6ms (word or page)
• Clock Frequency: Up to 2 MHz
• Package: 8-SOIC surface mount

Technical Details:
This EEPROM features a simple serial Microwire interface, allowing for easy communication with microcontrollers and other host devices. Its wide voltage supply range supports both 3.3V and 5V systems, while the extended temperature rating ensures reliable operation in harsh environments. The device supports both word and page write operations with a typical endurance of 1,000,000 write cycles and data retention of 200 years.

Applications:
• Automotive electronics (dashboard, sensors)
• Industrial control systems
• Consumer electronics (TVs, set-top boxes)
• Medical devices
• Smart meters and IoT devices

About the Manufacturer:
Microchip Technology is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Known for their commitment to quality and innovation, Microchip offers a comprehensive portfolio of reliable and high-performance semiconductor products. Their components are widely used across industries, from automotive and industrial to consumer and communications, ensuring trusted performance in critical applications.

With a strong focus on research and development, Microchip continues to advance technology while maintaining stringent quality controls. Their products are designed to meet the demanding requirements of modern electronics, providing engineers with the tools needed to create efficient and reliable systems. Microchip’s reputation for excellence makes them a preferred choice for memory and microcontroller solutions worldwide.

About Serial EEPROM:
Serial EEPROMs are non-volatile memory devices used for storing small amounts of data that must be retained when power is removed. They are essential in applications where configuration settings, calibration data, or event logs need to be preserved. Their serial interface reduces pin count and simplifies board layout, making them ideal for space-constrained designs.

These memory ICs are critical for ensuring system reliability and functionality across various industries. From storing device parameters in industrial equipment to maintaining user settings in consumer products, serial EEPROMs provide a cost-effective and efficient solution for non-volatile storage needs. Their low power consumption and high endurance make them suitable for battery-operated and frequently updated systems.

Packaging Options:
Available in Tape & Reel (TR), Cut Tape (CT), and Digi-Reel® packaging to suit your production requirements.

FAQs:
Question: What is the operating voltage range for the 93LC66BT-I/SN?
Answer: It operates from 2.5V to 5.5V, compatible with both 3.3V and 5V systems.

Question: What interface does this EEPROM use?
Answer: It uses the Microwire (3-wire serial) interface for communication.

Question: Is this EEPROM suitable for automotive applications?
Answer: Yes, its extended temperature range (-40°C to 85°C) makes it ideal for automotive environments.

Question: What is the write cycle endurance?
Answer: It supports 1,000,000 write cycles per byte, ensuring long-term reliability.

Question: Can I use this with 3.3V microcontrollers?
Answer: Absolutely, its wide voltage range includes full compatibility with 3.3V systems.

Question: What packaging options are available?
Answer: PCX offers Tape & Reel, Cut Tape, and Digi-Reel® packaging for flexible order quantities.

Datasheet: For detailed specifications, refer to the datasheet hosted on PCXCo.com.

Disclaimer: Product images are representational; please refer to the datasheet for exact specifications.

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