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AT93C66-10SI - High-Performance 4Kbit EEPROM Memory Chip

The AT93C66-10SI from Microchip Technology is a reliable 4Kbit EEPROM memory solution designed for embedded systems and industrial applications. This non-volatile memory chip features a 3-wire serial interface, making it ideal for space-constrained designs requiring efficient data storage and retrieval. With its wide operating temperature range of -40°C to 85°C and robust 8-SOIC surface mount package, the AT93C66-10SI delivers exceptional performance in demanding environments.

Key Features & Benefits

  • Non-Volatile Memory: Retains data without power, ensuring critical information is preserved
  • Flexible Organization: Configurable as 512 x 8 or 256 x 16 for versatile application requirements
  • Low Pin Count Interface: 3-wire serial interface minimizes PCB space and simplifies design
  • Fast Clock Speed: 2 MHz operation enables quick data access and transfer
  • Wide Voltage Range: 4.5V to 5.5V supply voltage compatibility with standard logic levels
  • Industrial Temperature Range: Operates reliably from -40°C to 85°C for harsh environments
  • Compact Package: 8-SOIC surface mount package saves board space

Common Applications

  • Embedded system configuration and calibration data storage
  • Industrial control systems and automation equipment
  • Consumer electronics parameter storage
  • Automotive electronics and instrumentation
  • Medical device data logging
  • Security systems and access control
  • Smart metering and IoT devices

Related Products & Resources

Explore our complete range of Memory Semiconductor Devices - EEPROM, Flash, DRAM & SRAM Solutions for all your memory component needs. Visit HQICKEY - Your Trusted Semiconductor Components Supplier for quality electronic components with fast shipping. Stay updated with the latest industry trends on our Latest Semiconductor Industry News & Updates blog.

Product attributes Property Value
Manufacturer Microchip Technology
Product Series
Packaging Tube |
Memory Type Non-Volatile
Memory Format EEPROM
Technology EEPROM
Memory Size 4Kbit
Memory Organization 512 x 8, 256 x 16
Memory Interface 3-Wire Serial
Clock Frequency 2 MHz
Write Cycle Time - Word, Page 10ms
Access Time -
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC