onsemi FM93C66LMT8

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Product attributes Property Value
Manufacturer onsemi
Product Series
Packaging Tube |
Memory Type Non-Volatile
Memory Format EEPROM
Technology EEPROM
Memory Size 4Kbit
Memory Organization 256 x 16
Memory Interface Microwire
Clock Frequency 250 kHz
Write Cycle Time - Word, Page 15ms
Access Time -
Voltage - Supply 2.7V ~ 5.5V
Operating Temperature 0°C ~ 70°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 8-TSSOP

FM93C66LMT8 - High-Reliability 4Kbit EEPROM Memory IC

The FM93C66LMT8 from onsemi is a premium 4Kbit non-volatile EEPROM memory solution engineered for industrial and embedded applications requiring reliable data retention. This surface-mount memory IC features a Microwire serial interface, making it ideal for space-constrained designs where efficient communication and low pin count are essential.

Key Features & Benefits

  • 4Kbit Memory Capacity - 256 x 16-bit organization provides flexible data storage for configuration settings, calibration data, and system parameters
  • Microwire Serial Interface - Simplified 3-wire communication protocol reduces PCB complexity and pin requirements
  • Wide Operating Voltage Range - 2.7V to 5.5V supply voltage ensures compatibility with both 3.3V and 5V systems
  • Industrial Temperature Range - Reliable operation from 0°C to 70°C for demanding environmental conditions
  • Compact 8-TSSOP Package - Space-efficient surface mount design (4.40mm width) perfect for high-density PCB layouts
  • Fast Write Cycle - 15ms write cycle time enables efficient data updates
  • 250 kHz Clock Frequency - Balanced performance for most embedded applications

Ideal Applications

This EEPROM memory IC is perfectly suited for automotive electronics, industrial control systems, consumer electronics, medical devices, and IoT applications where non-volatile storage of critical configuration data is required. The Microwire interface ensures simple integration with microcontrollers and embedded processors.

Why Choose HQICKEY for Your Memory Components?

At HQICKEY, we specialize in providing high-quality semiconductor components for industrial and embedded applications. Our extensive inventory includes a comprehensive range of memory solutions to meet your design requirements.

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