STMicroelectronics M24C64-U 64-Kbit Serial I2C Bus EEPROM

STMicroelectronics M24C64-U 64-Kbit Serial I2C Bus EEPROM is designed for efficient and reliable data storage. This STMicroelectronics EEPROM is organized as 8K × 8-bits and operates within a wide 1.7V to 5.5V supply voltage range, making the EEPROM versatile for various applications. The M24C64-U includes a unique 128-bit factory-programmed serial number for enhanced traceability and identification. The M24C64-U supports multiple I2C bus modes, including Standard-mode (100kHz), Fast-mode (400kHz), and Fast-mode Plus (1MHz), ensuring compatibility with different communication speeds. Additionally, the EEPROM offers robust performance with more than 4 million write cycles and over 200 years of data retention. Enhanced ESD and latch-up protection further contribute to its reliability, making it a dependable choice for long-term data storage needs.

Features

  • I2C interface compatible with the following I2C bus modes
    • 100kHz (standard-mode)
    • 400kHz (fast-mode)
    • 1MHz (fast-mode plus)
  • Memory
    • 64-Kbit (8-Kbyte) of EEPROM
    • 32-byte page size
  • 256-bit (32-byte) identification page locked in read-only mode at factory delivery
  • 128-bit (16-byte) unique factory-programmed serial number
  • Wide 1.7V to 5.5V voltage range
  • -40°C to +85°C operating temperature range
  • Performance
    • Enhanced ESD and latch-up protection
    • 4kV (HBM) ESD protection
    • More than 4 million write cycles
    • More than 200 years of data retention
  • Advanced
    • Random and sequential read modes
    • Hardware write protection of the whole memory array
    • Byte and page write within 5ms
  • SO8N (ECOPACK2 compliant) package

Applications

  • Promoting sustainability in the consumer and industrial segments
    • Data centers
    • Logistics
    • Healthcare
    • Personal electronics
  • Improved traceability for accessory recognition
  • Enhanced repairability

Specifications

  • 5mA maximum DC output current
  • AC measurement
    • 100pF maximum load capacitance
    • 50ns maximum SCL input rise/fall time, SDA input fall time
  • Input
    • 8pF maximum input capacitance (SDA)
    • 6pF maximum input capacitance (other pins)
    • 50kΩ to 500kΩ minimum input impedance
  • 1MHz maximum operating clock frequency
  • DC characteristics
    • ±2µA maximum input/output leakage current
    • 0.8mA to 2.5mA maximum supply current (Read)
    • 1.5mA to 2.5mA maximum supply current (Write)
    • 1µA to 3µA maximum standby supply current

Logic

Mechanical Drawing - STMicroelectronics M24C64-U 64-Kbit Serial I2C Bus EEPROM

Block Diagram

Block Diagram - STMicroelectronics M24C64-U 64-Kbit Serial I2C Bus EEPROM
Inilathala: 2025-04-28 | Na-update: 2025-12-09