M24C32-A125 - STMicroelectronics

M24C32-A125 Automotive 32-Kbit serial I2C bus EEPROM

1 Description The M24C32-A125 is a 32-Kbit serial EEPROM automotive grade device operating up to 125 °C. The M24C32A125 is compliant with the very high level of reliability defined by the automotive standard AEC-Q100 grade 1. The device is accessed by a simple serial I2C compatible interface running up to 1 MHz. The memory array is based on advanced true .

Features

• AEC-Q100 qualified
• Compatible with all I2C bus modes
  – 1 MHz
  – 400 kHz
  – 100 kHz
• Memory array
  – 32 Kbit (4 Kbyte) of EEPROM
  – Page size: 32 byte
  – Additional write lockable page (identification page)
• Extended temperature and voltage ranges
  – -40 °C to 125 °C; 1.7 V to 5.5 V
• Schmitt trigger inputs for noise filtering.
• Short write cycle time
  – Byte write within 4 ms
  – Page write within 4 ms
• Write cycle endurance
  – 4 million write cycles at 25 °C
  – 1.2 million write cycles at 85 °C
  – 600 k write cycles at 125 °C
• Data retention
  – 50 years at 125 °C
  – 100 years at 25 °C
• ESD protec.