Features

• Low-Voltage Operation:
  • V_CC = 1.7V to 3.6V
• Internally Organized as 512 x 8 (4K) or 1,024 x 8 (8K)
• Software Write Protection of the EEPROM Array:
  • Five configuration options
  • Protection settings can be made permanent
• 256‑Bit Security Register:
  • Preprogrammed 128-bit serial number
  • Additional 16 bytes of free user EEPROM provided to store critical user data
• Factory Set Hardware Client Address:
  • Unique ordering code for each available client address value (AT24CSW04X/AT24CSW08X)
• Industrial Temperature Range: -40°C to +85°C
• I²C-Compatible (Two-Wire) Serial Interface:
  • 100 kHz Standard Mode, 1.7V to 3.6V
  • 400 kHz Fast Mode, 1.7V to 3.6V
  • 1 MHz Fast Mode Plus (FM+), 1.7V to 3.6V
• Schmitt Triggers, Filtered Inputs for Noise Suppression
• Bidirectional Data Transfer Protocol
• Ultra-Low Active Current (1 mA maximum) and Standby Current (0.8 μA maximum)
• 16-Byte Page Write Mode:
  • Partial page writes allowed
• Random and Sequential Read Modes
• Self-Timed Write Cycle within 5 ms Maximum
• ESD Protection > 4,000V
• High Reliability:
  • Endurance: 1,000,000 write cycles
  • Data retention: 100 years
• Green Package Options (Lead-free/Halide-free/RoHS compliant)
• Die Sale Options: Wafer Form