AT24CSW012

AT24CSW01X/AT24CSW02X I²C-Compatible (Two-Wire) Serial EEPROM with a Security Register and Software Write Protection 1‑Kbit (128 x 8), 2‑Kbit (256 x 8) Features Low-Voltage Operation: – VCC = 1.7V to 3.6V Internally Organized as 128 x 8 (1K) or 256 x 8 (2K) 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 (AT24CSW01X/AT24CSW02X) 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) 8-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 Option: Wafer Form Packages 5-Lead SOT23 and 4-Ball Ultra-Thin WLCSP © 2020-2021 Microchip Technology Inc. and its subsidiaries Datashe...