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Description The AT24C02B provides 2048 bits of serial electrically erasable and programmable read-only memory (EEPROM) organized as 256 words of 8 bits each. The device is optimized for use in many industrial and commercial applications where low-power and low-voltage operation are essential. The AT24C02B is available in space-saving 8-lead PDIP, 8-lead JEDEC SOIC, 8-lead Ultra Thin Mini-MAP (MLP 2x3), 5-lead SOT23, 8-lead TSSOP, and 8-ball dBGA2 packages and is accessed via a Two-wire serial interface. In addition, the AT24C02B is available in 1.8V (1.8V to 5.5V) version. Features • Low-voltage and Standard-voltage Operation – 1.8 (VCC = 1.8V to 5.5V) • Internally Organized 256 x 8 (2K) • Two-wire Serial Interface • Schmitt Trigger, Filtered Inputs for Noise Suppression • Bidirectional Data Transfer Protocol • 1 MHz (5V), 400 kHz (1.8V, 2.5V, 2.7V) Compatibility • Write Protect Pin for Hardware Data Protection • 8-byte Page (2K) Write Modes • Partial Page Writes Allowed • Self-timed Write Cycle (5 ms max) • High-reliability – Endurance: 1 Million Write Cycles – Data Retention: 100 Years • 8-lead PDIP, 8-lead JEDEC SOIC, 8-lead Ultra Thin Mini-MAP (MLP 2x3), 5-lead SOT23, 8-lead TSSOP and 8-ball dBGA2 Packages • Lead-free/Halogen-free • Available in Automotive • Die Sales: Wafer Form and Tape and Reel
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