AT24C256 Card


AT24C256 Card

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AT24C 02, 04, 08, 16, 32, and 64 Cards


• Low-voltage and Standard-voltage Operation
 VCC = 1.7V to 5.5V
• Internally Organized as 32,768 x 8
• Two-wire Serial Interface
• Schmitt Trigger, Filtered Inputs for Noise Suppression
• Bidirectional Data Transfer Protocol
• 1 MHz (5.0V, 2.7V, 2.5V), and 400kHz (1.7V) Compatibility
• Write Protect Pin for Hardware and Software Data Protection
• 64-byte Page Write Mode (Partial Page Writes Allowed)
• Self-timed Write Cycle (5ms Max)
• High Reliability
 Endurance: One Million Write Cycles
 Data Retention: 40 Years
• Lead-free/Halogen-free Devices Available
• 8-lead JEDEC SOIC, 8-lead TSSOP, 8-lead UDFN and 8-ball VFBGA Packages
• Die Sales: Wafer Form, Waffle Pack and Bumped Wafers

The AT24C256C provides 262,144-bits of serial electrically erasable and programmable read-only memory (EEPROM) organized as 32,768 words of eight bits each. The device’s cascadable feature allows up to eight devices to share a common two-wire bus. The device is optimized for use in many industrial and commercial applications where low-power and low-voltage operation are essential. The devices are available in space-saving 8-lead JEDEC SOIC, 8-lead TSSOP, 8-lead UDFN, and 8-ball VFBGA packages. In addition, this device operates from 1.7V to 5.5V.

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