Two-wire Serial EEPROM 4K (512 x 8) 8K (1024 x 8)

Features

• Low-voltage and Standard-voltage Operation

– 1.8 (VCC = 1.8V to 5.5V)

• Internally Organized 512 x 8 (4K), or 1024 x 8 (8K)

• 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

• 16-byte Page (4K, 8K) Write Modes

• Partial Page Writes Allowed

• Self-timed Write Cycle (5 ms max)

• High-reliability

– Endurance: 1 Million Write Cycles

– Data Retention: 100 Years

Description

The AT24C04B/08B provides 4096/8192 bits of serial electrically erasable and programmable read-only memory (EEPROM) organized as 512/1024 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 AT24C04B/08B is available in space-saving 8-lead PDIP, 8-lead JEDEC SOIC, 8-lead Ultra-Thin MiniMAP (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 AT24C04B/08B is available in 1.8V (1.8V to 5.5V) version.

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