The AT24C256BU2-10UU-1.8 is a 256 Kbit Electrically Erasable Programmable Read-Only Memory (EEPROM) from Atmel. It features a two-wire serial interface and is organized as 32,768 words of 8 bits each. This device is optimized for low-power and low-voltage operations, making it suitable for a wide range of applications requiring non-volatile memory.

Applications:

• Consumer electronics
• Industrial control systems
• Medical devices
• Automotive electronics
• Smart cards
• Data logging
• Configuration storage

Features:

• 256 Kbit (32,768 x 8) EEPROM
• Low-voltage operation: 1.8V to 5.5V
• Two-wire serial interface: I2C compatible
• Schmitt trigger, filtered inputs for noise suppression
• Write protect pin for hardware data protection
• High reliability: 1 million erase/write cycles
• Data retention: 100 years
• Self-timed write cycle
• Page write buffer: up to 64 bytes
• Available in various packages: SOIC, TSSOP, and more

Benefits:

• Non-volatile data storage: Retains data even when power is removed.
• Low power consumption: Ideal for battery-powered applications.
• Easy to interface: Simple two-wire interface simplifies integration into systems.
• High endurance: Can withstand a large number of write cycles, extending product lifespan.
• Data protection: Prevents accidental data corruption.
• Small form factor: Available in compact packages, saving board space.

Additional Details:

The AT24C256BU2-10UU-1.8 operates at a maximum clock frequency of 1 MHz. The device features a self-timed write cycle, eliminating the need for external timing circuits. The page write mode allows for writing up to 64 bytes in a single operation, improving write throughput. It's important to consult the datasheet for specific timing characteristics, voltage levels, and other operational details. This particular variant operates from 1.8V. The device's operating temperature range is typically -40°C to +85°C.