Microchip Technology AT24C512B-TH25-B

AT24C512B-TH25-B - High-Reliability 512Kbit I2C EEPROM Memory IC

The AT24C512B-TH25-B from Microchip Technology is a premium 512Kbit (64K x 8) I2C serial EEPROM designed for embedded systems, industrial automation, and mission-critical applications requiring non-volatile data storage. This surface-mount device delivers exceptional reliability with a wide operating voltage range of 2.5V to 5.5V and industrial temperature tolerance from -40°C to 85°C, making it the ideal choice for engineers who demand uncompromising performance in harsh environments.

Key Features & Benefits

• High-Density Storage: 512Kbit capacity organized as 64K x 8, providing ample space for configuration data, calibration parameters, system logs, and firmware updates
• I2C Interface: Industry-standard two-wire serial interface operating at 1 MHz clock frequency for seamless integration with microcontrollers, FPGAs, and embedded processors
• Wide Voltage Range: 2.5V to 5.5V operation ensures compatibility with both legacy 5V systems and modern 3.3V/2.5V low-power designs
• Industrial Temperature Range: -40°C to 85°C (TA) qualification for harsh environmental conditions in automotive, aerospace, and industrial control applications
• Fast Write Performance: 5ms write cycle time for efficient data logging, parameter updates, and real-time system configuration
• Low Access Time: 550ns access time enables rapid data retrieval for time-critical applications
• Compact 8-TSSOP Package: Space-saving surface-mount design (0.173", 4.40mm width) ideal for high-density PCB layouts and miniaturized embedded systems
• Extended Endurance: 1 million write/erase cycles and 100-year data retention ensure long-term reliability for critical parameter storage
• Low Power Consumption: Standby current of just 2µA maximizes battery life in portable and IoT applications
• RoHS Compliant: Environmentally friendly manufacturing meets global regulatory standards for lead-free electronics

Ideal Applications

This EEPROM is perfectly suited for automotive ECUs, industrial controllers, medical devices, telecommunications equipment, smart meters, IoT edge devices, data loggers, and any application requiring reliable non-volatile parameter storage with I2C connectivity. Engineers trust the AT24C512B-TH25-B for storing calibration coefficients, user preferences, security keys, and system configuration data that must survive power cycles and environmental stress.

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At HQICKEY, we specialize in authentic sourcing and lifecycle support for premium semiconductor components. Our engineering-focused approach ensures you receive genuine Microchip Technology products with full traceability, technical documentation, and expert application support. We understand the critical nature of memory components in your designs and provide the reliability and service you need to bring your products to market with confidence.

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Browse our complete range of Memory Semiconductor Devices including EEPROM, Flash, DRAM, and SRAM solutions from leading manufacturers like Microchip, Cypress, STMicroelectronics, and Winbond. Our catalog spans 64b to 6Tb capacity with I2C, SPI, Parallel, and DDR interfaces for aerospace, automotive, industrial, medical, and consumer applications. Whether you need serial EEPROM for parameter storage, high-speed Flash for code execution, or high-density DRAM for data processing, we have the right solution for your embedded system.

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