Microchip Serial EEPROM 512kB, 50ns, 8-Pin PDIP, Serial-SPI Interface 25LC512-I/P

The Microchip 25LC512-I/P is a high-performance 512kB Serial EEPROM designed for demanding non-volatile memory applications in industrial, automotive, and electronics systems. Housed in a compact 8-pin PDIP package, it provides designers with an easy-to-integrate, high-capacity memory solution suitable for both prototyping and mass production.

This device features a fast Serial Peripheral Interface (SPI) supporting clock speeds up to 20 MHz and minimum random access time of 50 ns, enabling efficient data throughput in embedded systems. The memory is organized as 64k x 8 bits, with byte- and page-level write operations that eliminate the need for pre-erasing sectors, optimizing write performance. The 128-byte page structure streamlines data management while supporting advanced erase functions such as page, sector, and bulk erase.

Operating across a supply voltage range of 2.5 V to 5.5 V, the 25LC512-I/P is suitable for both 3.3 V and 5 V logic systems. It offers robust data retention exceeding 200 years and supports up to 1 million erase/write cycles, making it ideal for mission-critical applications. Comprehensive built-in and sector-level write protection features safeguard data integrity during operation and power cycling, including power-on/off data protection circuitry, write enable latch, and write protect pin options.

With an 8-pin PDIP through-hole package, installation and integration onto various PCBs is straightforward. The part operates reliably in environments from -40°C to 85°C, allowing use in harsh industrial and automotive settings. The Automotive Electronics Council AEC-Q100 qualification further endorses its suitability for vehicle electronics and other demanding systems.

The 25LC512-I/P supports sector write protection and features on-chip ESD immunity greater than 4000 V. With a low standby current of 1 μA (deep power-down mode) and maximum write current of 5 mA at full speed, it is well-suited for battery-powered and energy-conscious designs.

This serial EEPROM delivers dependable performance for data logging, parameter storage, calibration data, and configuration retention in microcontroller-based designs across industrial automation, automotive electronics, consumer equipment, instrumentation, and communications.

Experience a thoroughly engineered, dependable memory solution in the Microchip 25LC512-I/P Serial EEPROM for demanding electronics designs. Explore more Microchip EEPROMs and memory solutions in the EnvMart electronics catalog.