Microchip 512 kB Serial EEPROM 250 ns 8-Pin SOIC Serial-SPI 25AA512-I/SN

Microchip 25AA512-I/SN is a 512 kB Serial EEPROM featuring a Serial Peripheral Interface (SPI) designed for efficient non-volatile data storage. It provides fast access time of 250 ns and is housed in an 8-pin SOIC surface-mount package, making it compact and suitable for various electronic applications.

This device supports a maximum clock frequency of 20 MHz, enabling high-speed data transfers via the SPI bus comprising clock, data in/out, and chip select signals. It operates over a supply voltage range from 1.8 V to 5.5 V, accommodating multiple power supply configurations commonly used in embedded systems.

Its memory is organized as 64k words of 8 bits each, offering 512 kB total storage capacity. The EEPROM supports byte and page-level write operations up to 128 bytes per page, eliminating the need for sector or chip erase before writing. Write cycles are self-timed with typical erase times of 5 to 10 ms depending on the operation.

The 25AA512-I/SN features comprehensive protection mechanisms including power-on/off data protection circuits, write enable latch, and a write-protect pin. The device can withstand electrostatic discharges exceeding 4000 V, enhancing reliability in harsh environments. It is automotive qualified under the AEC-Q100 standard, suitable for demanding automotive and industrial electronics.

Operational temperature ranges from -40°C to 85°C, ensuring robust performance in various environmental conditions. The device offers endurance of up to 1 million erase/write cycles and data retention exceeding 200 years, suitable for long-lasting data storage applications.

Provides 512 kB Serial EEPROM with 64k x 8-bit organization. Maximum clock frequency of 20 MHz supports high-speed SPI data communication. Operates at low supply voltage from 1.8 V to 5.5 V. Supports self-timed write and erase cycles with typical write time of 5 ms.

Equipped with built-in write protection and power-on/off data protection circuitry. Automotive standard AEC-Q100 qualified for reliable operation. Wide operating temperature range from -40°C to 85°C. Endurance of 1 million erase/write cycles and data retention over 200 years.

Low power consumption with 1 μA standby current at deep power-down mode. ESD protection greater than 4000 V enhances device durability.

This Microchip Serial EEPROM is well suited for applications in embedded electronics, automotive controls, industrial machinery, and telecommunications storage where reliable, non-volatile memory is essential.

Explore the full range of semiconductor memory components at EnvMart to find compatible and complementary devices enhancing your embedded system designs.