The Microchip Technology 25LC320A/25AA320A are 32kbit Serial Electrically Erasable PROMs designed for simple SPI serial bus communication. These devices offer low-power consumption, high reliability with >1M erase/write cycles and >200 years data retention, and are suitable for a wide range of applications including data storage in embedded systems, industrial control, and automotive applications. They are available in various packages including PDIP, SOIC, MSOP, TSSOP, and TDFN.