The MB85RC04PNF-G-JNERE1 is a FRAM SOP-8 RoHS-compliant nonvolatile memory chip manufactured by Fujitsu. It is a 4K-bit FRAM memory device that implements a highly efficient nonvolatile memory technology, allowing users to perform data read/write tasks quickly and without any data retention problems. It features low power consumption and a wide operating voltage range of 1.7 to 5.5V. The chip has a maximum operating speed of 25MHz, four-wire data communications, and a built-in power-on reset circuit. Additionally, it has a 3-level write protection and data protection features. The MB85RC04PNF-G-JNERE1 is suitable for use in a variety of applications, including consumer electronics, automotive, industrial, and medical devices.