MicroThe FM25F04A-SO-T-G is a 4 Megabit (512K x 8) serial non-volatile memory manufactured by Fudan Micro. It is designed to interface to a standard SPI, Dual I/O port, and comes in an 8-pin plastic Small Outline Package (SOP-8). This RoHS compliant memory is suitable for use in space limited applications. It includes a status register which can be used to identify capacity and vendor information, block protection information, device type, and other features. The device utilizes internal write protect mechanisms which allow for various write protection schemes. It also features a deep power-down mode which allows for power saving. Furthermore, it has a high speed clock rate of up to 40MHz with a single line of serial clock input. Clock polarity and phase can be set depending on the user’s application needs. The FM25F04A-SO-T-G is an ideal choice for applications such as set top boxes, medical equipments, consumer electronics, and industrial control systems.