AT17F040-30JI

The Microchip model AT17F040-30JI is a 4-megabit Serial Configuration Memory (SCM) chip that operates at a maximum clock frequency of 30 MHz. It is designed for use in advanced digital circuits that require reliable, low-power, and high-speed memory devices. The chip features a Serial Peripheral Interface (SPI) that allows designers to directly communicate with it, enabling efficient data transfer and fast programming times.

The AT17F040-30JI is housed in a small, 8-pin JEDEC SOIC package and is rated for an operating temperature range of -40°C to 85°C. It features a unique sector protection feature that allows for the preservation of specific areas of memory during programming or erasure operations. The chip also supports multiple write-protect modes to prevent accidental overwrites and to ensure the security of the stored data.

The AT17F040-30JI is commonly used in a variety of applications such as data storage, boot code storage, and system configuration memory. It is also suitable for use in automotive electronics, industrial control systems, and consumer electronics. The chip's low power consumption and high reliability make it an attractive choice for use in battery-powered devices such as portable medical devices, hand-held electronics, and wireless communication devices.

In summary, the Microchip model AT17F040-30JI is a versatile and reliable memory device that is ideal for advanced digital circuits that require low power consumption, high speed, and reliable memory. Its small size, sector protection feature, and multiple write-protect modes make it a popular choice among designers for a wide range of applications.