MB91243PFV-GS-119K5E1

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MB91243PFV-GS-119K5E1 microcontroller is an embedded microcontroller specifically designed for automotive applications. It is a low-power 8-bit microcontroller in a 28-pin QFN package and is a member of the R8C/Tiny series of enhanced automotive MCUs. This device is equipped with small-sized OTP ROM and a power down function, making it suitable for applications that require low-power consumption and an embedded control system.

The MB91243PFV-GS-119K5E1 microcontroller features a 12-bit A/D converter, timers, serial communication interfaces, and an I²C peripheral interface. It also has a single-cycle 8-bit multiplier and a dual-channel serial communication interface, making it a powerful and efficient solution for essential embedded solutions. Furthermore, the microcontroller has a maximum operating speed of 8 MHz at 5V supply, allowing it to perform complex tasks at a fast rate.

The main application fields of MB91243PFV-GS-119K5E1 microcontroller include automotive body, interior and exterior lighting, HVAC and other automotive applications, where low-power consumption and a powerful embedded microcontroller are essential for reliable and efficient operations.

The working principle of the device relies on its internal architecture, which includes an 8-bit CPU, 8K bytes of ROM, and 256 bytes of RAM. The CPU boasts an enhanced instruction set with 18 addressing modes, 12-bit A/D converter, and an IFA multimedia acceleration unit, while the ROM provides program memory storage. All of these elements work together to provide reliable and efficient operations.

Also, the device’s internal flash memory unit can store up to 256 bytes of data. This memory is used to store simple data like numbers, flags, and counters while the ROM is used to store the program code.

The MB91243PFV-GS-119K5E1 microcontroller also supports real-time clock implementation, low-power operation, and an adjustable wake-up control which enables the microcontroller to perform essential tasks in a low-power car environment. Additionally, the device is also equipped with a power consumption protection scheme to prevent current consumption exceeding the safety levels.

In conclusion, the MB91243PFV-GS-119K5E1 microcontroller is specifically designed for automotive applications, with its low-power consumption, enhanced instruction set, and powerful IFA multimedia acceleration unit, making it a great solution for embedded designs.

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