MB89625RP-G-1072-SHE1

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Application Field

The MB89625RP-G-1072-SHE1 is an embedded microcontroller designed for use in a variety of applications. The controller features a comprehensive range of features, allowing it to be used as a memory and bus controller, as well as for input/output control. In particular, it is used in many consumer electronics applications, such as audio and video entertainment systems, gaming devices, and robotic control systems.

Design

The MB89625RP-G-1072-SHE1 is based on the 8-bit Renesas MCU core, and has a maximum operating frequency of up to 66.7MHz. It is built with 12.5K ROM (128K ROM is optional), 8K RAM and 32K programmable ROM. In addition, it is capable of interfacing with a variety of peripherals including serial ports, A/D and D/A converters, and 10/100 Base-T Ethernet communications. It also features a real-time clock that allows for system timer control and other time-critical operations.

Power Supply

The MB89625RP-G-1072-SHE1 can be powered through two power supply modes. The first is 3.3 V DC power, which is ideal for all system operating modes. The second is 5.0 V DC power, which is recommended for applications involving external peripheral components, such as motors and LCD displays, which require the higher voltage.

Features

• High Performance 8-bit Renesas MCU Core
• Flash ROM supports up to 128K bytes
• Data RAM of 8K bytes
• Programmable RAM of 32K bytes
• Built-in 8-bit I/O ports
• Built-in 16-bit timer and 10/100 Base-T Ethernet controller
• 3.3V DC and 5.0V DC power options

Working Principle

At its core, the MB89625RP-G-1072-SHE1 is a microcontroller-based system that performs its various tasks using an instruction set and instruction timings that are loaded into its memory. As such, it contains a series of memory registers, an instruction set for carrying out the tasks, and certain timing units. When the microcontroller is powered, it will read the content located in its instruction registers to determine the particular task to be accomplished and the order of execution.

The microcontroller relies on its internal clock which, based on its specific frequency, will control the speed and duration of each operation. Each instruction, or small sequence of instructions, is time-stamped according to the clock and executed accordingly. Depending on the instructions, the microcontroller will either read, write, or manipulate data sent through its input/output pins, or use internal block RAM or ROM. This will enable the microcontroller to respond to the input signals, or take the necessary steps to complete a task.

Conclusion

The MB89625RP-G-1072-SHE1 is an embedded microcontroller designed for use in a wide range of applications. It features plenty of useful features and peripherals including high-performance 8-bit Renesas MCU core, flash ROM, data RAM, programmable RAM, built-in 8-bit IO ports, 10/100 Base-T Ethernet controller, and two power supply modes. Its working principle involves instruction set loading, timing units, and reading, writing, and manipulating data sent to/from its input/output pins. Thanks to its powerful and comprehensive feature set, this microcontroller is perfectly suitable for a variety of consumer electronics applications.

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