C8051F125R Integrated Circuits (ICs)

Program Memory Type:	FLASH
Base Part Number:	C8051F12
Supplier Device Package:	64-TQFP (10x10)
Package / Case:	64-TQFP
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 8x8b, 8x12b; D/A 2x12b
Voltage - Supply (Vcc/Vdd):	2.7 V ~ 3.6 V
RAM Size:	8.25K x 8
EEPROM Size:	--
Series:	C8051F12x
Program Memory Size:	128KB (128K x 8)
Number of I/O:	32
Peripherals:	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Connectivity:	EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
Speed:	50MHz
Core Size:	8-Bit
Core Processor:	8051
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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C8051F125R Application Field and Working Principle

Introduction

The C8051F125R is a microcontroller from the 8051 family of controllers. Utilizing Silicon Lab\'s advanced core architecture for efficient processing, the chip offers embedded customers improved performance & quality at an optimal cost. The device is suitable for a variety of applications such as motor control, automotive and more. It also features low power consumption in both active and standby applications. This article will discuss the application field and working principle of the C8051F125R.

Application Field

The C8051F125R microcontroller is suitable for a range of applications, including:- Automotive: The C8051F125 is suitable for a variety of automotive applications, including engine control and fuel systems. It can be used to help reduce the risks associated with automotive electronics failure and ensure reliable, safe performance.- Motor Control: The C8051F125R is ideal for applications such as motor control, positioning and velocity control. It can be used to improve performance and accuracy, and reduce the risk of failure for these applications.- Industrial: The C8051F125R can be used for a variety of industrial applications, such as robot control, industrial data acquisition and measurement, and more.- Power control: The C8051F125R can be used for power control applications, such as power save mode, and can operate at very low power levels.

Working Principle

The C8051F125R is based on the 8051 architecture, which is an 8-bit microcontroller architecture developed by Intel. The architecture is based on a Harvard architecture and is composed of two buses – one for instructions and one for data. The 8-bit architecture means that the device processes data 8 bits at a time, while the Harvard architecture allows the two buses to operate simultaneously, allowing the CPU to access both memories simultaneously.The C8051F125R features a 32-bit core that provides efficient processing power and enables quick and efficient operation. The chip also includes memory for storing instructions, data and program state as well as peripheral modules for communication, analog signals and other resources. The on-chip peripherals include 8-bit parallel port, UART, SPI, on-chip clock, power control, and more.The C8051F125R also has a low power consumption feature, which is important for embedded applications. The chip can operate in both active and standby modes, and the chip can be configured to turn off blocks of circuits, such as the CPU, when not in use. This reduces power consumption and extends the life of the device.

Conclusion

The C8051F125R is a powerful 8-bit microcontroller that is suitable for a variety of applications, such as automotive, motor control, industrial and power control. It features a 32-bit core that provides efficient processing power and low power consumption, and on-chip peripherals for communication, analog signals, and other resources. This microcontroller offers improved performance and reliability at an optimal cost.

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