R5F2138CCDFP#V0

Program Memory Type:	FLASH
Base Part Number:	R5F2138C
Supplier Device Package:	80-LQFP (12x12)
Package / Case:	80-LQFP
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 20x10b; D/A 2x8b
Voltage - Supply (Vcc/Vdd):	1.8 V ~ 5.5 V
RAM Size:	10K x 8
EEPROM Size:	--
Series:	R8C/3x/38C
Program Memory Size:	128KB (128K x 8)
Number of I/O:	75
Peripherals:	POR, PWM, Voltage Detect, WDT
Connectivity:	I²C, LINbus, SIO, SSU, UART/USART
Speed:	20MHz
Core Size:	16-Bit
Core Processor:	R8C
Part Status:	Obsolete
Packaging:	Tray

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Introduction

The R5F2138CCDFP#V0 is an 8-bit microcontroller designed for small embedded systems and offers an efficient solution for small electronic devices. It is a versatile controller that has been designed with a simple, low pin count as well as an intuitive interface. It can be used in a variety of applications, from automotive to consumer electronics, and can be used to help simplify the design process. The R5F2138CCDFP#V0 is ideal for low-cost applications that require low power consumption and is designed to provide reliable and powerful features for the embedded engineer.

Application Field

The R5F2138CCDFP#V0 is a versatile 8-bit microcontroller that can be used in a variety of embedded applications. It is typically used in automotive applications such as body controllers, ECUs, and transmission controllers due to its low power consumption and simple interface. Additionally, it can be used in a variety of consumer electronics products such as security systems, intelligent thermostats, and home automation devices. Due to its low pin count and simple design, the R5F2138CCDFP#V0 can also be used in portable devices such as handheld gaming systems, personal media players, and digital cameras.

Working Principle

The R5F2138CCDFP#V0 is an 8-bit microcontroller that works on a simple principle based on a single instruction cycle. It is based on the 8051 microcontroller core, which is composed of an 8-bit CPU, data pointers, memory addressing and a set of control registers. The 8-bit CPU is responsible for processing the instructions given by the user and is used to control the hardware components in the embedded system. The 8-bit CPU also has a program counter and an internal data bus, which allow the microcontroller to access memory, as well as communication ports.The 8051 microcontroller also features an interrupt system, which allows an external device or system to interrupt the CPU and execute its own instructions. Additionally, the 8051 microcontroller also features an on-chip oscillator, which is used to determine the timing and frequency of instruction execution.

Conclusion

The R5F2138CCDFP#V0 is an 8-bit microcontroller designed to simplify the design of embedded systems. It is commonly used in a variety of automotive and consumer electronics applications, thanks to its low power consumption and simple design. Additionally, the 8051 microcontroller also features an interrupt system, which allows external devices or systems to interrupt the CPU and execute their own instructions. This makes it an ideal choice for applications that require low power consumption and reliable operation.

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