DF2238RTF13

Program Memory Type:	FLASH
Base Part Number:	DF2238
Supplier Device Package:	100-TQFP (12x12)
Package / Case:	100-TQFP
Operating Temperature:	-20°C ~ 75°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 8x10b; D/A 2x8b
Voltage - Supply (Vcc/Vdd):	2.2 V ~ 3.6 V
RAM Size:	16K x 8
EEPROM Size:	--
Series:	H8® H8S/2200
Program Memory Size:	256KB (256K x 8)
Number of I/O:	72
Peripherals:	POR, PWM, WDT
Connectivity:	I²C, SCI, SmartCard
Speed:	13MHz
Core Size:	16-Bit
Core Processor:	H8S/2000
Part Status:	Obsolete
Packaging:	Tray

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DF2238RTF13 Application Field and Working PrincipleThe DF2238RTF13 is an 8-bit microcontroller in the form of embedded applications and is widely used in the industrial automation and control field. It is one of the most popular microcontrollers available on the market and has been used in various industries and applications.This microcontroller integrates many hardware components and peripherals such as a 8-bit ALU (Arithmetic and Logic Unit), RAM (Random Access Memory), ROM (Read Only Memory), Timer/Counter and Serial I/O (Input/Output). This microcontroller also consists of several on-chip peripherals and has a wide range of programmable logic, analog and communication interface functionalities.The DF2238RTF13 provides users with the ability to program and run multiple microcontroller tasks, as it integrates with diverse hardware and software components. This microcontroller is programmed using a C language or assembly, and is compatible with various development tools and hardware combination.The on-chip peripherals of DF2238RTF13 include 8-bit 8-channel A/D converter, 2-channel continuous/event counter and 2-channel 16-bit timer. The 8-bit 8-channel A/D converter is used for converting analog signals into digital signals and is usually used to measure the speed and torque of the motor. The 2-channel continuous/event counter is used for counting input events such as, frequency in the range 1 MHz to 4MHz. Lastly, the 2-channel 16-bit timer is used for multi-channel time-based and pulse-width based applications.The DF2238RTF13 also integrates a watch-dog timer which adds stability and reliability to the system and in addition, it enables automatic recovery from software malfunctions and deadlock. The watch-dog timer can be fired before or after the timer event thereby allowing the system to monitor the processor activity. By doing so, the watch-dog timer can prevent the system from running into errors or becoming locked.Furthermore, this microcontroller can be used with various communication protocols such as Ethernet, I2C, and SPI. These protocols exchange data between two or more microcontrollers and also with external devices such as sensors, displays, and motors. Ethernet provides a high-speed data exchange protocol over a Local Area Network, while I2C is used for exchanging communication between devices with limited resources. I2C is used for short distances and low power consumption data exchange. On the other hand, SPI is a bus-oriented protocol for inter-controller communication, which is designed for high-speed data exchange.In addition, this microcontroller also contains integrated security features. Security features can be implemented through the use of random number generate, secure memory and data encryption algorithms. Furthermore, this microcontroller supports DES (Data Encryption Standard) and TDEA (Triple Data Encryption Algorithm) which are used to protect data from potential attackers.In conclusion, the DF2238RTF13 is equipped with versatile functions, which allows the user to easily program various tasks and run the necessary application. With its versatile functions, the user can create complex applications and control hardware components such as motors, sensors, displays, and communication networks. Furthermore, the integrated safety features and communication protocols provided by this microcontroller add extra security and trustworthiness to the system, allowing user to develop reliable and secure solutions.

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