EFM8UB30F40G-A-QFN20

Program Memory Size:	40KB (40K x 8)
Supplier Device Package:	20-QFN (3x3)
Package / Case:	20-WFQFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 12x12b
Voltage - Supply (Vcc/Vdd):	1.71 V ~ 5.5 V
RAM Size:	3.25K x 8
EEPROM Size:	--
Program Memory Type:	FLASH
Series:	Universal Bee
Number of I/O:	13
Peripherals:	Brown-out Detect/Reset, POR, PWM, WDT
Connectivity:	I²C, SMBus, SPI, UART/USART, USB
Speed:	48MHz
Core Size:	8-Bit
Core Processor:	CIP-51 8051
Part Status:	Active
Packaging:	Tube

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.IntroductionThe EFM8UB30F40G-A-QFN20 is a microcontroller from Silicon Laboratories, intended to be used in a range of embedded applications. It utilizes a powerful 8051 processor architecture, combined with up to 32K of Flash program memory and up to 4K of RAM. This enables it to perform complex tasks quickly, accurately and reliably. The device also provides a range of integrated peripherals, including an 8-bit Timer/Counter, UART, SPI/I2C, Watchdog Timer and Pulse Width Modulator. In addition, the device also supports 32-bit CPU core and 16-bit Xdata memory space.ApplicationsThe EFM8UB30F40G-A-QFN20 microcontroller is designed to be used in a variety of embedded applications, including automotive and industrial, consumer and medical applications. In automotive applications, the EFM8UB30F40G-A-QFN20 can be used for in-vehicle digital audio and navigational systems, or as part of safety and convenience systems. It can also be used in industrial applications to control robotic assembly lines and provide an interface for process control and automation. In consumer applications, the EFM8UB30F40G-A-QFN20 can control a range of consumer electronics, providing a user-friendly interface to consumer products. In medical applications, the device can be used to control medical diagnostic and monitoring equipment, as well as drug delivery systems.FeaturesThe EFM8UB30F40G-A-QFN20 microcontroller has a range of features which make it suitable for a variety of applications. It has an 8051 processor core, 32K of Flash program memory and 4K of RAM, as well as a range of integrated peripherals. These include an 8-bit Timer/Counter, UART, SPI/I2C, Watchdog Timer, I/O ports, LCD controller and Pulse Width Modulator. The device also has a wide range of memory protection features, to help protect the program code and data from accidental overwrite or corruption. In addition, it has multiple clock sources and a low-power sleep mode, allowing it to operate at low power while being able to operate at high speed.Working principleThe EFM8UB30F40G-A-QFN20 microcontroller utilises a Harvard architectures, with separate program and data memory spaces. The application code is stored in the Flash program memory and then programmed into the device using the programming interface. Once programmed, the 8051 core will begin executing the instructions from the code, enabling the controller to carry out a range of tasks, depending on the application. The EFM8UB30F40G-A-QFN20 also has a range of integrated peripherals, which can be used for carrying out specific tasks, such as communicating with external devices or controlling individual I/O pins. The timer/counter peripherals can also be used to generate interrupts at predetermined intervals, allowing the controller to carry out scheduled tasks. ConclusionThe EFM8UB30F40G-A-QFN20 microcontroller is a highly versatile device, designed to be used in a range of embedded applications. It has a powerful 8051 processor, up to 32K of Flash program memory and up to 4K of RAM, as well as a range of integrated peripherals. It is suitable for automotive, industrial, consumer and medical applications and can be used to control a range of types of equipment. The efficient Harvard architecture ensures that the device can perform tasks quickly, accurately and reliably.

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