PIC18LF43K22-E/ML

Program Memory Type:	FLASH
Base Part Number:	PIC18F43K22
Supplier Device Package:	44-QFN (8x8)
Package / Case:	44-VQFN Exposed Pad
Operating Temperature:	-40°C ~ 125°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 30x10b
Voltage - Supply (Vcc/Vdd):	1.8 V ~ 3.6 V
RAM Size:	512 x 8
EEPROM Size:	256 x 8
Series:	PIC® XLP™ 18K
Program Memory Size:	8KB (4K x 16)
Number of I/O:	35
Peripherals:	Brown-out Detect/Reset, HLVD, POR, PWM, WDT
Connectivity:	I²C, SPI, UART/USART
Speed:	48MHz
Core Size:	8-Bit
Core Processor:	PIC
Part Status:	Active
Packaging:	Tube

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Introduction

The PIC18LF43K22-E/ML, also known as Microchip’s PIC18LF family of microcontrollers, are powerful and energy-efficient 8-bit microcontrollers that are suited for a wide range of applications and industries. They offer support for a variety of peripherals, such as program memories, timer/counters, analog-to-digital converters, inter-IC communications, and direct memory access, making them a great choice for both hobbyists and professionals alike. The PIC18LF43K22-E/ML also feature an extended power range of up to 3.3V, which makes them ideal for battery-powered applications as well.

Application Fields

The PIC18LF43K22-E/ML are well-suited for a variety of industries, including consumer electronics, industrial automation, instrumentation, and transportation. As part of its wide range of features and peripherals, the PIC18LF family has several important features that make it especially appropriate for these applications. Because of their extended power range and low-power consumption, the PIC18LF are well-suited for powering consumer electronics such as home alarm systems, portable hand-held devices, and other point of sale systems. Within the industrial automation realm, they are ideal for motor control, process control, and other industrial systems. In instrumentation, the PIC18LF serve well in environmental control, medical device networks, and test and measurement systems. Finally, for transportation-related applications, the PIC18LF family is perfect for car engine controls, Aerospace systems, and numerous other types of automotive controllers.

Working Principles

As a family of microcontrollers, the PIC18LF are based on what is generally referred to as the Harvard architecture. This is a computer architecture that essentially separates the program and data memory, while also providing multi-tasking capability. The advantage of this approach is that it provides faster run times and easier debugging capabilities. At the heart of the PIC18LF43K22-E/ML, is the PIC18LF core, which includes instructions and execution units. This provides instructions for a variety of control register and operations. The program memory is typically a Flash or EEPROM-based ROM, which provides enough program storage for many different types of applications. Data memory is also important, and can contain SRAM, EEPROM, or a number of other types of memories, depending on the application. The PIC18LF also feature a number of on-chip peripherals. These include communications peripherals, programmable logic controllers, timers, counters, and other features that can extend the capabilities of the device. Depending on the application, these peripherals can be customized in a variety of ways to provide flexible, low-power operation for many different types of embedded applications.

Conclusion

The PIC18LF43K22-E/ML is a great choice for a wide variety of embedded applications. With a extended power range and low-power consumption, they are ideal for battery-powered devices. They also provide support for a number of important peripherals, making them a great choice for hobbyists and professionals alike. With the Harvard architecture providing fast operations and easier debugging, the PIC18LF family is a great choice to serve the needs of many different types of industries and applications.

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