PIC18F4458-I/P

Program Memory Type:	FLASH
Base Part Number:	PIC18F4458
Supplier Device Package:	40-PDIP
Package / Case:	40-DIP (0.600", 15.24mm)
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 13x12b
Voltage - Supply (Vcc/Vdd):	4.2 V ~ 5.5 V
RAM Size:	2K x 8
EEPROM Size:	256 x 8
Series:	PIC® 18F
Program Memory Size:	24KB (12K x 16)
Number of I/O:	35
Peripherals:	Brown-out Detect/Reset, HLVD, POR, PWM, WDT
Connectivity:	I²C, SPI, UART/USART, USB
Speed:	48MHz
Core Size:	8-Bit
Core Processor:	PIC
Part Status:	Active
Packaging:	Tube

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Introduction to PIC18F4458-I/P

The PIC18F4458-I/P Microcontroller is one of the most popular microcontrollers available. This microcontroller is a powerful option for embedded systems, providing robust capabilities for advanced applications. It offers an optimal blend of features and performance, combining advanced peripherals, serial communications, low-power operation, and expandability. The PIC18F4458-I/P has been designed to offer superior performance and flexibility in a wide range of applications while providing a cost-effective and reliable solution.

Application Fields

The PIC18F4458-I/P Microcontroller can be used in a variety of applications, such as embedded systems, real-time control and automation, wireless sensing and control, automotive, medical, industrial, and consumer electronics. It provides an ideal platform for the development of embedded products, allowing manufacturers to bring their products to the market quickly and cost-effectively.In addition to the broad range of applications, the PIC18F4458-I/P Microcontroller offers a wide range of features and peripherals for enhanced performance. These features include an onboard 16-bit processor, up to 16 Kbytes of Flash program memory, 256 bytes of RAM, up to four 8-bit I/O ports, and six 8-bit timers with Capture/ compare/PWM capabilities. The PIC18F4458-I/P also offers a wide range of communication devices, including SPI, UART, I2C, and LIN.

Working Principle

The PIC18F4458-I/P works on the principle of embedded computing. This means that it is designed to perform specific tasks at specific times, acting as a miniature computer built into a hardware device. The microcontroller makes use of its built-in Flash memory and RAM to store and execute program instructions, respond to inputs, control outputs, and perform many other tasks.The PIC18F4458-I/P\'s program memory consists of a collection of instruction words that make up the program. In addition, it also includes registers and data space for storing user-defined data. The data space can be used for current variables and constants, as well as for buffering data during input/output operations.The PIC18F4458-I/P makes use of the interrupts to manage a wide range of events and tasks. Interrupts are signals that the microcontroller receives that tells it to stop the current operation and execute a specific instruction. They can be generated by an external source, such as a timer or other device, or internally, by the microcontroller itself.The PIC18F4458-I/P also makes use of I/O to interact with external devices. Inputs can include analog signals, as well as digital bi-directional signals. Outputs can include digital bi-directional signals and other outputs, such as PWM outputs for motor control.

Conclusion

The PIC18F4458-I/P Microcontroller is a powerful and versatile option for embedded applications. Its features and peripherals make it an ideal platform for a wide range of applications. Its Flash program memory, RAM, interrupts, and I/O give it the capability to respond to external events, control outputs, and perform other complex tasks. Its low power consumption and cost effectiveness make it one of the most popular microcontrollers available.

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