PIC18F2221-E/ML

Program Memory Type:	FLASH
Base Part Number:	PIC18F2221
Supplier Device Package:	28-QFN (6x6)
Package / Case:	28-VQFN Exposed Pad
Operating Temperature:	-40°C ~ 125°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 10x10b
Voltage - Supply (Vcc/Vdd):	4.2 V ~ 5.5 V
RAM Size:	512 x 8
EEPROM Size:	256 x 8
Series:	PIC® 18F
Program Memory Size:	4KB (2K x 16)
Number of I/O:	25
Peripherals:	Brown-out Detect/Reset, HLVD, POR, PWM, WDT
Connectivity:	I²C, SPI, UART/USART
Speed:	25MHz
Core Size:	8-Bit
Core Processor:	PIC
Part Status:	Active
Packaging:	Tube

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The PIC18F2221-E/ML is a popular microcontroller used in embedded applications. It is manufactured by Microchip Technology and is part of the PIC18F family of microcontrollers. This particular model features enhanced 8-bit CPU performance, 256 bytes of RAM, a 16-bit wide program memory, an 8-bit wide unified data memory, 15 interrupts sources, 16 I/O pins, and a wide range of analog functions. It is also capable of operating at speeds up to 20 MHz.The PIC18F2221-E/ML was designed for use in embedded systems, where it can be used to control various functions and devices. It can be used for a variety of tasks, ranging from simple monitoring to complex control. Examples of embedded applications for the PIC18F2221-E/ML include motor control, automation, thermostats, and data acquisition.To understand the functioning of the PIC18F2221-E/ML, it is important to consider its architecture. In this regard it consists of three major components: the microcontroller core, peripherals, and memory. The microcontroller core is a high-performance RISC processor that serves as the primary processor for the device. It is capable of executing instructions at speeds up to 20 MIPS (Million Instructions Per Second). The peripherals consist of an 8-bit timer, 16-bit timer, 12-bit analog-to-digital converter, pulse-width-modulator, and other specialized peripheral modules. Finally, the memory consists of internal RAM, flash memory, and EEPROM memory. The PIC18F2221-E/ML is programmed using the C programming language, which allows the programmer to write custom programs that are optimized for the device’s architecture. With this programming language, the programmer can easily customize the device’s behavior without making significant changes to the underlying hardware. This is a strength that makes the PIC18F2221-E/ML versatile and suitable for a wide range of embedded applications.The PIC18F2221-E/ML is powered by an internal voltage regulator, which ensures that it has a consistent supply of power. It also has a wide operating temperature range, which allows it to be used in extreme temperatures. In addition, the device has a special sleep feature which reduces its power consumption when it is idle. This helps the system consume less power when it is not in use. In summary, the PIC18F2221-E/ML is an excellent choice for embedded applications. It is a highly versatile and feature-rich microcontroller that can be used for a wide range of tasks. Its robust architecture, high performance, and wide operating temperature range make it an ideal choice for many different embedded systems.

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