PIC12F1822-E/SN

Program Memory Type:	FLASH
Base Part Number:	PIC12F1822
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Operating Temperature:	-40°C ~ 125°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 4x10b, D/A 1x5b
Voltage - Supply (Vcc/Vdd):	1.8 V ~ 5.5 V
RAM Size:	128 x 8
EEPROM Size:	256 x 8
Series:	PIC® XLP™ 12F
Program Memory Size:	3.5KB (2K x 14)
Number of I/O:	6
Peripherals:	Brown-out Detect/Reset, POR, PWM, WDT
Connectivity:	I²C, LINbus, SPI, UART/USART
Speed:	32MHz
Core Size:	8-Bit
Core Processor:	PIC
Part Status:	Active
Packaging:	Tube

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Background Introduction of PIC12F1822-E/SN

The PIC12F1822-E/SN is a low-power, high-performance 8-bit microcontroller which is optimized to fit a wide range of applications. It is part of the enhanced mid-range core 8-bit PIC12 microcontroller family of devices, which provides a wide operating temperature range, a variety of packaging options and on-chip features.The PIC12F1822-E/SN features an improved CPU core and advanced peripherals, making it suitable for a wide variety of applications. It has an enhanced mTouch capacitive sensing component, a 10-bit ADC, 8-channel 8-bit PWM, 5-channel 8-bit CCP/SCCP, and several communication peripherals, including MSSP/I2C and USART. The PIC12F1822-E/SN has an operating temperature range of -40°C to +85°C and is available in a variety of packaging options including the 8-pin PDIP, SOIC, and TSSOP. It is also available in a 5-pin SOT-23 and 5-pin MicroChip MLF.

Application Field

The PIC12F1822-E/SN is an excellent choice for a wide range of embedded applications. Due to its enhanced CPU core and advanced peripherals, the PIC12F1822-E/SN can be used in a variety of applications, such as remote monitoring and control, home appliance control, wireless sensor networks, and energy metering. The device is also well-suited for a number of industrial applications, including motor control, lighting control, medical equipment, and automotive applications.The PIC12F1822-E/SN\'s integrated mTouch capacitive sensing component allows for intuitive user interfaces. Its 8-channel 8-bit PWM and 5-channel 8-bit CCP/SCCP allow for the control of LEDs and other devices. Its 10-bit ADC provides a high-resolution input for applications such as temperature sensing. And its USART and I2C interfaces enable simple communication with other devices.

Working Principle

The PIC12F1822-E/SN is an 8-bit microcontroller with an enhanced mid-range core. It uses the Harvard architecture and is based on the 12-bit instruction set. The CPU contains four functional units: the logic cell array (LCA), arithmetic logic unit (ALU), program memory (PM), and data memory (DM). The LCA is a 4-bit array made up of 16 combinational logic cells, which can be used to compute logical operations and to perform basic arithmetic operations. The ALU can compute Add, Subtract, Shift and logic instructions. The PM is divided into two parts: the program memory and data memory. The PM stores the program instructions, while the DM stores variable values. The DM consists of two parts: the data RAM and data EEPROM. The data RAM stores temporarily values, while the data EEPROM is used to store data that needs to be retained even after power failure. The PIC12F1822-E/SN also has a number of on-chip peripherals, such as the mTouch capacitive sensing component, 8-channel 8-bit PWM, 5-channel 8-bit CCP/SCCP, 10-bit ADC, USART and I2C interfaces. These peripherals enable the PIC12F1822-E/SN to be used in applications that require sensing, control and communication. In order to communicate with other devices, the PIC12F1822-E/SN has an enhanced USART and I2C module. The USART allows for full-duplex communication using asynchronous protocols and it supports both 8-bit and 10-bit data. The I2C module provides a two-wire bus interface to connect a number of peripheral devices. It supports both master and slave functions, as well as multi-master communication. The PIC12F1822-E/SN also has an enhanced mTouch capacitive sensing component, which allows for the implementation of intuitive user interfaces. This component uses capacitive sensing technology to detect the presence of a human finger and interpret gestures. It has a number of built-in sensors which can be used to interpret gestures, such as taps, swipes, and rotations. The PIC12F1822-E/SN is a versatile and powerful 8-bit microcontroller with advanced features and peripheral devices. It is suitable for a wide range of embedded applications, such as remote monitoring and control, home appliance control, wireless sensor networks, and energy metering. The integrated peripherals, such as the mTouch capacitive sensing component, 8-channel 8-bit PWM, 5-channel 8-bit CCP/SCCP, 10-bit ADC, and USART/I2C modules make the PIC12F1822-E/SN an excellent choice for a variety of applications.

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