PIC16F819-I/ML

Product Overview

Category

The PIC16F819-I/ML belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic applications that require embedded control and processing capabilities.

Characteristics

• Low power consumption
• High-performance RISC CPU
• Wide operating voltage range
• Integrated peripherals for enhanced functionality
• Flash program memory for easy reprogramming
• Small form factor suitable for compact designs

Package

The PIC16F819-I/ML is available in a 28-pin QFN package.

Essence

The essence of the PIC16F819-I/ML lies in its ability to provide efficient and reliable control and processing capabilities in a compact form factor.

Packaging/Quantity

The PIC16F819-I/ML is typically packaged in reels, with each reel containing a specific quantity of microcontrollers.

Specifications

• CPU: 8-bit RISC
• Program Memory: 3.5 KB Flash
• Data Memory: 256 Bytes RAM
• Operating Voltage Range: 2.0V to 5.5V
• Maximum Speed: 20 MHz
• I/O Pins: 18
• Timers: 1 x 8-bit, 1 x 16-bit
• Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
• Communication Interfaces: USART, SPI, I2C

Detailed Pin Configuration

The PIC16F819-I/ML features a total of 28 pins, each serving a specific purpose. The detailed pin configuration is as follows:

1. RA0 - Analog Input / Digital I/O
2. RA1 - Analog Input / Digital I/O
3. RA2 - Analog Input / Digital I/O
4. RA3 - Analog Input / Digital I/O
5. RA4 - Analog Input / Digital I/O
6. RA5 - Analog Input / Digital I/O
7. VSS - Ground
8. OSC1/CLKIN - Oscillator Input
9. OSC2/CLKOUT - Oscillator Output
10. RC0 - Digital I/O
11. RC1 - Digital I/O
12. RC2 - Digital I/O
13. RC3 - Digital I/O
14. RC4 - Digital I/O
15. RC5 - Digital I/O
16. VDD - Power Supply
17. RB0/INT - Digital I/O / External Interrupt
18. RB1 - Digital I/O
19. RB2 - Digital I/O
20. RB3 - Digital I/O
21. RB4 - Digital I/O
22. RB5 - Digital I/O
23. RB6 - Digital I/O
24. RB7 - Digital I/O
25. RB8 - Digital I/O
26. RB9 - Digital I/O
27. RB10 - Digital I/O
28. RB11 - Digital I/O

Functional Features

The PIC16F819-I/ML offers several functional features that enhance its usability and versatility:

• High-performance RISC CPU for efficient processing
• Flash program memory for easy reprogramming
• Integrated peripherals such as timers, ADC, and communication interfaces
• Low power consumption for extended battery life
• Wide operating voltage range for flexibility in various applications

Advantages and Disadvantages

Advantages

• Compact form factor suitable for space-constrained designs
• Low power consumption extends battery life
• Integrated peripherals reduce external component count
• Flash program memory allows for easy updates and modifications

Disadvantages

• Limited program memory compared to higher-end microcontrollers
• Limited number of I/O pins may restrict the complexity of certain applications
• Lack of advanced features found in more specialized microcontrollers

Working Principles

The PIC16F819-I/ML operates based on the principles of a RISC (Reduced Instruction Set Computer) architecture. It executes instructions stored in its program memory, manipulating data stored in its data memory and interacting with external devices through its I/O pins and integrated peripherals.

Detailed Application Field Plans

The PIC16F819-I/ML finds applications in various fields, including but not limited to:

1. Home automation systems
2. Industrial control systems
3. Automotive electronics
4. Medical devices
5. Consumer electronics

In these applications, the microcontroller provides control and processing capabilities, enabling the desired functionality of the respective systems.

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionalities to the PIC16F819-I/ML. Some notable alternatives include:

1. PIC16F818-I/P
2. PIC16F870-I/SP
3. PIC16F877A-I/P
4. ATmega328P-PU
5. STM32F103C8T6

These alternative models provide comparable features