PIC16F819-I/SS

Product Overview

Category

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

Use

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

Characteristics

• Low power consumption
• High-performance RISC CPU
• Flash program memory
• EEPROM data memory
• I/O ports with individual direction control
• Timers and counters
• Analog-to-digital converter (ADC)
• Serial communication interfaces
• Watchdog timer
• Brown-out reset

Package

The PIC16F819-I/SS is available in a surface mount package, specifically the SSOP (Shrink Small Outline Package) variant.

Essence

The essence of the PIC16F819-I/SS lies in its ability to provide a compact and efficient solution for controlling and managing electronic systems.

Packaging/Quantity

This microcontroller is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• CPU Speed: 20 MHz
• Program Memory Size: 3.5 KB
• RAM Size: 256 bytes
• Data EEPROM Size: 128 bytes
• Number of I/O Pins: 18
• ADC Resolution: 10-bit
• Operating Voltage Range: 2.0V to 5.5V
• Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The PIC16F819-I/SS has a total of 18 pins, each serving a specific purpose. The pin configuration is as follows:

1. RA2/AN2/CIN+/CVREF/VREF
2. RA3/AN3/VREF-/COUT
3. RA4/T0CKI/C1OUT/RCV
4. MCLR/VPP
5. RA0/AN0/CIN-/ICSPDAT
6. RA1/AN1/ICSPCLK
7. VSS
8. OSC1/CLKI
9. OSC2/CLKO
10. RC0/T1OSO/T1CKI/CCP2
11. RC1/T1OSI/CCP2
12. RC2/CCP1
13. RC3/SCL/SDA
14. RC4/SDI/SDA
15. RC5/SDO
16. RC6/TX/CK
17. RC7/RX/DT
18. VDD

Functional Features

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

• High-performance RISC CPU for efficient processing
• Flash program memory for easy reprogramming
• EEPROM data memory for non-volatile storage
• I/O ports with individual direction control for flexible interfacing
• Timers and counters for precise timing operations
• Analog-to-digital converter (ADC) for analog signal acquisition
• Serial communication interfaces for data exchange
• Watchdog timer for system reliability
• Brown-out reset for power supply monitoring

Advantages and Disadvantages

Advantages

• Low power consumption extends battery life in portable applications.
• Compact size allows for integration into space-constrained designs.
• Wide operating voltage range enables compatibility with various power sources.
• Versatile I/O capabilities facilitate seamless interfacing with external devices.
• Extensive documentation and community support available.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• Relatively small RAM size may limit the amount of data that can be processed simultaneously.
• Lack of built-in peripherals, such as USB or Ethernet, may require additional components for certain applications.

Working Principles

The PIC16F819-I/SS operates based on the principles of a RISC (Reduced Instruction Set Computer) architecture. It executes instructions stored in its program memory, interacts with external devices through its I/O ports, and utilizes various peripherals to perform specific tasks. The microcontroller's working principles revolve around efficient data processing, control, and communication.

Detailed Application Field Plans

The PIC16F819-I/SS finds applications in a wide range of fields, including but not limited to:

1. Industrial automation
2. Consumer electronics
3. Automotive systems
4. Medical devices
5. Home appliances
6. Internet of Things (IoT) devices
7. Robotics
8. Security systems
9. Lighting control
10. Power management

Detailed and Complete Alternative Models

For those seeking alternative microcontrollers with similar capabilities, the following models can be considered:

1. PIC16F877A
2. PIC18F4520
3. ATmega328P
4. STM32F103C8T6
5. MSP430G2553

These alternatives offer varying specifications and features, allowing designers to choose the most suitable option for