PIC16F84A-04E/SO

Product Overview

Category

The PIC16F84A-04E/SO 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 architecture
• Flash-based program memory
• Wide operating voltage range
• Integrated peripherals for enhanced functionality

Package

The PIC16F84A-04E/SO is available in a small outline (SO) package, which allows for easy integration into compact electronic devices.

Essence

The essence of the PIC16F84A-04E/SO lies in its ability to provide efficient and reliable control and processing capabilities in a compact form factor.

Packaging/Quantity

The PIC16F84A-04E/SO is typically packaged in reels or tubes, with each containing a specific quantity of microcontrollers. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Microcontroller type: 8-bit
• Program memory size: 1K words
• Data memory size: 68 bytes
• Operating voltage range: 2.0V to 5.5V
• Maximum clock frequency: 20 MHz
• Number of I/O pins: 13
• Timers: 1 x 8-bit, 1 x 16-bit
• Analog-to-Digital Converter (ADC): 1 channel, 8-bit resolution

Detailed Pin Configuration

The PIC16F84A-04E/SO features a total of 18 pins, each serving a specific purpose. The pin configuration is as follows:

1. VDD - Power supply voltage
2. RA2/AN2/CVREF/VREF - Analog input/output pin
3. RA3/AN3/VREF - Analog input/output pin
4. RA4/T0CKI/C1OUT/RCV - Timer input/capture pin
5. MCLR/VPP - Master Clear input
6. RA0/AN0 - Analog input/output pin
7. RA1/AN1 - Analog input/output pin
8. OSC1/CLKIN - Oscillator input
9. OSC2/CLKOUT - Oscillator output
10. RC0/T1OSO/T1CKI/CCP1 - Timer/Counter1 output/Capture/Compare/PWM pin
11. RC1/T1OSI/CCP2 - Timer/Counter1 input/Capture/Compare/PWM pin
12. RC2/CCP1 - Capture/Compare/PWM pin
13. VSS - Ground
14. RB0/INT - External interrupt input
15. RB1 - General-purpose I/O pin
16. RB2 - General-purpose I/O pin
17. RB3 - General-purpose I/O pin
18. RB4/PGM - Programming voltage input

Functional Features

The PIC16F84A-04E/SO offers several functional features that enhance its capabilities:

• Flash-based program memory allows for easy reprogramming and flexibility.
• Integrated timers enable precise timing control in various applications.
• Analog-to-Digital Converter (ADC) facilitates the conversion of analog signals into digital data.
• General-purpose I/O pins provide versatility for interfacing with external devices.

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered applications.
• High-performance RISC architecture ensures efficient execution of instructions.
• Compact form factor enables integration into space-constrained designs.
• Wide operating voltage range enhances compatibility with different power sources.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• Limited data memory size may pose challenges for storing large amounts of data.
• Lack of advanced peripherals compared to more modern microcontrollers.

Working Principles

The PIC16F84A-04E/SO operates based on the principles of a RISC (Reduced Instruction Set Computer) architecture. It executes instructions stored in its program memory, manipulating data and controlling external devices through its I/O pins. The microcontroller's internal clock drives the execution of instructions, ensuring precise timing control.

Detailed Application Field Plans

The PIC16F84A-04E/SO finds applications in various fields, including but not limited to:

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

In these applications, the microcontroller provides control and processing capabilities, enabling the desired functionality and automation.

Detailed and Complete Alternative Models

While the PIC16F84A-04E/SO is a reliable microcontroller, there are alternative models available that offer similar or enhanced features. Some notable alternatives include:

1. PIC16F628A: Offers increased program memory