PIC16F627AT-I/SO

Product Overview

Category

The PIC16F627AT-I/SO belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and embedded systems for controlling and processing data.

Characteristics

• Low power consumption
• High-performance RISC CPU
• Wide operating voltage range
• Flash program memory
• EEPROM data memory
• I/O ports with programmable pull-up resistors
• Timers and counters
• Analog-to-digital converter (ADC)
• Serial communication interfaces

Package

The PIC16F627AT-I/SO is available in a small outline (SO) package, which allows for easy integration into compact designs.

Essence

The essence of the PIC16F627AT-I/SO lies in its ability to provide a cost-effective and efficient solution for controlling and managing various electronic systems.

Packaging/Quantity

This microcontroller is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Architecture: 8-bit
• Program Memory Size: 1.75 KB
• RAM Size: 128 bytes
• Number of I/O Pins: 16
• Operating Voltage Range: 2.0V to 5.5V
• Maximum CPU Speed: 20 MHz
• ADC Resolution: 8 bits
• Communication Interfaces: USART, SPI, I2C
• Timers: 3 x 8-bit, 1 x 16-bit
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PIC16F627AT-I/SO has a total of 18 pins, each serving a specific purpose. Here is the detailed pin configuration:

1. RA2/AN2/CVREF/VREF - Analog input, Comparator reference voltage, Voltage reference
2. RA3/AN3/VREF - Analog input, Voltage reference
3. RA4/T0CKI/C1OUT - Timer0 clock input, Comparator output
4. MCLR/VPP - Master Clear input, Programming voltage supply
5. RA0/AN0 - Analog input
6. RA1/AN1 - Analog input
7. OSC1/CLKIN - Oscillator input
8. OSC2/CLKOUT - Oscillator output
9. RC0/T1OSO/T1CKI - Timer1 oscillator output, Timer1 clock input
10. RC1/T1OSI/CCP2 - Timer1 oscillator input, CCP2 module
11. RC2/CCP1 - CCP1 module
12. RC3/SCK/SCL - Serial clock (SPI/I2C)
13. RC4/SDI/SDA - Serial data input (SPI/I2C)
14. RC5/SDO - Serial data output (SPI)
15. VSS - Ground
16. VDD - Power supply
17. RB0/INT - External interrupt input
18. RB1/DT/SDI - Data transmit (USART/SPI)

Functional Features

The PIC16F627AT-I/SO offers several functional features that enhance its usability and performance:

• Flash memory for program storage
• EEPROM memory for data storage
• I/O ports with programmable pull-up resistors for easy interfacing
• Timers and counters for precise timing operations
• Analog-to-digital converter for analog signal processing
• Serial communication interfaces (USART, SPI, I2C) for data exchange
• Low power consumption for energy-efficient applications

Advantages and Disadvantages

Advantages

• Cost-effective solution for embedded systems
• Wide operating voltage range allows for flexibility in power supply selection
• Flash program memory enables easy reprogramming of the microcontroller
• Low power consumption extends battery life in portable devices
• Versatile I/O ports and communication interfaces facilitate connectivity with external components

Disadvantages

• Limited program memory size may restrict the complexity of applications
• Limited RAM size may impose constraints on data storage and processing capabilities
• 8-bit architecture may not be suitable for computationally intensive tasks

Working Principles

The PIC16F627AT-I/SO operates based on the principles of a reduced instruction set computer (RISC) architecture. It executes instructions stored in its program memory, processes data using its central processing unit (CPU), and interacts with external devices through its I/O ports and communication interfaces. The microcontroller follows a sequential execution model, where each instruction is fetched, decoded, and executed in a step-by-step manner.

Detailed Application Field Plans

The PIC16F627AT-I/SO finds applications in various fields, including but not limited to:

1. Home automation systems
2. Industrial control systems
3. Automotive electronics