PIC16F1939T-I/PT

Product Overview

Category

The PIC16F1939T-I/PT 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

• High-performance 8-bit RISC architecture
• Wide operating voltage range: 2.3V to 5.5V
• Flash program memory with self-read/write capability
• EEPROM data memory
• Enhanced Capture/Compare/PWM (ECCP) module
• Analog-to-Digital Converter (ADC)
• Serial communication modules (USART, SPI, I2C)
• Timers and counters
• Low-power consumption
• Small form factor

Package

The PIC16F1939T-I/PT is available in a TQFP package, which stands for Thin Quad Flat Pack. This package provides a compact and surface-mountable solution for integrating the microcontroller into electronic circuits.

Essence

The essence of the PIC16F1939T-I/PT lies in its ability to provide efficient control and processing capabilities in a small and versatile package.

Packaging/Quantity

The PIC16F1939T-I/PT is typically packaged in reels or tubes, containing a specific quantity of microcontrollers per package. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

• CPU Speed: Up to 32 MHz
• Program Memory Size: 28 KB
• RAM Size: 2 KB
• Number of I/O Pins: 34
• ADC Resolution: 10-bit
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 2.3V to 5.5V
• Package Type: TQFP

Detailed Pin Configuration

The PIC16F1939T-I/PT microcontroller has a total of 34 I/O pins, each serving a specific purpose. The pin configuration is as follows:

(Pin Number) - (Pin Name) 1 - RA0 2 - RA1 3 - RA2 4 - RA3 5 - RA4 6 - RA5 7 - RE0 8 - RE1 9 - RE2 10 - VSS 11 - VDD 12 - OSC1/CLKI 13 - OSC2/CLKO 14 - RC0 15 - RC1 16 - RC2 17 - RC3 18 - RC4 19 - RC5 20 - RC6 21 - RC7 22 - RD0 23 - RD1 24 - RD2 25 - RD3 26 - RD4 27 - RD5 28 - RD6 29 - RD7 30 - VUSB 31 - RB4 32 - RB5 33 - RB6 34 - RB7

Functional Features

The PIC16F1939T-I/PT offers several functional features that enhance its usability and performance in various applications:

1. Enhanced Capture/Compare/PWM (ECCP) module: Allows precise control of PWM signals and generation of complex waveforms.
2. Analog-to-Digital Converter (ADC): Enables the conversion of analog signals into digital values for processing.
3. Serial communication modules: Supports USART, SPI, and I2C protocols for seamless data exchange with other devices.
4. Timers and counters: Facilitates accurate timing and event counting operations.
5. Flash program memory: Provides self-read/write capability, allowing for easy firmware updates.
6. Low-power consumption: Optimized power management ensures efficient operation and extended battery life.

Advantages and Disadvantages

Advantages

• High-performance RISC architecture for efficient processing.
• Wide operating voltage range allows compatibility with various power sources.
• Versatile serial communication modules enable seamless integration with other devices.
• Compact form factor and surface-mountable package for easy integration into electronic circuits.
• Low-power consumption ensures energy efficiency.

Disadvantages

• Limited program memory size compared to some other microcontrollers.
• Limited RAM size may restrict the complexity of applications that can be implemented.
• Lack of built-in peripherals for specific applications may require additional external components.

Working Principles

The PIC16F1939T-I/PT operates based on the principles of a typical microcontroller. It executes instructions stored in its program memory, interacts with input/output devices, performs calculations, and controls various functions based on the programmed logic.

The microcontroller's central processing unit (CPU) fetches instructions from the program memory, decodes them, and executes the corresponding operations. Input/output pins allow communication with external devices, while internal modules such as timers, ADC, and ECCP facilitate specific functionalities.

Detailed Application Field Plans

The PIC16F1939T-I/PT finds application in various fields, including but not