PIC16F1938-E/SO

Product Overview

The PIC16F1938-E/SO is a microcontroller belonging to the PIC16F series by Microchip Technology. This microcontroller is widely used in various electronic applications due to its versatile features and capabilities.

Basic Information

• Category: Microcontroller
• Use: Embedded control applications, automation, and industrial control systems
• Characteristics: Low power consumption, high performance, and versatile peripherals
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The PIC16F1938-E/SO is designed to provide efficient and reliable control for embedded systems.
• Packaging/Quantity: Available in tape and reel packaging with varying quantities.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 32 MHz
• Program Memory Size: 28 KB
• RAM Size: 1.125 KB
• Digital I/O Pins: 25
• Analog Input Pins: 12
• Communication Interfaces: SPI, I2C, UART
• Operating Voltage Range: 2.3V to 5.5V
• Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The PIC16F1938-E/SO features a comprehensive pin configuration that includes digital I/O pins, analog input pins, communication interfaces, and power supply pins. The detailed pinout diagram can be found in the official datasheet provided by Microchip Technology.

Functional Features

• Versatile Peripherals: The microcontroller offers a wide range of integrated peripherals including timers, PWM modules, and analog-to-digital converters, enabling flexible system design.
• Low Power Consumption: With its low-power operating modes, the PIC16F1938-E/SO is suitable for battery-powered applications and energy-efficient designs.
• Enhanced Communication: The built-in communication interfaces facilitate seamless connectivity with external devices and sensors.

Advantages and Disadvantages

Advantages

• High-performance 8-bit CPU
• Rich set of integrated peripherals
• Wide operating voltage range
• Low power consumption

Disadvantages

• Limited program memory size compared to higher-end microcontrollers
• Limited RAM size for complex applications

Working Principles

The PIC16F1938-E/SO operates based on the Harvard architecture, featuring separate program and data memory spaces. It executes instructions fetched from program memory and interacts with external components through its I/O pins and communication interfaces.

Detailed Application Field Plans

The PIC16F1938-E/SO is well-suited for a variety of applications including: - Industrial automation systems - Home automation and control - Sensor interfacing and data acquisition - Consumer electronics - Automotive control systems

Detailed and Complete Alternative Models

For applications requiring different specifications or additional features, alternative models within the PIC16F series include: - PIC16F1939 - PIC16F1946 - PIC16F1947 - PIC16F1948

In conclusion, the PIC16F1938-E/SO microcontroller offers a balance of performance, versatility, and power efficiency, making it an ideal choice for a wide range of embedded control applications.

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