PIC16C54CT-04/SO
8-bit microcontrollers in SOIC18 package for embedded systems
Manufacturer： microchip
series introduction
# Introduction to the PIC16C54CT - 04/SO Product Series
## 1. Overview
The PIC16C54CT - 04/SO is part of Microchip Technology's renowned PIC microcontroller product line. Microcontrollers in this series are designed to offer a cost - effective, yet powerful solution for a wide range of embedded applications. The PIC16C54CT - 04/SO combines a compact form factor with essential features, making it suitable for projects where space and budget are key considerations.
## 2. Package and Physical Characteristics
### Package Type
The "SO" in the part number indicates that the PIC16C54CT - 04 comes in a Small Outline (SO) package. This surface - mount package is popular in modern electronics due to its relatively small footprint. It allows for efficient use of printed circuit board (PCB) space, which is crucial in applications such as portable devices, small - scale consumer electronics, and embedded systems where miniaturization is a priority.
### Dimensions and Pinout
The SO package has a well - defined pinout that provides access to various functions of the microcontroller. It typically has a specific number of pins arranged in a standard configuration, which simplifies the PCB design process. Designers can easily find reference materials and footprints for the SO package, enabling quick integration into their projects.
## 3. Core Features
### CPU Architecture
The PIC16C54CT - 04 is based on the PIC16 architecture, which is known for its simplicity and efficiency. The central processing unit (CPU) has a Harvard architecture, which separates the program memory and data memory. This allows for simultaneous access to instructions and data, resulting in faster execution times compared to some other architectures.
### Instruction Set
It features a reduced instruction set computer (RISC) instruction set. The RISC design philosophy simplifies the instruction set, making it easier to learn and program. With a relatively small number of instructions, the microcontroller can execute tasks quickly and with low power consumption. This is beneficial for battery - powered applications where energy efficiency is crucial.
### Memory
- **Program Memory**: The PIC16C54CT - 04 has a certain amount of on - chip program memory. This memory stores the user - written code that the microcontroller executes. The size of the program memory determines the complexity of the applications that can be implemented. It allows for the storage of firmware that can control various functions, from simple input - output operations to more complex algorithms.
- **Data Memory**: There is also a dedicated data memory area. This memory is used to store variables, intermediate results, and other data during the execution of the program. The data memory is organized in a way that provides fast access, enabling efficient data manipulation.
## 4. Input/Output (I/O) Capabilities
### General - Purpose I/O Pins
The microcontroller is equipped with a set of general - purpose input/output (GPIO) pins. These pins can be configured as either inputs or outputs, allowing the PIC16C54CT - 04 to interface with a variety of external devices. For example, as inputs, they can be used to read sensor data such as temperature, light, or switch states. As outputs, they can control actuators like LEDs, relays, or small motors.
### I/O Configuration and Control
The I/O pins can be easily configured through software. The microcontroller provides registers that allow the user to set the direction (input or output) and other characteristics of each pin. This flexibility enables designers to customize the I/O behavior according to the specific requirements of their applications.
## 5. Peripheral Features
### Timer/Counter
The PIC16C54CT - 04 includes a timer/counter module.
Images for reference
18-SOIC
18-SOIC,DW
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