TMS320F243PGEA

16-bit microcontrollers and DSPs in compact LQFP packages

Manufacturer: ['rochester', 'ti']

series introduction

# Introduction to the TMS320F243PGEA Product Series

## 1. Overview
The TMS320F243PGEA belongs to Texas Instruments' TMS320F24x family of digital signal processors (DSPs). These processors are specifically designed to meet the demanding requirements of embedded control applications, offering a unique combination of high - performance signal processing capabilities and efficient control features.

## 2. Key Features

### 2.1 High - Performance CPU
- **Core Architecture**: The TMS320F243PGEA is based on a fixed - point DSP core. This core provides a high - speed execution environment, capable of performing complex arithmetic operations such as multiply - accumulate (MAC) operations in a single cycle. The MAC operation is fundamental in many signal processing algorithms, including filtering and Fourier transforms.
- **Instruction Set**: It has a rich instruction set that includes both arithmetic and logical instructions, as well as instructions optimized for control applications. This allows for efficient implementation of algorithms, reducing the overall code size and execution time.

### 2.2 Memory Configuration
- **On - Chip Memory**:
- **Program Memory**: The device is equipped with on - chip flash memory, which provides non - volatile storage for the program code. This is beneficial for embedded applications as it eliminates the need for external memory in many cases, reducing the overall system cost and board space.
- **Data Memory**: There is also on - chip random - access memory (RAM) available for data storage during program execution. The RAM allows for fast data access, which is crucial for real - time signal processing and control tasks.
- **Memory Addressing**: The TMS320F243PGEA supports a flexible memory addressing scheme, enabling efficient access to both program and data memory. This includes direct, indirect, and indexed addressing modes, which can be used to optimize the memory access patterns according to the specific application requirements.

### 2.3 Peripheral Modules

#### 2.3.1 Timer Modules
- **Multiple Timers**: The device features multiple timer modules, which can be used for a variety of purposes. For example, they can be used to generate accurate time delays, control the sampling rate in data acquisition systems, or generate pulse - width modulation (PWM) signals for motor control applications.
- **PWM Generation**: The timers are capable of generating high - resolution PWM signals. These signals are widely used in power electronics applications, such as motor drives and power supplies, to control the power delivered to the load.

#### 2.3.2 Analog - to - Digital Converter (ADC)
- **High - Speed Conversion**: The on - chip ADC provides high - speed analog - to - digital conversion capabilities. It can convert analog input signals into digital values with a high degree of accuracy, making it suitable for applications such as sensor data acquisition.
- **Multiple Channels**: The ADC has multiple input channels, allowing for simultaneous sampling of multiple analog signals. This is useful in applications where multiple sensors need to be monitored, such as in industrial control systems.

#### 2.3.3 Serial Communication Interfaces
- **SCI (Serial Communication Interface)**: The SCI module enables asynchronous serial communication, which is commonly used for communication with other devices such as microcontrollers, sensors, and displays. It supports standard baud rates and can be configured for full - duplex or half - duplex communication.
- **SPI (Serial Peripheral Interface)**: The SPI module provides a high - speed synchronous serial communication interface. It is often used for communication with external devices such as flash memories, ADCs, and DACs, allowing for fast data transfer between the DSP and these devices.

## 3. Applications

### 3.1 Motor Control
- **AC and

Images for reference

144-LQFP

144-LQFP

Datasheets

Partlist

TMS320F243PGEA