Overview
The TMS320F28054FPNS is a high-performance, 32-bit real-time microcontroller from Texas Instruments, part of the TMS320F2805x series. This microcontroller is designed for demanding control applications, particularly in the fields of motor control, power conversion, and industrial automation. It features a high-efficiency CPU, advanced peripherals, and robust security features, making it an ideal choice for applications requiring precise control and high reliability.
Key Specifications
| Specification | Value |
|---|---|
| CPU Type | 32-bit TMS320C28x |
| Clock Speed | 60 MHz (16.67-ns cycle time) |
| Instruction Set | 16 × 16 and 32 × 32 Multiply and Accumulate (MAC) operations |
| Program Memory | 128KB (64K x 16) FLASH |
| RAM Size | 8K x 16 |
| Package Type | 80-pin PN Low-Profile Quad Flatpack (LQFP) |
| Supply Voltage | 3.3 V |
| Temperature Range | -40°C to 125°C (AEC Q100 qualification for automotive applications) |
| Analog-to-Digital Converter (ADC) | 12-bit, 16 channels, 3.75 MSPS |
| Programmable Gain Amplifiers (PGAs) | Up to 4, with gain options of 3, 6, or 11 |
| Comparators | Up to 7 with internal references |
| Digital Filters | Up to 4 |
| ePWM Channels | 14 |
| eCAP Inputs | 1 |
| eQEP Modules | 1 |
| Watchdog Timer | Yes |
| I/O Pins | 42 (shared GPIO) |
Key Features
- High-Efficiency CPU: 32-bit TMS320C28x CPU with 60 MHz clock speed and 16.67-ns cycle time.
- Programmable Control Law Accelerator (CLA): 32-bit floating-point math accelerator that executes code independently of the main CPU.
- Dual-Zone Security Module: Provides secure memory zones for on-chip flash, SARAM, OTP, and secure ROM blocks.
- Analog Peripherals: Includes a 12-bit ADC, up to seven comparators, up to four PGAs, and up to four digital filters.
- Advanced Debug Features: Real-time debug through hardware, analysis, and breakpoint functions.
- Clocking and Timing: Two internal zero-pin oscillators, on-chip crystal oscillator, and external clock input.
- Low Power and Single Supply: Single 3.3-V supply with no power sequencing requirement and integrated power-on reset and brownout reset.
Applications
- Air Conditioner Outdoor Unit Control: Suitable for controlling outdoor units in air conditioning systems.
- Door Operator Drive Control: Used in door operator systems for precise control and reliability.
- Inverter & Motor Control: Ideal for inverter and motor control applications due to its advanced ePWM and eQEP modules.
- AC Drive Control Module: Utilized in AC drive control modules for industrial automation.
- BLDC Motor Drive: Supports both AC-input and DC-input BLDC motor drives.
Q & A
- What is the clock speed of the TMS320F28054FPNS microcontroller?
The clock speed is 60 MHz with a cycle time of 16.67 ns.
- What type of memory does the TMS320F28054FPNS have?
The microcontroller has 128KB of FLASH program memory and 8K x 16 of RAM.
- What is the supply voltage for the TMS320F28054FPNS?
The supply voltage is 3.3 V.
- What is the temperature range for the TMS320F28054FPNS?
The temperature range is -40°C to 125°C, with AEC Q100 qualification for automotive applications.
- Does the TMS320F28054FPNS have a Programmable Control Law Accelerator (CLA)?
No, the CLA is not available on the TMS320F28054FPNS model.
- How many ePWM channels does the TMS320F28054FPNS have?
The microcontroller has 14 ePWM channels.
- What is the resolution of the ADC on the TMS320F28054FPNS?
The ADC is 12-bit with 16 channels and a conversion rate of 3.75 MSPS.
- Does the TMS320F28054FPNS support external clock inputs?
Yes, it supports external clock inputs along with internal zero-pin oscillators and an on-chip crystal oscillator.
- What is the package type of the TMS320F28054FPNS?
The package type is an 80-pin PN Low-Profile Quad Flatpack (LQFP).
- Does the TMS320F28054FPNS have advanced debug features?
Yes, it includes real-time debug through hardware, analysis, and breakpoint functions.
