Overview
The TMS320F280049PMS is a powerful 32-bit floating-point microcontroller unit (MCU) from Texas Instruments, part of the C2000™ Piccolo™ family. This MCU is designed to optimize processing, sensing, and actuation for real-time control applications. It features a 100-MHz C28x 32-bit RISC processor with an integrated floating-point unit (FPU), a Trigonometric Math Unit (TMU), and a Viterbi/Complex Math Unit (VCU-I). The device also includes a Programmable Control Law Accelerator (CLA) that executes code independently of the main CPU, enhancing overall system performance.
Key Specifications
| Specification | Details |
|---|---|
| Processor | 100-MHz C28x 32-bit RISC processor |
| Floating-Point Unit (FPU) | IEEE 754 single-precision FPU |
| Trigonometric Math Unit (TMU) | Supports fast trigonometric operations |
| Programmable Control Law Accelerator (CLA) | Independent 32-bit floating-point math accelerator |
| Memory | 256KB (128KW) of flash memory, 100KB (50KW) of SRAM |
| Package | 64-pin LQFP (PM) |
| Operating Temperature Range | -40°C to 125°C |
| Analog-to-Digital Converters (ADCs) | Three 3.45-MSPS, 12-bit ADCs with up to 21 external channels |
| Programmable Gain Amplifiers (PGAs) | Seven PGAs with programmable gain settings: 3, 6, 12, 24 |
| Enhanced Pulse Width Modulation (ePWM) Channels | 16 ePWM channels with high-resolution capability (150-ps resolution) |
| Communication Peripherals | PMBus, I2C, CAN, SPI, SCI, LIN, FSI |
Key Features
- High-Performance CPU: 100-MHz C28x 32-bit RISC processor with integrated FPU and TMU.
- Programmable Control Law Accelerator (CLA): Executes code independently of the main CPU, enhancing system performance.
- Analog System: Three 3.45-MSPS, 12-bit ADCs, seven PGAs, and seven windowed comparators (CMPSS) with 12-bit reference DACs.
- Enhanced Control Peripherals: 16 ePWM channels with high-resolution capability, seven Enhanced Capture (eCAP) modules, and two Enhanced Quadrature Encoder Pulse (eQEP) modules.
- Communication Peripherals: PMBus, I2C, CAN, SPI, SCI, LIN, and FSI interfaces.
- Low-Power Modes: Multiple low-power modes (LPM) with external wakeup and Embedded Real-Time Analysis and Diagnostic (ERAD) module.
- Security and Memory: Dual-zone security, flash ECC, SRAM ECC/parity, and unique identification (UID) number.
Applications
- Motor Control: Ideal for industrial motor drives and home appliances.
- Industrial Automation: Suitable for real-time control in industrial automation systems.
- Solar Inverters and Digital Power: Used in solar inverters and digital power applications.
- Electrical Vehicles and Transportation: Applicable in electrical vehicles and transportation systems.
- Sensing and Signal Processing: Utilized in sensing and signal processing applications.
Q & A
- What is the processor speed of the TMS320F280049PMS MCU?
The processor speed is 100 MHz.
- What type of memory does the TMS320F280049PMS MCU have?
The MCU has 256KB of flash memory and 100KB of SRAM.
- What is the operating temperature range of the TMS320F280049PMS MCU?
The operating temperature range is -40°C to 125°C.
- How many ADCs does the TMS320F280049PMS MCU have?
The MCU has three 3.45-MSPS, 12-bit ADCs.
- What communication interfaces are available on the TMS320F280049PMS MCU?
The MCU supports PMBus, I2C, CAN, SPI, SCI, LIN, and FSI interfaces.
- Does the TMS320F280049PMS MCU support low-power modes?
Yes, it supports multiple low-power modes (LPM) with external wakeup.
- What is the role of the Programmable Control Law Accelerator (CLA) in the TMS320F280049PMS MCU?
The CLA executes code independently of the main CPU, enhancing system performance.
- Is the TMS320F280049PMS MCU suitable for functional safety applications?
Yes, it is developed for functional safety applications and supports ISO 26262 and IEC 61508 system design.
- What is the package type of the TMS320F280049PMS MCU?
The MCU comes in a 64-pin LQFP (PM) package.
- Does the TMS320F280049PMS MCU have any security features?
Yes, it supports dual-zone security, flash ECC, and SRAM ECC/parity.
