Overview
The TMS320F280049PZQ is a powerful 32-bit floating-point microcontroller unit (MCU) from Texas Instruments, part of the C2000™ family. This MCU is designed to incorporate crucial control peripherals and advanced mathematical processing capabilities, making it ideal for high-performance applications in various industries, including automotive, industrial control, and medical devices. The device features a TMS320C28x 32-bit CPU operating at 100 MHz, along with an IEEE 754 single-precision Floating-Point Unit (FPU) and a Trigonometric Math Unit (TMU), which significantly enhance computational efficiency.
Key Specifications
| Feature | Specification |
|---|---|
| Processor | TMS320C28x 32-bit CPU, 100 MHz |
| Floating-Point Unit (FPU) | IEEE 754 single-precision |
| Trigonometric Math Unit (TMU) | Yes, with 3×-cycle to 4×-cycle improvement for common trigonometric functions |
| Viterbi/Complex Math Unit (VCU-I) | Yes |
| Programmable Control Law Accelerator (CLA) | Yes, 100 MHz, executes code independently of main CPU |
| Memory | 256KB (128KW) of flash (ECC-protected), 100KB (50KW) of RAM (ECC-protected or parity-protected) |
| Clock and System Control | Two internal zero-pin 10-MHz oscillators, on-chip crystal oscillator, external clock input |
| GPIO Pins | 40 individually programmable multiplexed General-Purpose Input/Output (GPIO) pins |
| Analog-to-Digital Converters (ADCs) | Three 3.45-MSPS, 12-bit ADCs, up to 21 external channels |
| Programmable Gain Amplifiers (PGAs) | Seven PGAs with programmable gain settings: 3, 6, 12, 24 |
| Communication Peripherals | One PMBus, one I2C, two CAN, two SPI, two SCI, one LIN, one FSI |
| Package Options | 100-pin LQFP (PZ) package |
Key Features
- Advanced Mathematical Processing: Includes FPU, TMU, and VCU-I for enhanced computational efficiency.
- Programmable Control Law Accelerator (CLA): Executes code independently of the main CPU at 100 MHz.
- Memory and Security: 256KB of ECC-protected flash and 100KB of ECC-protected or parity-protected RAM, with dual-zone security and a unique identification (UID) number.
- Clock and System Control: Features two internal zero-pin 10-MHz oscillators, an on-chip crystal oscillator, and external clock input, along with a windowed watchdog timer and missing clock detection circuitry.
- Analog System: Three 3.45-MSPS, 12-bit ADCs with up to 21 external channels, seven windowed comparators, and seven programmable gain amplifiers.
- Communication Peripherals: Includes PMBus, I2C, CAN, SPI, SCI, LIN, and FSI interfaces.
- Enhanced Control Peripherals: 16 ePWM channels with high-resolution capability, seven enhanced capture (eCAP) modules, and two enhanced quadrature encoder pulse (eQEP) modules.
- Low-Power Modes: Multiple low-power modes with external wakeup and embedded real-time analysis and diagnostic (ERAD) capabilities.
Applications
The TMS320F280049PZQ is versatile and can be applied in various high-performance applications, including:
- Automotive Systems: For advanced control and monitoring in vehicles, such as motor control, battery management, and safety systems.
- Industrial Control: In industrial automation, robotics, and power management systems where precise control and real-time processing are critical.
- Medical Devices: For medical equipment that requires high accuracy and real-time data processing, such as diagnostic devices and medical imaging systems.
- Renewable Energy Systems: In solar and wind power systems for efficient control and monitoring of energy generation and distribution.
Q & A
- What is the clock speed of the TMS320F280049PZQ MCU?
The TMS320F280049PZQ MCU operates at a clock speed of 100 MHz.
- What type of floating-point unit does the TMS320F280049PZQ have?
The MCU features an IEEE 754 single-precision Floating-Point Unit (FPU).
- How much flash and RAM does the TMS320F280049PZQ have?
The device has 256KB of ECC-protected flash and 100KB of ECC-protected or parity-protected RAM.
- What is the Programmable Control Law Accelerator (CLA) and its function?
The CLA executes code independently of the main CPU at 100 MHz, enhancing system performance by offloading control tasks.
- What are the key analog peripherals of the TMS320F280049PZQ?
The MCU includes three 3.45-MSPS, 12-bit ADCs, seven windowed comparators, and seven programmable gain amplifiers.
- What communication interfaces does the TMS320F280049PZQ support?
The device supports PMBus, I2C, CAN, SPI, SCI, LIN, and FSI interfaces.
- Does the TMS320F280049PZQ have low-power modes?
Yes, it supports multiple low-power modes with external wakeup capabilities.
- What is the purpose of the Enhanced Peripheral Interrupt Expansion (ePIE) module?
The ePIE module enhances interrupt handling capabilities, allowing for more flexible and efficient interrupt management.
- What is the significance of the Embedded Real-time Analysis and Diagnostic (ERAD) feature?
ERAD provides real-time analysis and diagnostic capabilities, which are crucial for debugging and optimizing system performance.
- In what package is the TMS320F280049PZQ available?
The MCU is available in a 100-pin LQFP (PZ) package.
