Overview
The TMS320F280049PZSR is a powerful 32-bit floating-point microcontroller unit (MCU) from Texas Instruments, part of the C2000™ family. This MCU is designed to provide high-performance control and processing capabilities, making it suitable for a wide range of industrial and automotive applications. It 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) for enhanced mathematical computations. The device also includes a Programmable Control Law Accelerator (CLA) that executes code independently of the main CPU, further optimizing system performance.
Key Specifications
| Feature | Specification |
|---|---|
| Processor | TMS320C28x 32-bit CPU, 100 MHz |
| Floating-Point Unit (FPU) | IEEE 754 single-precision |
| Trigonometric Math Unit (TMU) | Yes |
| Control Law Accelerator (CLA) | 100 MHz, IEEE 754 single-precision floating-point instructions |
| Memory | 256KB (128KW) of flash, 100KB (50KW) of RAM |
| Clock and System Control | Two internal zero-pin 10-MHz oscillators, on-chip crystal oscillator, external clock input |
| Power Supply | 1.2-V core, 3.3-V I/O |
| Package Options | 100-pin Low-profile Quad Flatpack (LQFP) |
| Temperature Range | –40°C to 125°C junction, –40°C to 125°C free-air (AEC Q100 qualification for automotive applications) |
| Analog-to-Digital Converters (ADCs) | Three 3.45-MSPS, 12-bit ADCs, up to 21 external channels |
| Programmable Gain Amplifiers (PGAs) | Seven PGAs with gain settings: 3, 6, 12, 24 |
| Communication Peripherals | Two CAN bus ports, one I2C interface, two SPI ports, two UART-Compatible SCIs, one UART-Compatible LIN, one PMBus interface, one FSI |
Key Features
- High-Performance CPU and Accelerators: 100 MHz TMS320C28x 32-bit CPU with IEEE 754 single-precision FPU and TMU.
- Control Law Accelerator (CLA): Executes code independently of the main CPU, enhancing system performance.
- Memory and Security: 256KB of flash and 100KB of RAM, with dual-zone security and Unique Identification (UID) number.
- Analog Peripherals: Three 3.45-MSPS, 12-bit ADCs, seven PGAs, and two 12-bit buffered DAC outputs.
- Control Peripherals: 16 ePWM channels, seven Enhanced Capture (eCAP) modules, two Enhanced Quadrature Encoder Pulse (eQEP) modules.
- Communication Peripherals: Multiple interfaces including CAN, I2C, SPI, UART, LIN, PMBus, and FSI.
- Functional Safety Compliance: Developed for functional safety applications with ISO 26262 and IEC 61508 system design support.
- InstaSPIN-FOC™: Sensorless field-oriented control (FOC) with FAST™ software encoder.
Applications
- Medium/Short Range Radar: Suitable for radar systems requiring high precision and speed.
- Air Conditioner Outdoor Unit: Controls and monitors air conditioner units efficiently.
- Door Operator Drive Control: Used in automated door systems for precise control.
- Automated Sorting Equipment: Enhances the efficiency of sorting machinery.
- CNC Control: Ideal for computer numerical control systems in manufacturing.
- Textile Machine: Controls textile machinery with high precision.
- Welding Machine: Used in welding equipment for precise control and monitoring.
- AC Charging (Pile) Station: Suitable for electric vehicle charging stations.
Q & A
- What is the operating frequency of the TMS320F280049PZSR MCU?
The TMS320F280049PZSR MCU operates at a frequency of up to 100 MHz.
- What type of FPU does the TMS320F280049PZSR MCU have?
The MCU features an IEEE 754 single-precision Floating-Point Unit (FPU).
- What is the memory configuration of the TMS320F280049PZSR?
The device has 256KB of flash and 100KB of RAM.
- What are the key analog peripherals of the TMS320F280049PZSR?
The MCU includes three 3.45-MSPS, 12-bit ADCs, seven PGAs, and two 12-bit buffered DAC outputs.
- Does the TMS320F280049PZSR support functional safety standards?
Yes, it is developed for functional safety applications and supports ISO 26262 and IEC 61508 system design.
- What communication interfaces are available on the TMS320F280049PZSR?
The MCU includes interfaces such as CAN, I2C, SPI, UART, LIN, PMBus, and FSI.
- What is the temperature range of the TMS320F280049PZSR?
The device operates within a temperature range of –40°C to 125°C junction and –40°C to 125°C free-air.
- What package options are available for the TMS320F280049PZSR?
The MCU is available in 100-pin Low-profile Quad Flatpack (LQFP), 64-pin LQFP, and 56-pin Very Thin Quad Flatpack No-lead (VQFN) packages.
- Does the TMS320F280049PZSR support InstaSPIN-FOC™?
Yes, it supports sensorless field-oriented control (FOC) with FAST™ software encoder.
- What is the purpose of the Control Law Accelerator (CLA) in the TMS320F280049PZSR?
The CLA executes code independently of the main CPU, enhancing system performance and efficiency.
