Overview
The TMS320F28021PTS is a microcontroller from Texas Instruments, part of the TMS320F2802x series. This device is designed for real-time control applications, particularly in the fields of motor control, power conversion, and other industrial automation tasks. It features a high-efficiency 32-bit CPU (TMS320C28x) operating at 40 MHz with a 25-ns cycle time. The microcontroller is known for its low power consumption, single 3.3-V supply, and integrated power-on and brown-out resets, making it a cost-effective solution for various system designs.
Key Specifications
| Specification | Value |
|---|---|
| CPU Type | 32-bit TMS320C28x |
| Operating Frequency | 40 MHz (25-ns cycle time) |
| Package Type | 48-Pin PT Low-Profile Quad Flatpack (LQFP) |
| Supply Voltage | 3.3 V |
| Temperature Options | T: –40°C to 105°C, S: –40°C to 125°C |
| ADC Conversion Time | 500 ns |
| ADC Channels | 7 |
| ePWM Channels | 8 (ePWM1/2/3/4) |
| External Interrupts | 3 |
| GPIO Pins | 20 |
| Analog I/O Pins | 6 |
Key Features
- High-efficiency 32-bit CPU with Harvard bus architecture and fast interrupt response.
- Integrated power-on and brown-out resets, and single 3.3-V supply operation.
- Enhanced control peripherals including ePWM, HRPWM, eCAP, and ADC.
- On-chip temperature sensor and comparators with integrated DACs.
- Advanced emulation features for real-time debug and analysis.
- InstaSPIN-FOC™ and InstaSPIN-MOTION™ versions available in related models.
- Low power consumption and small packaging options.
Applications
- Air conditioner outdoor units
- Inverter and motor control systems
- Textile machines
- Micro inverters
- AC drive power stage modules
- AC-input BLDC motor drives
Q & A
- What is the operating frequency of the TMS320F28021PTS?
The TMS320F28021PTS operates at 40 MHz with a 25-ns cycle time.
- What is the supply voltage for the TMS320F28021PTS?
The supply voltage is 3.3 V.
- What are the temperature options for the TMS320F28021PTS?
The temperature options are T: –40°C to 105°C and S: –40°C to 125°C.
- How many ePWM channels does the TMS320F28021PTS have?
The device has 8 ePWM channels (ePWM1/2/3/4).
- What is the conversion time of the ADC on the TMS320F28021PTS?
The ADC conversion time is 500 ns.
- Does the TMS320F28021PTS have an on-chip temperature sensor?
- What are the package options for the TMS320F28021PTS?
The device is available in a 48-Pin PT Low-Profile Quad Flatpack (LQFP) package.
- How many external interrupts does the TMS320F28021PTS support?
The device supports 3 external interrupts.
- What is the number of GPIO pins available on the TMS320F28021PTS?
The device has 20 GPIO pins.
- Does the TMS320F28021PTS support real-time debug and analysis?
