Overview
The TMS320F2801PZS from Texas Instruments is a high-performance 32-bit microcontroller (MCU) belonging to the TMS320C28x DSP generation. This device is designed for demanding control applications, particularly in areas such as motor drive and control, and digital power management. It features a high-performance static CMOS technology, operating at speeds of up to 100 MHz with a 10-ns cycle time. The MCU is part of the C2000 real-time microcontroller family, known for its robust and efficient processing capabilities.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor Speed | Up to 100 MHz (10-ns cycle time) |
| Core Voltage | 1.8 V |
| I/O Voltage | 3.3 V |
| Flash Memory | 16K × 16 |
| SARAM | 6K × 16 |
| OTP ROM | 1K × 16 (flash devices only) |
| Boot ROM | 4K × 16 |
| PWM Outputs | Up to 16 |
| HRPWM Outputs | Up to 6 with 150-ps MEP resolution |
| Capture Inputs | Up to four |
| Quadrature Encoder Interfaces | Up to two |
| Timers | Up to six 32-bit/six 16-bit timers |
| ADC | 12-bit, 16 channels |
| GPIO Pins | Up to 35 individually programmable, multiplexed GPIO pins |
| Package Options | Thin quad flatpack (PZ), MicroStar BGA™ (GGM, ZGM) |
| Temperature Range | A: –40°C to 85°C, S: –40°C to 125°C, Q: –40°C to 125°C (AEC-Q100 qualification for automotive applications) |
Key Features
- High-performance 32-bit CPU (TMS320C28x) with 16 × 16 and 32 × 32 MAC operations and 16 × 16 dual MAC.
- Harvard bus architecture and atomic operations for efficient processing.
- Fast interrupt response and processing with unified memory programming model.
- Code-efficient in C/C++ and Assembly.
- JTAG boundary scan support and IEEE Standard 1149.1-1990 Standard Test Access Port and Boundary Scan Architecture.
- On-chip oscillator, watchdog timer module, and peripheral interrupt expansion (PIE) block supporting all 43 peripheral interrupts.
- 128-bit security key/lock to protect flash/OTP/L0/L1 blocks and prevent firmware reverse-engineering.
- Advanced emulation features with analysis and breakpoint functions, and real-time debug via hardware.
- Low-power modes (IDLE, STANDBY, HALT) and the ability to disable individual peripheral clocks for power savings.
- Development support includes ANSI C/C++ compiler/assembler/linker, Code Composer Studio™ IDE, SYS/BIOS, and digital motor control and digital power software libraries.
Applications
- Motor drive and control: The TMS320F2801PZS is well-suited for advanced motor control applications, including servo motors, AC induction motors, and permanent magnet synchronous motors.
- Digital power: It is used in digital power management systems, such as power supplies, DC-DC converters, and battery management systems.
- Automotive systems: With its AEC-Q100 qualification, it is suitable for various automotive applications requiring high reliability and performance.
- Industrial control: The MCU is used in industrial automation, robotics, and other control systems that require high-performance processing and precise control.
Q & A
- What is the maximum operating speed of the TMS320F2801PZS?
The TMS320F2801PZS operates at speeds of up to 100 MHz with a 10-ns cycle time.
- What type of memory does the TMS320F2801PZS have?
The device has 16K × 16 flash memory, 6K × 16 SARAM, and 1K × 16 OTP ROM (for flash devices only).
- What are the key features of the CPU in the TMS320F2801PZS?
The CPU features 16 × 16 and 32 × 32 MAC operations, 16 × 16 dual MAC, Harvard bus architecture, and atomic operations.
- Does the TMS320F2801PZS support low-power modes?
Yes, it supports IDLE, STANDBY, and HALT modes, and allows disabling individual peripheral clocks for power savings.
- What development tools are available for the TMS320F2801PZS?
Development support includes ANSI C/C++ compiler/assembler/linker, Code Composer Studio™ IDE, SYS/BIOS, and digital motor control and digital power software libraries.
- What are the package options for the TMS320F2801PZS?
The device is available in thin quad flatpack (PZ) and MicroStar BGA™ (GGM, ZGM) packages.
- What is the temperature range for the TMS320F2801PZS?
The temperature range is A: –40°C to 85°C, S: –40°C to 125°C, and Q: –40°C to 125°C (AEC-Q100 qualification for automotive applications).
- Does the TMS320F2801PZS have security features?
Yes, it includes a 128-bit security key/lock to protect flash/OTP/L0/L1 blocks and prevent firmware reverse-engineering.
- What types of peripherals does the TMS320F2801PZS support?
The device supports up to 16 PWM outputs, up to 6 HRPWM outputs, up to four capture inputs, up to two quadrature encoder interfaces, and various serial port peripherals.
- Is the TMS320F2801PZS suitable for automotive applications?
Yes, it is AEC-Q100 qualified, making it suitable for various automotive applications.
