Overview
The TMS320F2801, produced by Texas Instruments, is a high-performance 32-bit microcontroller (MCU) from the C2000™ family. This device is part of the TMS320C28x DSP generation and is designed for demanding control applications. It features a high-performance static CMOS technology, operating at 100 MHz with a 10-ns cycle time, and also supports a 60 MHz operation with a 16.67-ns cycle time. The MCU is known for its low-power design, with a 1.8-V core and 3.3-V I/O, making it suitable for a wide range of applications requiring high computational power and efficiency.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor Speed | 100 MHz (10-ns cycle time), 60 MHz (16.67-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 with input filtering |
| 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.
- Fast interrupt response and processing.
- Unified memory programming model and 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.
- Up to 16 PWM outputs and up to 6 HRPWM outputs with 150-ps MEP resolution.
- Serial port peripherals including up to 4 SPI modules, up to 2 SCI (UART) modules, up to 2 CAN modules, and one I2C bus.
- 12-bit ADC with 16 channels and fast conversion rates.
- Advanced emulation features with analysis and breakpoint functions, and real-time debug via hardware.
- Low-power modes and power savings with IDLE, STANDBY, HALT modes supported.
- 128-bit security key/lock to protect flash/OTP/L0/L1 blocks and prevent firmware reverse-engineering.
Applications
- Motor drive and control systems.
- Digital power management and control.
- Automotive applications, especially those requiring AEC-Q100 qualification.
- Industrial control systems, including servo motor control and power conversion.
- Medical devices and equipment requiring high precision and reliability.
Q & A
- What is the maximum operating frequency of the TMS320F2801?
The TMS320F2801 operates at a maximum frequency of 100 MHz with a 10-ns cycle time and also supports a 60 MHz operation with a 16.67-ns cycle time.
- What is the core voltage and I/O voltage of the TMS320F2801?
The core voltage is 1.8 V, and the I/O voltage is 3.3 V.
- How much flash memory does the TMS320F2801 have?
The TMS320F2801 has 16K × 16 flash memory.
- What are the key features of the CPU in the TMS320F2801?
The CPU features 16 × 16 and 32 × 32 MAC operations, 16 × 16 dual MAC, Harvard bus architecture, and atomic operations.
- Does the TMS320F2801 support JTAG boundary scan?
Yes, it supports JTAG boundary scan and IEEE Standard 1149.1-1990 Standard Test Access Port and Boundary Scan Architecture.
- What are the available package options for the TMS320F2801?
The package options include thin quad flatpack (PZ) and MicroStar BGA™ (GGM, ZGM).
- What is the temperature range for the TMS320F2801?
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).
- What kind of ADC does the TMS320F2801 have?
The TMS320F2801 features a 12-bit ADC with 16 channels and fast conversion rates.
- Does the TMS320F2801 support low-power modes?
Yes, it supports IDLE, STANDBY, and HALT modes for power savings.
- What development tools are available for the TMS320F2801?
Development tools include ANSI C/C++ compiler/assembler/linker, Code Composer Studio™ IDE, SYS/BIOS, and digital motor control and digital power software libraries.
