Overview
The TMS320F2812, part of the TMS320C28x DSP generation, is a highly integrated, high-performance microcontroller from Texas Instruments. This device is designed for demanding control applications, offering a robust set of features and peripherals that make it ideal for various industrial and automotive uses. The TMS320F2812 is known for its high-performance 32-bit CPU, extensive on-chip memory, and advanced motor control peripherals, making it a versatile solution for complex control systems.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor | High-performance 32-bit CPU (TMS320C28x) |
| Clock Speed | 150 MHz (6.67-ns cycle time) |
| Power Consumption | Low-power design (1.8-V core at 135 MHz, 1.9-V core at 150 MHz, 3.3-V I/O) |
| Memory | Up to 128K × 16 flash, 1K × 16 OTP ROM, various SARAM blocks, and boot ROM |
| Package Options | 176-pin Low-Profile Quad Flatpack (LQFP), 179-ball MicroStar BGA™ |
| Operating Temperature Range | -40°C to 85°C (A), -40°C to 125°C (S, Q) |
| Interrupts | Three external interrupts, Peripheral Interrupt Expansion (PIE) block supporting 45 peripheral interrupts |
| Timers | Three 32-bit CPU timers |
| ADC | 12-bit ADC, 16 channels, fast conversion rate: 80 ns/12.5 MSPS |
| GPIO | Up to 56 General-Purpose I/O (GPIO) pins |
Key Features
- High-performance static CMOS technology
- Harvard bus architecture and atomic operations
- Fast interrupt response and processing
- Unified memory programming model with 4M linear program/data address reach
- On-chip memory including flash, OTP ROM, and various SARAM blocks
- Motor control peripherals with two Event Managers (EVA, EVB)
- Serial port peripherals including SPI, SCIs, and eCAN
- 12-bit ADC with 16 channels and fast conversion rate
- Advanced emulation features and real-time debug via hardware
- Low-power modes and power savings with IDLE, STANDBY, HALT modes
- 128-bit security key/lock to protect flash/OTP and SARAM
Applications
The TMS320F2812 is widely used in various demanding control applications, including:
- Industrial control systems
- Automotive control systems (AEC-Q100 qualified)
- Motor control and drive systems
- Power electronics and renewable energy systems
- Medical devices and diagnostic equipment
Q & A
- What is the clock speed of the TMS320F2812?
The TMS320F2812 operates at a clock speed of 150 MHz with a cycle time of 6.67 ns.
- What types of memory are available on the TMS320F2812?
The device includes up to 128K × 16 flash, 1K × 16 OTP ROM, various SARAM blocks, and a boot ROM.
- What are the key motor control peripherals of the TMS320F2812?
The device features two Event Managers (EVA, EVB) and is compatible with 240xA devices.
- What is the operating temperature range of the TMS320F2812?
The operating temperature range is -40°C to 85°C (A) and -40°C to 125°C (S, Q).
- Does the TMS320F2812 support low-power modes?
- What security features does the TMS320F2812 have?
The device includes a 128-bit security key/lock to protect flash/OTP and SARAM.
- What development tools are available for the TMS320F2812?
Development tools include Code Composer Studio™ IDE, ANSI C/C++ compiler/assembler/linker, and DSP/BIOS™.
- How many GPIO pins does the TMS320F2812 have?
The device has up to 56 General-Purpose I/O (GPIO) pins.
- What is the conversion rate of the ADC on the TMS320F2812?
The 12-bit ADC has a fast conversion rate of 80 ns/12.5 MSPS.
- Is the TMS320F2812 suitable for automotive applications?
