Overview
The TMS320R2812GHHQ is a high-performance 32-bit single-core microcontroller from Texas Instruments, part of the TMS320C28x DSP generation. This device is designed for demanding control applications, particularly in fields such as automotive, industrial automation, and consumer electronics. It features advanced digital signal processing capabilities, low power consumption, and high processing speeds, making it ideal for real-time applications.
Key Specifications
| Parameter | Value |
|---|---|
| Processor Speed | 150 MHz (6.67-ns cycle time) |
| Core Voltage | 1.8-V core at 135 MHz, 1.9-V core at 150 MHz |
| I/O Voltage | 3.3-V |
| CPU Architecture | High-performance 32-bit CPU (TMS320C28x) |
| MAC Operations | 16 × 16 and 32 × 32 MAC operations, 16 × 16 dual MAC |
| Bus Architecture | Harvard bus architecture |
| Memory | Up to 128K × 16 flash, 1K × 16 OTP ROM, 2 blocks of 4K × 16 SARAM (L0 and L1), 1 block of 8K × 16 SARAM (H0) |
| Interrupts | Peripheral Interrupt Expansion (PIE) block supporting 45 peripheral interrupts |
| Timers | Three 32-bit CPU-Timers |
| Security | 128-bit security key/lock protecting flash/ROM/OTP and SARAM |
| Temperature Range | –40°C to 125°C (AEC-Q100 qualification for automotive applications) |
| Package | LFBGA-179 |
Key Features
- High-performance static CMOS technology with low power consumption
- JTAG boundary scan support (IEEE Standard 1149.1-1990)
- High-performance 32-bit CPU with 16 × 16 and 32 × 32 MAC operations and 16 × 16 dual MAC
- Harvard bus architecture and atomic operations
- Fast interrupt response and processing with unified memory programming model
- 4M linear program/data address reach and code efficiency in C/C++ and Assembly
- Compatibility with TMS320F24x/LF240x processor source code
- On-chip memory including flash, OTP ROM, and SARAM
- Motor control peripherals and serial port peripherals (SPI, SCI)
- 128-bit security key/lock for firmware protection
Applications
The TMS320R2812GHHQ is versatile and suitable for a variety of demanding applications, including:
- Automotive systems: Ideal for engine control, transmission control, and other automotive control systems due to its AEC-Q100 qualification.
- Industrial automation: Used in control systems, motor control, and other industrial automation tasks requiring high-performance signal processing.
- Consumer electronics: Suitable for applications requiring advanced signal processing and control, such as in audio and video processing.
- Medical devices: Can be used in medical equipment that requires precise and efficient signal processing.
Q & A
- What is the maximum operating frequency of the TMS320R2812GHHQ?
The maximum operating frequency is 150 MHz with a cycle time of 6.67 ns.
- What are the core and I/O voltages for this device?
The core voltage is 1.8-V at 135 MHz and 1.9-V at 150 MHz, with an I/O voltage of 3.3-V.
- What type of CPU architecture does the TMS320R2812GHHQ use?
It uses a high-performance 32-bit CPU (TMS320C28x) with Harvard bus architecture.
- What are the MAC operations supported by this device?
It supports 16 × 16 and 32 × 32 MAC operations, as well as 16 × 16 dual MAC.
- What is the memory configuration of the TMS320R2812GHHQ?
It includes up to 128K × 16 flash, 1K × 16 OTP ROM, and SARAM (2 blocks of 4K × 16 and 1 block of 8K × 16).
- Does the TMS320R2812GHHQ support JTAG boundary scan?
Yes, it supports JTAG boundary scan according to IEEE Standard 1149.1-1990.
- What is the temperature range for the TMS320R2812GHHQ?
The temperature range is –40°C to 125°C, with AEC-Q100 qualification for automotive applications.
- What package type is used for the TMS320R2812GHHQ?
The device is packaged in an LFBGA-179 package.
- Is the TMS320R2812GHHQ compatible with other Texas Instruments processors?
Yes, it is compatible with TMS320F24x/LF240x processor source code.
- What security features does the TMS320R2812GHHQ have?
It includes a 128-bit security key/lock to protect flash/ROM/OTP and SARAM.
