TMS320C6720BRFP200 TI TMS320C67x+ Floating-Point DSP 200MHz dMAX McASP SPI HTQFP-144

TMS320C6720BRFP200 Product Overview

The TMS320C6720BRFP200 is a high-performance 32-bit floating-point digital signal processor (DSP) from Texas Instruments (TI), based on the TMS320C67x+ core in a 144-lead HTQFP (RFP) package, running at 200MHz. As the entry-level model in the C672x family, the TMS320C6720BRFP200 is designed for embedded applications requiring floating-point processing performance with pin-count and package size considerations, integrating 256KB ROM, 32KB RAM, and an efficient dMAX (Dual Data Movement Accelerator) that enables high-speed data transfers between peripherals and memory without CPU intervention, significantly boosting system throughput. The TMS320C6720BRFP200 offers strong audio and communication processing capabilities: two multi-channel audio serial ports (McASP) connect directly to audio codecs, supporting I2S, TDM, and other formats; SPI and I2C interfaces flexibly interface with sensors and communication modules; and a 16-bit general-purpose Host-Port Interface (HPI) facilitates high-speed data interaction with external processors or microcontrollers. Leveraging the C67x+ core's Very Long Instruction Word (VLIW) architecture, the TMS320C6720BRFP200 delivers up to 1600 MIPS and 1200 MFLOPS of exceptional floating-point performance at 200MHz, making it ideal for compute-intensive applications such as real-time audio processing, effects engines, instrument modeling, and industrial control. The HTQFP-144 package is easy to solder and visually inspect, making the TMS320C6720BRFP200 an ideal choice for space-constrained embedded systems that demand floating-point performance.

TMS320C6720BRFP200 Core Features

Processor Core: The TMS320C6720BRFP200 features a 32-bit floating-point TMS320C67x+ VLIW DSP core, up to 200MHz, 1600 MIPS/1200 MFLOPS

On-Chip Memory: The TMS320C6720BRFP200 provides 256KB ROM + 32KB RAM, configurable as cache/RAM mix

dMAX DMA Engine: The TMS320C6720BRFP200 integrates a Dual Data Movement Accelerator for high-speed peripheral-to-RAM, RAM-to-peripheral transfers, freeing CPU bandwidth

Audio Interfaces: The TMS320C6720BRFP200 offers 2× McASP, supporting I2S, TDM, and other audio formats, directly connectable to audio ADC/DAC/Codec

Serial Interfaces: The TMS320C6720BRFP200 includes 1× SPI, 2× I2C, all with DMA support

Host Interface: The TMS320C6720BRFP200 provides a 16-bit general-purpose Host-Port Interface (HPI) for high-speed parallel data exchange with external processors/microcontrollers

Timers & GPIO: The TMS320C6720BRFP200 contains 2× 32-bit general-purpose timers and up to 16 general-purpose I/O pins

System Management: The TMS320C6720BRFP200 features an on-chip PLL clock generator, watchdog timer, and power management module

Power & Package: The TMS320C6720BRFP200 operates with core voltage 1.2V, I/O voltage 3.3V; it comes in a 144-lead HTQFP (RFP) package, easy to hand-solder and visually inspect

TMS320C6720BRFP200 Applications

Professional Audio Processing: The TMS320C6720BRFP200 is ideal for digital effects processors, instrument modeling, audio matrix processors, KTV front-end effects

Portable Audio Devices: The TMS320C6720BRFP200 suits digital voice recorders, portable audio workstations, conference microphone arrays

Industrial Control & Automation: The TMS320C6720BRFP200 can be used in vibration spectrum analysis, complex algorithm controllers, real-time power electronics simulation

Medical Instruments: The TMS320C6720BRFP200 is deployed in floating-point biosignal analysis, portable ultrasound back-end processing, medical alarm and analysis modules

Communications & Signal Processing: The TMS320C6720BRFP200 supports software-defined radio front-ends, high-speed modems, sonar signal processing

TMS320C6720BRFP200 Key Advantages

Efficient Floating-Point Performance: The TMS320C6720BRFP200 combines a 200MHz clock with the C67x+ VLIW architecture to deliver up to 1200 MFLOPS of floating-point performance, efficiently executing FFTs, audio effect algorithms, and control loops—an ideal core for professional audio and industrial signal processing.

dMAX DMA Frees CPU Bandwidth: The TMS320C6720BRFP200's built-in Dual Data Movement Accelerator automatically transfers data between ADCs, McASPs, SPIs, and memory without CPU intervention, significantly reducing interrupt overhead and improving system real-time performance.

Rich Audio & Serial Interfaces: With the TMS320C6720BRFP200, two McASPs can simultaneously connect multiple digital audio devices, while SPI and I2C provide flexible peripheral expansion to meet the demands of multi-channel audio systems and general control.

HTQFP-144 Package, Production-Friendly: The TMS320C6720BRFP200's 144-lead thin quad flat pack (HTQFP) with exposed leads and 0.5mm pin pitch facilitates hand soldering, automated production, and visual inspection, lowering manufacturing barriers.

Code-Compatible, Easy Expansion: The TMS320C6720BRFP200 is code-compatible with other C672x family devices (such as C6726/C6727), enabling smooth upgrades when more memory or peripherals are needed, protecting customer software investments.

Mature Development Ecosystem: The TMS320C6720BRFP200 is fully supported by free Code Composer Studio (CCS) IDE and DSP/BIOS real-time operating system, along with extensive application notes and reference designs, significantly shortening development cycles.

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FAQ

1. How does the TMS320C6720BRFP200 differ from the TMS320C6713?
   
   • The TMS320C6720BRFP200 is based on the C67x+ core and integrates a more efficient dMAX DMA engine that automatically transfers data without CPU intervention, significantly improving peripheral data throughput.
   • The TMS320C6720BRFP200 uses a 144-lead HTQFP package with fewer pins, making it more suitable for space-constrained designs or those with soldering process requirements; the C6713 uses a BGA-272 package with richer peripherals (including EMIF, McBSP, etc.).
   • The TMS320C6720BRFP200 features 256KB ROM + 32KB RAM on-chip, while the C6713 has 264KB SRAM + 128KB ROM—different memory configurations.
2. What are the practical benefits of the dMAX DMA engine?
   
   • The TMS320C6720BRFP200's dMAX automatically moves data between McASPs, SPIs, I2Cs, and on-chip RAM without requiring CPU intervention for each interrupt.
   • For applications such as multi-channel audio acquisition and continuous data stream processing, dMAX significantly reduces CPU load, improving system real-time performance and stability.
3. What floating-point performance can be expected at 200MHz?
   
   • At 200MHz, the TMS320C6720BRFP200's C67x+ core delivers up to 1200 MFLOPS of single-precision floating-point performance and 1600 MIPS of instruction throughput.
   • With the VLIW architecture, up to 8 instructions can be executed per cycle, greatly enhancing parallel processing efficiency.
4. How many audio interfaces does it have? How many audio devices can be connected?
   
   • The TMS320C6720BRFP200 provides 2 multi-channel audio serial ports (McASP), both supporting I2S, TDM, and other audio formats, directly connectable to audio ADCs/DACs/Codecs.
   • A single McASP on the TMS320C6720BRFP200 can support multiple serial data channels, giving the TMS320C6720BRFP200 strong multi-channel audio processing capability for connecting multiple digital audio devices.
5. Is the on-chip memory sufficient? How can external memory be added?
   
   • The TMS320C6720BRFP200 integrates 256KB ROM (for boot code) and 32KB RAM, suitable for storing critical code and real-time data.
   • The TMS320C6720BRFP200 does not have an external memory interface (EMIF). If larger program or data space is needed, consider the same-family models with EMIF, such as the TMS320C6726.
6. What is the purpose of the HPI host interface? How is it used?
   
   • The 16-bit HPI allows an external processor (such as an MCU or another DSP) to directly access the internal memory of the TMS320C6720BRFP200.
   • This architecture enables efficient data sharing between a host processor and the TMS320C6720BRFP200, suitable for heterogeneous systems requiring separated "control + algorithm".
7. What tools and software are needed for development?
   
   • Use TI's free Code Composer Studio (CCS) IDE for development and debugging of the TMS320C6720BRFP200.
   • Hardware debuggers such as the XDS100 or XDS200 series are recommended, supporting JTAG in-circuit programming and real-time debugging.
   • TI provides extensive C67x+ floating-point DSP libraries to significantly accelerate algorithm development on the TMS320C6720BRFP200.
8. Is the HTQFP-144 package difficult to solder?
   
   • The HTQFP-144 of the TMS320C6720BRFP200 is a thin quad flat pack with exposed leads and 0.5mm pin pitch, classified as a medium-density QFP package.
   • Standard reflow soldering processes achieve high yield; hand soldering is also possible using flux and drag-soldering techniques, with visible joints for easy inspection and repair.
9. What boot modes does the chip support?
   
   • The TMS320C6720BRFP200 supports booting from internal ROM, SPI Flash, or the HPI interface.
   • The boot mode is determined by the logic levels of configuration pins at reset, allowing flexible selection based on system design.
10. What are the upgrade options if I need more memory or peripherals?
    
    • Within the same family, the TMS320C6726 and C6727 offer larger on-chip RAM, an external memory interface (EMIF), and more McASP channels for upward compatibility from the TMS320C6720BRFP200.
    • For higher parallel processing and lower power consumption, consider TI's TMS320C66x multi-core DSPs.