SPRS293A − OCTOBER 2005 − REVISED NOVEMBER 2005

REVISION HISTORY

The TMS320C6712D device-specific documentation has been split from TMS320C6712, TMS320C6712C, TMS320C6712D Floating−Point Digital Signal Processors , literature number SPRS148L, into a separate Data Sheet, literature number SPRS293. It also highlights technical changes made to SPRS293 to generate SPRS293A; these changes are marked by “[Revision A]” in the Revision History table below

Scope: Updated information on McBSP and JTAG for clarification. Changed Pin Description for A12 and B11 (Revisions SPRS293 and SPRS293A). Updated Nomenclature figure by adding device−specific information for the ZDP package. TI Recommends for new designs that the following pins be configured as such:

DPin A12 connected directly to CVDD (core power)

DPin B11 connected directly to Vss (ground)

PAGE(S)

NO.

ADDITIONS/CHANGES/DELETIONS

20Device Configurations, device configurations at device reset section: Added Note

25Terminal Functions, Bootmode section: Added Note

25Terminal Functions, Little/Big Endian Format section: Added Note

26Terminal Functions, Resets and Interrupts section: Updated IPU/IPD for RESET Signal Name from “IPU” to “−−”

29Terminal Functions, Reserved for Test section: Changed “IPU” to “−−” for RSV C12 Changed “IPU” to “−−” for RSV D12

Updated Type for RSV D12 from “O” to “I”

30Terminal Functions, Reserved for Test section:

Updated Description for RSV Signal Name, A12 GDP/ZDP Updated Description for RSV Signal Name, B11 GDP/ZDP

30

Terminal Functions, Reserved for Test section:

 

Updated/changed Description for RSV Signal Name, A12 GDP (to “recommended”) − [Revision A]

 

Updated/changed Description for RSV Signal Name, B11 GDP (to “recommended”) − [Revision A]

38Device Support, device and development-support tool nomenclature: Updated figure for clarity

39Device Support, document support section: Updated paragraphs for clarity

58IEEE 1149.1 JTAG Compatibility Statement section: Updated/added paragraphs for clarity

61Recommended Operating Conditions:

Added VOS, Maximum voltage during overshoot row and associated footnote Added VUS, Maximum voltage during undershoot row and associated footnote

64Parameter Measurement Information:

AC transient rise/fall time specifications section: Added AC Transient Specification Rise Time figure Added AC Transient Specification Fall Time figure

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Texas Instruments TMS320C6712D warranty Revision History, Pages ADDITIONS/CHANGES/DELETIONS

TMS320C6712D specifications

The Texas Instruments TMS320C6712D is a high-performance, fixed-point digital signal processor (DSP) that belongs to the TMS320C6000 family, well known for its advanced processing capabilities tailored for demanding signal processing applications. Launched in the early 2000s, the C6712D combines high computational power with a rich set of features, making it suitable for a variety of applications such as telecommunications, audio processing, and industrial control systems.

One of the standout characteristics of the TMS320C6712D is its architecture, which is based on a highly efficient VLIW (Very Long Instruction Word) design. This architecture allows the processor to execute multiple instructions in a single clock cycle, significantly increasing performance. The device operates at clock speeds of up to 150 MHz, providing substantial computational throughput that can handle complex algorithms and real-time processing tasks.

Another key feature of the TMS320C6712D is its 32-bit fixed-point processing capabilities, which allows it to perform difficult mathematical computations efficiently. With an instruction set optimized for DSP applications, the processor includes specialized instructions for multiplying and accumulating operations, as well as support for advanced filtering and generation of audio signals.

The C6712D offers an extensive memory architecture, supporting up to 128 MB of external memory via a 32-bit data bus. It features on-chip SRAM, which provides fast access to data and program storage, enhancing the system's overall performance. Additionally, the device includes a powerful set of peripherals, such as dual asynchronous serial ports (UART), I2C interfaces, and DSP-specific interfaces that facilitate connectivity with other components and systems.

Power consumption is another vital aspect of the TMS320C6712D. It incorporates technologies allowing for low-power operation, which is essential for portable and battery-operated devices. The capability to operate in various power modes helps optimize performance while minimizing energy usage.

In conclusion, the Texas Instruments TMS320C6712D is a versatile and powerful DSP that excels in high-performance applications. Its VLIW architecture, fixed-point processing capabilities, extensive memory options, and low power consumption make it an ideal choice for engineers looking to implement complex signal processing tasks efficiently. Whether used in telecommunications, audio processing, or industrial applications, the C6712D remains a reliable and capable solution in the digital signal processing landscape.