Home Microcontrollers (MCUs) & processors Digital signal processors (DSPs)
Home
Microcontrollers (MCUs) & processors
Digital signal processors (DSPs)

TMS320C6455

ACTIVE

C64x+ fixed point DSP- up to 1.2GHz, 64-Bit EMIFA, 32/16 Bit DDR2, 1 Gbps Ethernet

Order now
Data sheet
Errata

TMS320C6455

ACTIVE
Data sheet Order now

Product details

DSP type 1 C64x+ DSP (max) (MHz) 720, 850, 1000, 1200 CPU 32-/64-bit Operating system DSP/BIOS Ethernet MAC 10/100/1000 PCIe 1 PCI Rating Catalog Operating temperature range (°C) -40 to 105, 0 to 90
DSP type 1 C64x+ DSP (max) (MHz) 720, 850, 1000, 1200 CPU 32-/64-bit Operating system DSP/BIOS Ethernet MAC 10/100/1000 PCIe 1 PCI Rating Catalog Operating temperature range (°C) -40 to 105, 0 to 90
FCBGA (CTZ) 697 576 mm² 24 x 24 FCBGA (GTZ) 697 576 mm² 24 x 24
open-in-new Find other Digital signal processors (DSPs)
Download View video with transcript Video

No design support from TI available

This product does not have ongoing design support from TI for new projects, such as new content or software updates. If available, you will find relevant collateral, software and tools in the product folder. You can also search for archived information in the TI E2ETM support forums.

Technical documentation

star =Top documentation for this product selected by TI
No results found. Please clear your search and try again.
View all 63
Type Title Date
* Data sheet TMS320C6455 Fixed-Point Digital Signal Processor datasheet (Rev. M) 28 Mar 2012
* Errata TMS320C6455/54 Digital Signal Processor Silicon Errata (Revs 3.1, 2.1, 2.0, 1.1) (Rev. R) 18 Jan 2012
Application note How to Migrate CCS 3.x Projects to the Latest CCS (Rev. A) PDF | HTML 19 May 2021
User guide SYS/BIOS (TI-RTOS Kernel) User's Guide (Rev. V) 01 Jun 2020
Application note Using DSPLIB FFT Implementation for Real Input and Without Data Scaling PDF | HTML 11 Jun 2019
Application note Error Detection and Correction Mechanism of TMS320C64x+/C674x (Rev. A) 19 Jul 2013
More literature Picture it: DSPs in medical imaging (Rev. C) 12 Jul 2013
User guide TMS320C6000 Assembly Language Tools v 7.4 User's Guide (Rev. W) 21 Aug 2012
User guide TMS320C6000 Optimizing Compiler v 7.4 User's Guide (Rev. U) 21 Aug 2012
User guide Emulation and Trace Headers Technical Reference Manual (Rev. I) 09 Aug 2012
More literature Medical Imaging Tools provide fast, easy ultrasound development (Rev. B) 20 Jan 2012
Application note Introduction to TMS320C6000 DSP Optimization 06 Oct 2011
User guide TMS320C645x DSP Enhanced DMA (EDMA3) Controller User's Guide (Rev. C) 01 Jul 2011
User guide Bootloader User's Guide for the TMS320C645x/C647x DSP (Rev. G) 03 Jun 2011
User guide TMS320C6455/C6454 DSP DDR2 Memory Controller User's Guide (Rev. G) 02 Jun 2011
Application note Tuning VCP2 and TCP2 Bit Error Rate Performance 11 Feb 2011
User guide TMS320C645x DSP Serial RapidIO User's Guide (Rev. E) 03 Feb 2011
User guide TMS320C645x DSP EMAC/MDIO User's Guide (Rev. E) 08 Nov 2010
User guide TMS320C645x DSP External Memory Interface (EMIF) User's Guide (Rev. E) 12 Aug 2010
User guide TMS320C64x+ DSP Megamodule Reference Guide (Rev. K) 03 Aug 2010
User guide TMS320C645x DSP Peripheral Component Interconnect (PCI) User's Guide (Rev. B) 30 Jul 2010
User guide TMS320C64x/C64x+ DSP CPU and Instruction Set Reference Guide (Rev. J) 30 Jul 2010
More literature Embedded Processor Software Toolkit for Medical Imaging Ver 2.0 08 Jun 2010
White paper Multicore processors bring innovation to portable medical imaging systems 08 Jun 2010
User guide TMS320C6000 Assembly Language Tools v 7.0 User's Guide (Rev. S) 18 Mar 2010
User guide TMS320C6000 Optimizing Compiler v 7.0 User's Guide (Rev. Q) 18 Mar 2010
User guide TMS320C645x DSP Viterbi-Decoder Coprocessor 2 (VCP2) Reference Guide (Rev. C) 08 Dec 2009
User guide TMS320C645x DSP Inter-Integrated Circuit (I2C) Module User's Guide (Rev. A) 28 Oct 2009
Application note TMS320C6455 Design Guide and Comparisons to TMS320C6416T (Rev. A) 08 Sep 2009
Application note Common Object File Format (COFF) 15 Apr 2009
Application note Ultrasound Scan Conversion on TI's C64x+ DSPs 03 Apr 2009
User guide TMS320C64x+ DSP Cache User's Guide (Rev. B) 11 Feb 2009
User guide TMS320C645x DSP General-Purpose Input/Output (GPIO) User's Guide (Rev. A) 02 Dec 2008
White paper See the difference:DSPs in medical imaging 31 Oct 2008
Application note Migrating from TMS320C6455 to TMS320C6474 14 Oct 2008
More literature End-to-end video infrastructure solutions 29 Aug 2008
Application note Migrating from EDMA v2.0 to EDMA v3.0 TMS320C64X DSP (Rev. A) 21 Aug 2008
Application note Understanding TI's PCB Routing Rule-Based DDR Timing Specification (Rev. A) 17 Jul 2008
Application note Implementing DDR2 PCB Layout on the TMS320C6455/C6454 (Rev. E) 08 Jul 2008
User guide TMS320C6000 Assembly Language Tools v 6.1 User's Guide (Rev. Q) 15 May 2008
User guide TMS320C6000 Optimizing Compiler v 6.1 User's Guide (Rev. O) 15 May 2008
User guide TMS320C64x+ DSP Image/Video Processing Library (v2.0) Programmer's Reference (Rev. A) 05 May 2008
User guide TMS320C64x+ DSP Little-Endian Library Programmer's Reference (Rev. B) 06 Mar 2008
Application note TMS320C6455/C6454 Power Consumption Summary (Rev. B) 01 Oct 2007
User guide TMS320C645x DSP Host Port Interface (HPI) User's Guide (Rev. B) 18 Jul 2007
More literature TMS320C6000 DSP TCP/IP Stack Software (Rev. C) 04 Apr 2007
User guide TMS320C6000 DSP Multichannel Buffered Serial Port (McBSP) Reference Guide (Rev. G) 14 Dec 2006
Application note SW Operation of Gigabit Ethernet Media Access Controller on TMS320C645x DSP 31 Oct 2006
Application note Preparing an C645x application for I2C Boot Load 05 Sep 2006
Application note Implementing Serial Rapid I/O PCB layout on a TMS320C6455 Hardware Design (Rev. A) 17 Aug 2006
User guide TMS320C645x DSP Turbo-Decoder Coprocessor 2 (TCP2) Reference Guide 02 May 2006
User guide TMS320C64x+ DSP Big-Endian Library Programmer's Reference 10 Mar 2006
User guide TMS320C64x+ Image/Video Processing Library Programmer's Reference 10 Mar 2006
User guide TMS320C645x DSP Peripherals Overview Reference Guide 10 Feb 2006
Application note Migrating from EDMA v2.0 to EDMA v3.0 for TMS320C645X DSP 23 Dec 2005
User guide TMS320C645x DSP 64-Bit Timer User's Guide 23 Dec 2005
User guide TMS320C645x DSP Software-Programmable Phase-Locked Loop (PLL) Controller UG 23 Dec 2005
User guide TMS320C645x DSP Universal Test & Operations PHY Interface for ATM 2 (UTOPIA2) UG 23 Dec 2005
More literature EDN China Announces Its 1st Innovation Award Results Press Release 30 Nov 2005
Application note Migrating from TMS320C64x to TMS320C64x+ (Rev. A) 20 Oct 2005
Test report Download: C64x+ Benchmarks (v1.00) 06 Jul 2005
User guide High-Speed DSP Systems Design Reference Guide 20 May 2005
Application note TMS320C64x+ Megamodule 16 Nov 2004

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

TMDSDSK6455 — TMS320C6455 DSP Starter Kit (DSK)

The TMS320C6455 DSP Starter Kit (DSK) developed jointly with Spectrum Digital is a low-cost development platform designed to speed the development of high performance applications based on TI’s TMS320C64x+™ DSP generation. The DSK is now available with the industries highest performing single core (...)

User guide: PDF
Not available on TI.com
Debug probe

TMDSEMU200-U — XDS200 USB Debug Probe

The XDS200 is a debug probe (emulator) used for debugging TI embedded devices.  The XDS200 features a balance of low cost with good performance as compared to the low cost XDS110 and the high performance XDS560v2.  It supports a wide variety of standards (IEEE1149.1, IEEE1149.7, SWD) in a (...)

Not available on TI.com
Debug probe

TMDSEMU560V2STM-U — XDS560™ software v2 system trace USB debug probe

The XDS560v2 is the highest performance of the XDS560™ family of debug probes and supports both the traditional JTAG standard (IEEE1149.1) and cJTAG (IEEE1149.7).  Note that it does not support serial wire debug (SWD).

All XDS debug probes support Core and System Trace in all ARM and DSP processors (...)

Not available on TI.com
Debug probe

TMDSEMU560V2STM-UE — XDS560v2 System Trace USB & Ethernet Debug Probe

The XDS560v2 is the highest performance of the XDS560™ family of debug probes and supports both the traditional JTAG standard (IEEE1149.1) and cJTAG (IEEE1149.7). Note that it does not support serial wire debug (SWD).

All XDS debug probes support Core and System Trace in all ARM and DSP processors (...)

Not available on TI.com
Software development kit (SDK)

LINUXMCSDK — Linux MCSDK for C66x, C647x and C645x

NOTE: K2x, C665x and C667x devices are now actively maintained on the Processor-SDK release stream. See links above.

Our Multicore Software Development Kits (MCSDK) provide highly-optimized bundles of foundational, platform-specific drivers to enable development on selected TI ARM and DSP devices. (...)

Supported products & hardware

Supported products & hardware

Products
Digital signal processors (DSPs)
TMS320C6455 — C64x+ fixed point DSP- up to 1.2GHz, 64-Bit EMIFA, 32/16 Bit DDR2, 1 Gbps Ethernet TMS320C6457 — Communications infrastructure digital signal processor TMS320C6472 — Fixed-Point Digital Signal Processor TMS320C6474 — Multicore Digital Signal Processor TMS320C6670 — 4 core fixed and floating point DSP for Communications and Telecom TMS320C6678 — High performance octo-core C66x fixed and floating-point DSP- up to 1.25GHz
Hardware development
TMDSDSK6455 — TMS320C6455 DSP Starter Kit (DSK)
Download options
Software development kit (SDK)

MEDIMGSTK-C66X — TI Embedded Processor Software Tool Kit for Medical Imaging (STK-MED) - for C66x and C64x+ based processors

The TI Embedded Processor Software Toolkit for Medical Imaging (STK-MED) is a collection of several standard ultrasound and optical coherence tomography (OCT) algorithms for TI’s C66x™ and C64x+™ architecture. The algorithms showcase how medical imaging functions can leverage the C66x and (...)
Supported products & hardware

Supported products & hardware

Products
Digital signal processors (DSPs)
DM505 — SoC for vision analytics 15mm package SM320C6678-HIREL — High reliability product high performance 8-core C6678 fixed and floating-point DSP TMS320C6454 — C64x+ fixed point DSP- up to 1GHz, 64-Bit EMIFA, 32/16 Bit DDR2, 1 Gbps Ethernet TMS320C6455 — C64x+ fixed point DSP- up to 1.2GHz, 64-Bit EMIFA, 32/16 Bit DDR2, 1 Gbps Ethernet TMS320C6457 — Communications infrastructure digital signal processor TMS320C6472 — Fixed-Point Digital Signal Processor TMS320C6474 — Multicore Digital Signal Processor
Download options
Driver or library

SPRC122 — C62x/C64x Fast Run-Time Support (RTS) Library

The C62x/64x FastRTS Library is an optimized, floating-point function library for C programmers using either TMS320C62x or TMS320C64x devices. These routines are typically used in computationally intensive real-time applications where optimal execution speed is critical. By replacing the current (...)
View options
Driver or library

SPRC234 — C6455 Chip Support Library (CSL) - SPRC234

This release of CSL for TMS320C6455 contains peripheral programming (functional and register level) APIs for C6455 modules. This set of APIs provides peripheral abstraction that can be used by higher layers of software.
Download
Driver or library

SPRC264 — TMS320C5000/6000 Image Library (IMGLIB)

C5000/6000 Image Processing Library (IMGLIB) is an optimized image/video processing function library for C programmers. It includes C-callable general-purpose image/video processing routines that are typically used in computationally intensive real-time applications. With these routines, higher (...)
View options
Driver or library

SPRC265 — TMS320C6000 DSP Library (DSPLIB)

TMS320C6000 Digital Signal Processor Library (DSPLIB) is a platform-optimized DSP function library for C programmers. It includes C-callable, general-purpose signal-processing routines that are typically used in computationally intensive real-time applications. With these routines, higher (...)
View options
Driver or library

TELECOMLIB — Telecom and Media Libraries - FAXLIB, VoLIB and AEC/AER for TMS320C64x+ and TMS320C55x Processors

Voice Library - VoLIB provides components that, together, facilitate the development of the signal processing chain for Voice over IP applications such as infrastructure, enterprise, residential gateways and IP phones. Together with optimized implementations of ITU-T voice codecs, that can be (...)
View options
IDE, configuration, compiler or debugger

CCSTUDIO — Code Composer Studio™ integrated development environment (IDE)

Code Composer Studio is an integrated development environment (IDE) for TI's microcontrollers and processors. It comprises a suite of tools used to develop and debug embedded applications.  Code Composer Studio is available for download across Windows®, Linux® and macOS® (...)

Supported products & hardware

Supported products & hardware

This design resource supports most products in these categories.

Check the product details page to verify support.

Products
Automotive mmWave radar sensors
AWR1243 — 76-GHz to 81-GHz high-performance automotive MMIC AWR1443 — Single-chip 76-GHz to 81-GHz automotive radar sensor integrating MCU and hardware accelerator AWR1642 — Single-chip 76-GHz to 81-GHz automotive radar sensor integrating DSP and MCU AWR1843 — Single-chip 76-GHz to 81-GHz automotive radar sensor integrating DSP, MCU and radar accelerator AWR1843AOP — Single-chip 76-GHz to 81-GHz automotive radar sensor integrating antenna on package, DSP and MCU AWR2243 — 76-GHz to 81-GHz automotive second-generation high-performance MMIC AWR2944 — Automotive 2nd-generation, 76-GHz to 81-GHz, high-performance SoC for corner and long-range radar AWR6443 — Single-chip 60-GHz to 64-GHz automotive radar sensor integrating MCU and radar accelerator AWR6843 — Single-chip 60-GHz to 64-GHz automotive radar sensor integrating DSP, MCU and radar accelerator AWR6843AOP — Single-chip 60-GHz to 64-GHz automotive radar sensor integrating antenna on package, DSP and MCU
Industrial mmWave radar sensors
IWR1443 — Single-chip 76-GHz to 81-GHz mmWave sensor integrating MCU and hardware accelerator IWR1642 — Single-chip 76-GHz to 81-GHz mmWave sensor integrating DSP and MCU IWR1843 — Single-chip 76-GHz to 81-GHz industrial radar sensor integrating DSP, MCU and radar accelerator IWR6443 — Single-chip 60-GHz to 64-GHz intelligent mmWave sensor integrating MCU and hardware accelerator IWR6843 — Single-chip 60-GHz to 64-GHz intelligent mmWave sensor integrating processing capability IWR6843AOP — Single-chip 60-GHz to 64-GHz intelligent mmWave sensor with integrated antenna on package (AoP)
Launch Download options
Software codec

ADT-3P-DSPVOIPCODECS — Adaptive Digital Technologies DSP VOIP, speech and audio codecs

Adaptive Digital is a developer of voice quality enhancement algorithms, and best-in-class acoustic echo cancellation software that work with TI DSPs. Adaptive Digital has extensive experience in the algorithm development, implementation, optimization and configuration tuning. They provide (...)
From: Adaptive Digital Technologies, Inc.
Go to third party
Software codec

C64XPLUSCODECS — CODECS - Video and Speech- C64x+-based Devices (OMAP35x, C645x, C647x, DM646, DM644x, DM643x)

TI codecs are free, come with production licensing and are available for download now. All are production-tested for easy integration into video and voice applications. Click GET SOFTWARE button (above) to access the most recent, tested codec versions available. Datasheets and Release Notes are on (...)
View options
Software codec

COUTH-3P-DSPVOIPCODECS — CouthIT DSP VoIP, speech, and audio codecs

Since 1999, CouthIT has been helping customers transform their ideas into real-time robust software solutions. They license specialized, pre-built, highly optimized software modules in the areas of VoIP and speech and audio codecs, and provide software optimization and customization services for (...)
From: Couth Infotech Pvt. Ltd.
Go to third party
Software codec

TMDXDAISXDM — eXpressDSP Algorithm Standard – xDAIS Developer’s Kit and xDM

xDAIS and xDM

The eXpressDSP™ Algorithm Interoperability Standard (xDAIS) and the eXpressDSP Digital Media (xDM) standard fully leverage the ability of DSPs to perform a wide range of multimedia functions on a single device. eXpressDSP compliance is achieved by adhering to these standards. To (...)

View options
Software codec

VOCAL-3P-DSPVOIPCODECS — Vocal technologies DSP VoIP codecs

With over 25 years of assembly and C code development, VOCAL modular software suite is available for a wide variety of TI DSPs. Products include ATAs, VoIP servers and gateways, HPNA-based IPBXs, video surveillance, voice and video conferencing, voice and data RF devices, RoIP gateways, secure (...)
From: VOCAL Technologies, Ltd.
Go to third party
Simulation model

C6455 and C6454 ZTZ BSDL Model (for Silicon Revisions 1.1, 2.0, 2.1, and 3.1) (Rev. E)

SPRM201E.ZIP (207 KB) - BSDL Model
Download
Simulation model

C6455, C6454 ZTZ IBIS Model (Rev. B)

SPRM205B.ZIP (119 KB) - IBIS Model
Download
Design tool

PROCESSORS-3P-SEARCH — Arm®-based MPU, Arm-based MCU and DSP third-party search tool

TI has partnered with companies to offer a wide range of software, tools, and SOMs using TI processors to accelerate your path to production. Download this search tool to quickly browse our third-party solutions and find the right third-party to meet your needs. The software, tools and modules (...)
Download
Schematic

5Vin Power Design using Integrated-FET DCDC Converters and LDO's

SLVR326.PDF (1176 KB)
Download
Schematic

12Vin Power Design using Integrated-FET DCDC Converters and LDO's

SLVR327.PDF (1160 KB)
Download
Package Pins Download
FCBGA (CTZ) 697 View options
FCBGA (GTZ) 697 View options
TI's Standard Terms and Conditions for Evaluation Items apply.

Ordering & quality

Information included:
  • RoHS
  • REACH
  • Device marking
  • Lead finish/Ball material
  • MSL rating/Peak reflow
  • MTBF/FIT estimates
  • Material content
  • Qualification summary
  • Ongoing reliability monitoring

Recommended products may have parameters, evaluation modules or reference designs related to this TI product.

Support & training

TI E2E™ forums with technical support from TI engineers

View all forum topics

Content is provided "as is" by TI and community contributors and does not constitute TI specifications. See terms of use.

If you have questions about quality, packaging or ordering TI products, see TI support. ​​​​​​​​​​​​​​

Videos