Overview
The TMS320DM642GDK500 is a high-performance digital media processor developed by Texas Instruments. It is part of the TMS320C64x™ DSP generation, which is the highest-performance fixed-point DSP family within the TMS320C6000™ DSP platform. This processor is based on the second-generation advanced VelociTI™ very-long-instruction-word (VLIW) architecture (VelociTI.2™), making it an excellent choice for digital media applications such as video and imaging processing.
The DM642 device offers significant operational flexibility, combining the capabilities of high-speed controllers and array processors. It is fully software-compatible with other C64x™ devices, ensuring ease of development and integration into various multimedia systems.
Key Specifications
| Parameter | Specification |
|---|---|
| Clock Rate | 500 MHz |
| Instruction Cycle Time | 2 ns, 1.67 ns, 1.39 ns |
| MIPS (Million Instructions Per Second) | 4000 MIPS |
| Functional Units | Eight highly independent functional units with VelociTI.2™ extensions: Six ALUs (32-/40-Bit), Two Multipliers |
| Cache Memory | 128K-Bit (16K-Byte) L1P Program Cache, 128K-Bit (16K-Byte) L1D Data Cache, 2M-Bit (256K-Byte) L2 Unified Mapped RAM/Cache |
| External Memory Space | 1024M-Byte Total Addressable External Memory Space |
| Power Voltage | 3.3V |
| Packaging | BGA, 23 mm |
Key Features
- High-performance digital media processor with up to 4000 MIPS at 500 MHz clock rate.
- Eight highly independent functional units with VelociTI.2™ extensions, including six ALUs and two multipliers.
- Support for single 32-bit, dual 16-bit, or quad 8-bit arithmetic per clock cycle.
- Byte-addressable (8-/16-/32-/64-Bit Data) with 8-bit overflow protection and bit-field extract, set, clear operations.
- Glueless interface to asynchronous and synchronous memories (SRAM, EPROM, SDRAM, etc.).
- IEEE 802.3 compliant with Media Independent Interface (MII) and support for multiple resolutions and video standards.
- Audio/Video synchronization and support for common video decoder and encoder devices.
Applications
The TMS320DM642GDK500 is designed for a wide range of digital media applications, including:
- Video and imaging processing: Supports industry-standard algorithms like MPEG-4 AVC (H.264) encode and decode.
- Multimedia systems: High-quality video ports and extensive on-chip peripherals for audio/video and connectivity.
- Portable video applications: Ideal for devices requiring high-performance video processing in compact form factors.
- Video-over-IP applications: Reduces system cost through on-chip integration of key audio/video and connectivity peripherals.
Q & A
- What is the clock rate of the TMS320DM642GDK500?
The clock rate of the TMS320DM642GDK500 is 500 MHz.
- How many MIPS does the TMS320DM642GDK500 achieve?
The TMS320DM642GDK500 achieves up to 4000 MIPS.
- What type of architecture does the TMS320DM642GDK500 use?
The TMS320DM642GDK500 uses the second-generation advanced VelociTI™ very-long-instruction-word (VLIW) architecture (VelociTI.2™).
- What are the key functional units of the TMS320DM642GDK500?
The key functional units include six ALUs (32-/40-Bit) and two multipliers.
- What is the total addressable external memory space of the TMS320DM642GDK500?
The total addressable external memory space is 1024M-Byte.
- Is the TMS320DM642GDK500 compatible with other C64x™ devices?
Yes, the TMS320DM642GDK500 is fully software-compatible with other C64x™ devices.
- What video standards does the TMS320DM642GDK500 support?
The TMS320DM642GDK500 supports multiple resolutions and video standards, including industry-standard algorithms like MPEG-4 AVC (H.264) encode and decode.
- What type of packaging does the TMS320DM642GDK500 use?
The TMS320DM642GDK500 uses BGA (Ball Grid Array) packaging with a 23 mm size.
- What is the power voltage requirement for the TMS320DM642GDK500?
The power voltage requirement is 3.3V.
- What kind of interfaces does the TMS320DM642GDK500 support?
The TMS320DM642GDK500 supports glueless interfaces to asynchronous and synchronous memories, as well as IEEE 802.3 compliant MII.
