Overview
The TMS320DM642AGNZA5, produced by Texas Instruments, is a high-performance fixed-point digital signal processor (DSP) designed for digital media applications. It is part of the TMS320C64x™ DSP generation within the TMS320C6000™ DSP platform. This device is based on the second-generation VelociTI™ very-long-instruction-word (VLIW) architecture, specifically the VelociTI.2™ extensions, which enhance performance in video and imaging applications. The DM642 offers exceptional processing power, operational flexibility, and a diverse set of peripherals, making it an excellent choice for demanding digital media tasks.
Key Specifications
| Parameter | Specification |
|---|---|
| Instruction Cycle Time | 2-, 1.67-, 1.39-ns |
| Clock Rate | 500-, 600-, 720-MHz |
| Instructions per Cycle | Eight 32-Bit Instructions/Cycle |
| MIPS | 4000, 4800, 5760 MIPS |
| Functional Units | Six ALUs (32-/40-Bit), Two Multipliers |
| Cache Memory | 128K-Bit L1P Program Cache, 128K-Bit L1D Data Cache, 2M-Bit L2 Unified RAM/Cache |
| External Memory Interface | 64-Bit Glueless External Memory Interface (EMIFA) |
| Package Type | 548-Pin Ball Grid Array (BGA) |
| Voltage | 3.3-V I/O, 1.2-V or 1.4-V Internal |
Key Features
- High-performance digital media processor with VelociTI.2™ extensions.
- Eight highly independent functional units, including six ALUs and two multipliers.
- Support for multiple arithmetic operations per clock cycle (single 32-bit, dual 16-bit, or quad 8-bit).
- Advanced cache architecture with 128K-Bit L1P and L1D caches and a 2M-Bit L2 unified RAM/cache.
- Glueless interface to various memory types (SRAM, SDRAM, ZBT SRAM, etc.).
- IEEE 802.3 compliant Ethernet MAC (EMAC) with 10/100 Mb/s support.
- Media Independent Interface (MII) and management data input/output (MDIO) module.
- Multiple serial data pins and multichannel buffered serial ports (McASP and McBSP).
- Support for audio/video synchronization and multiple video standards.
- Flexible PLL clock generator and IEEE-1149.1 (JTAG) boundary-scan compatibility.
Applications
The TMS320DM642AGNZA5 is designed for a wide range of digital media applications, including:
- Video and imaging processing.
- Audio processing and synchronization.
- High-speed data transmission and networking (Ethernet).
- Control of peripheral devices through I2C, SPI, and other interfaces.
- Embedded systems requiring high-performance DSP capabilities.
Q & A
- What is the TMS320DM642AGNZA5?
The TMS320DM642AGNZA5 is a high-performance fixed-point digital signal processor (DSP) from Texas Instruments, designed for digital media applications.
- What is the clock rate of the TMS320DM642AGNZA5?
The clock rate of the TMS320DM642AGNZA5 can be 500-, 600-, or 720-MHz.
- How many instructions can the TMS320DM642AGNZA5 execute per cycle?
The TMS320DM642AGNZA5 can execute eight 32-bit instructions per cycle.
- What is the MIPS rating of the TMS320DM642AGNZA5?
The MIPS rating of the TMS320DM642AGNZA5 is up to 5760 MIPS.
- What type of cache architecture does the TMS320DM642AGNZA5 use?
The TMS320DM642AGNZA5 uses a two-level cache architecture with 128K-Bit L1P and L1D caches and a 2M-Bit L2 unified RAM/cache.
- Does the TMS320DM642AGNZA5 support Ethernet?
Yes, the TMS320DM642AGNZA5 supports IEEE 802.3 compliant Ethernet MAC (EMAC) with 10/100 Mb/s.
- What types of memory interfaces does the TMS320DM642AGNZA5 support?
The TMS320DM642AGNZA5 supports glueless interfaces to asynchronous and synchronous memories, including SRAM, SDRAM, ZBT SRAM, etc.
- Can the TMS320DM642AGNZA5 handle audio/video synchronization?
Yes, the TMS320DM642AGNZA5 supports audio/video synchronization and multiple video standards.
- What is the package type of the TMS320DM642AGNZA5?
The TMS320DM642AGNZA5 is packaged in a 548-Pin Ball Grid Array (BGA).
- Is the TMS320DM642AGNZA5 compatible with other C6000™ DSPs?
Yes, the TMS320DM642AGNZA5 is fully software-compatible with other C64x™ DSPs.
