Overview
The TMS320DM6467, produced by Texas Instruments, is a high-performance Digital Media System-on-Chip (DMSoC) that leverages TI’s DaVinci™ technology. This SoC is designed to meet the networked media encode and decode digital media processing needs of next-generation embedded devices. The DM6467 features a dual-core architecture, combining a high-performance TMS320C64x+ DSP core and an ARM926EJ-S core, providing the benefits of both DSP and Reduced Instruction Set Computer (RISC) technologies. This architecture enables robust operating system support, rich user interfaces, high processing performance, and long battery life.
Key Specifications
| Feature | Specification |
|---|---|
| C64x+ Clock Rate | 594 MHz, 729 MHz |
| ARM926EJ-S Clock Rate | 297 MHz, 364.5 MHz |
| L1P Program RAM/Cache | 32K-Byte (Direct Mapped) |
| L1D Data RAM/Cache | 32K-Byte (2-Way Set-Associative) |
| L2 Unified Mapped RAM/Cache | 128K-Byte (Flexible RAM/Cache Allocation) |
| DDR2 Memory Controller | 297 MHz, 310.5 MHz (16/32-bit bus width) |
| Asynchronous EMIF (EMIFA) | 8/16-bit bus width for slower memories/peripherals |
| UART/IrDA/CIR Modules | Three configurable modules, up to 1.8432 Mbps UART |
| SPI | One SPI with two chip-selects |
| I2C Bus | One Master/Slave I2C Bus interface |
| Multichannel Audio Serial Ports (McASPs) | Two McASPs, one with 4 serializers and one with 1 serializer for S/PDIF output |
| Ethernet MAC | 10/100/1000 Mb/s Ethernet MAC with MDIO module |
| General-Purpose Timers | Two 64-bit timers, each configurable as two 32-bit timers |
| Watchdog Timer | One 64-bit watchdog timer |
| PCI Interface | 32-bit, 33 MHz, conforming to PCI Specification 2.3 |
| USB Interface | USB 2.0 High-/Full-/Low-Speed Host (Mini-Host) |
| I/O Voltage | 1.8 V, 3.3 V |
| Internal Voltage | 1.2 V, 1.05 V |
Key Features
- High-performance TMS320C64x+ DSP core and ARM926EJ-S core.
- C64x+ L1/L2 Memory Architecture with 32K-Byte L1P Program RAM/Cache and 128K-Byte L2 Unified Mapped RAM/Cache.
- Support for SmartReflex™ technology for power optimization.
- Three configurable UART/IrDA/CIR modules with modem control signals.
- External Memory Interfaces (EMIFs) including DDR2 and asynchronous EMIF (EMIFA).
- Master/Slave Inter-Integrated Circuit (I2C Bus™) interface.
- Two Multichannel Audio Serial Ports (McASPs) with multiple serializers.
- 10/100/1000 Mb/s Ethernet MAC with Management Data Input/Output (MDIO) module.
- Two 64-bit general-purpose timers and one 64-bit watchdog timer.
- 32-bit, 33 MHz Peripheral Component Interconnect (PCI) interface.
- USB 2.0 High-/Full-/Low-Speed Host (Mini-Host) interface.
- Configurable video port and ATA/ATAPI-6 interface.
Applications
- Video Encode/Decode/Transcode/Transrate.
- Digital Media Processing.
- Networked Media Encode/Decode.
- Video Imaging.
- Video Infrastructure.
- Video Conferencing.
Q & A
- What is the TMS320DM6467?
The TMS320DM6467 is a Digital Media System-on-Chip (DMSoC) produced by Texas Instruments, featuring a dual-core architecture with a TMS320C64x+ DSP core and an ARM926EJ-S core.
- What are the clock rates of the C64x+ and ARM926EJ-S cores?
The C64x+ core operates at 594 MHz or 729 MHz, while the ARM926EJ-S core operates at 297 MHz or 364.5 MHz.
- What type of memory architecture does the DM6467 have?
The DM6467 features a C64x+ L1/L2 Memory Architecture with 32K-Byte L1P Program RAM/Cache and 128K-Byte L2 Unified Mapped RAM/Cache.
- Does the DM6467 support external memory interfaces?
Yes, it supports DDR2 memory and asynchronous EMIF (EMIFA) for slower memories/peripherals.
- What communication interfaces are available on the DM6467?
The DM6467 includes UART/IrDA/CIR modules, SPI, I2C Bus, Multichannel Audio Serial Ports (McASPs), Ethernet MAC, and USB 2.0 High-/Full-/Low-Speed Host interface.
- What are the key applications of the TMS320DM6467?
The DM6467 is used in video encoding/decoding, digital media processing, networked media encoding/decoding, video imaging, video infrastructure, and video conferencing.
- Is the DM6467 compliant with industry standards?
Yes, it conforms to various standards such as PCI Specification 2.3 and USB 2.0 specification.
- What is the lifecycle status of the TMS320DM6467?
The TMS320DM6467 is currently marked as Not Recommended for New Designs (NRND).
- Does the DM6467 support power optimization features?
Yes, it supports SmartReflex™ technology for power optimization.
- What are the I/O voltage levels supported by the DM6467?
The DM6467 supports 1.8 V and 3.3 V I/O voltage levels.
