仕様
| 属性 | 値 |
| Package | Bulk,Tray |
| Series | TMS320DM644x, DaVinci™ |
| ProductStatus | Not For New Designs |
| Type | Digital Media System-on-Chip (DMSoC) |
| Interface | ASP, EBI/EMI, Host Interface, I²C, SPI, UART, USB |
| ClockRate | 594MHz DSP, 297MHz ARM® |
| Non-VolatileMemory | ROM (8kB) |
| On-ChipRAM | 160kB |
| Voltage-I/O | 1.8V, 3.3V |
| Voltage-Core | 1.20V |
| OperatingTemperature | 0°C ~ 85°C (TC) |
| MountingType | Surface Mount |
| Package/Case | 361-LFBGA |
概要
Description
The TMS320DM6446AZWT is a digital media processor from Texas Instruments, part of the DaVinci technology family. It is designed to facilitate high-performance video and audio processing, making it suitable for multimedia applications like digital video recorders, video conferencing, and IP security cameras.
The processor integrates an ARM926EJ-S core and a C64x+ DSP core, allowing it to handle both control-oriented tasks and intensive signal processing efficiently. It operates at a frequency of up to 594 MHz for the ARM and up to 486 MHz for the DSP. The TMS320DM6446AZWT supports a range of audio and video codecs and offers extensive peripheral interfaces, including USB, Ethernet, and video ports, enhancing its versatility for multimedia applications.
With onboard memory controllers for DDR2 and external memory, the chip provides flexible memory solutions. It supports various operating systems and development tools, thereby facilitating easy integration and development. The device's capability to handle complex multimedia processing while offering power efficiency makes it a popular choice for embedded multimedia systems.
The processor integrates an ARM926EJ-S core and a C64x+ DSP core, allowing it to handle both control-oriented tasks and intensive signal processing efficiently. It operates at a frequency of up to 594 MHz for the ARM and up to 486 MHz for the DSP. The TMS320DM6446AZWT supports a range of audio and video codecs and offers extensive peripheral interfaces, including USB, Ethernet, and video ports, enhancing its versatility for multimedia applications.
With onboard memory controllers for DDR2 and external memory, the chip provides flexible memory solutions. It supports various operating systems and development tools, thereby facilitating easy integration and development. The device's capability to handle complex multimedia processing while offering power efficiency makes it a popular choice for embedded multimedia systems.
Equivalent
The TMS320DM6446AZWT is a digital media processor from Texas Instruments, part of the DaVinci series. Equivalent products would include other digital signal processors (DSPs) or system-on-chip (SoC) solutions designed for multimedia applications. Considerations include other DaVinci processors like the TMS320DM6437, or similar offerings from competitors such as the Freescale i.MX series or Analog Devices' Blackfin processors, depending on specific application requirements and feature set. It is crucial to compare specifications to ensure compatibility with your needs.
Features
The TMS320DM6446AZWT is a digital media processor from Texas Instruments, designed primarily for multimedia applications. Key features include:
1. Dual-Core Architecture: It integrates an ARM926EJ-S core and a C64x+ DSP core, facilitating efficient handling of both general-purpose and signal processing tasks.
2. Clock Speed: The ARM core operates at up to 300 MHz, while the DSP core can reach up to 600 MHz, ensuring robust processing capabilities.
3. Memory: It supports various memory interfaces, including DDR2, NAND, and NOR flash, allowing flexible memory management.
4. Video Processing: The processor supports H.264, MPEG-4, and VC-1 video codecs, making it suitable for video-intensive applications.
5. Peripherals: Includes several peripherals like USB 2.0, ATA/ATAPI, and Ethernet MAC, enhancing connectivity and data transfer capabilities.
6. Power Management: Features power-saving modes to optimize energy consumption.
7. Applications: Primarily used in digital video recorders, video conferencing systems, and IP security cameras due to its multimedia processing capabilities.
This combination of features makes the TMS320DM6446AZWT a versatile choice for multimedia processing tasks.
1. Dual-Core Architecture: It integrates an ARM926EJ-S core and a C64x+ DSP core, facilitating efficient handling of both general-purpose and signal processing tasks.
2. Clock Speed: The ARM core operates at up to 300 MHz, while the DSP core can reach up to 600 MHz, ensuring robust processing capabilities.
3. Memory: It supports various memory interfaces, including DDR2, NAND, and NOR flash, allowing flexible memory management.
4. Video Processing: The processor supports H.264, MPEG-4, and VC-1 video codecs, making it suitable for video-intensive applications.
5. Peripherals: Includes several peripherals like USB 2.0, ATA/ATAPI, and Ethernet MAC, enhancing connectivity and data transfer capabilities.
6. Power Management: Features power-saving modes to optimize energy consumption.
7. Applications: Primarily used in digital video recorders, video conferencing systems, and IP security cameras due to its multimedia processing capabilities.
This combination of features makes the TMS320DM6446AZWT a versatile choice for multimedia processing tasks.
Pinout
The TMS320DM6446AZWT is a digital media processor from Texas Instruments, part of the DaVinci technology series. It is designed for applications that require video, image, and audio processing. This processor is implemented in a 529-ball Ball Grid Array (BGA) package.
Key functions of the TMS320DM6446AZWT include:
1. Dual-Core Architecture: It features a DSP core (TMS320C64x+ DSP) and an ARM926EJ-S core, allowing for efficient handling of media processing tasks.
2. Video and Imaging Capabilities: It supports standard-definition (SD) and high-definition (HD) video processing, suitable for applications such as video conferencing, digital video recorders, and media players.
3. Peripheral Interfaces: Includes interfaces like USB 2.0, UART, I2C, SPI, and more for connectivity and data exchange.
4. Memory Support: Provides interfaces for SDRAM, NAND, and NOR flash memory, enabling flexible storage solutions.
5. Connectivity: Features an Ethernet MAC for network applications.
The TMS320DM6446AZWT is a versatile processor ideal for multimedia applications requiring both high-performance processing and efficient power management.
Key functions of the TMS320DM6446AZWT include:
1. Dual-Core Architecture: It features a DSP core (TMS320C64x+ DSP) and an ARM926EJ-S core, allowing for efficient handling of media processing tasks.
2. Video and Imaging Capabilities: It supports standard-definition (SD) and high-definition (HD) video processing, suitable for applications such as video conferencing, digital video recorders, and media players.
3. Peripheral Interfaces: Includes interfaces like USB 2.0, UART, I2C, SPI, and more for connectivity and data exchange.
4. Memory Support: Provides interfaces for SDRAM, NAND, and NOR flash memory, enabling flexible storage solutions.
5. Connectivity: Features an Ethernet MAC for network applications.
The TMS320DM6446AZWT is a versatile processor ideal for multimedia applications requiring both high-performance processing and efficient power management.
Manufacturer
The TMS320DM6446AZWT is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of analog and embedded processing chips. TI is widely recognized for its innovations in the electronics industry, producing components used in various applications such as industrial, automotive, personal electronics, and communications. The company is known for its leadership in analog technologies and digital signal processing solutions, which are critical for developing advanced electronics.
Application
The TMS320DM6446AZWT is a digital media processor used primarily in embedded systems. Its application areas include:
1. Digital Video Recorders (DVRs): For encoding and decoding video streams.
2. IP Cameras: Provides video processing capabilities for surveillance systems.
3. Video Conferencing: Enables real-time video compression and transmission.
4. Set-Top Boxes: Manages media streaming and playback functions.
5. Portable Media Players: Facilitates audio and video playback and processing.
6. Automotive Infotainment: Supports multimedia applications in vehicles.
7. Medical Imaging: Assists in processing high-quality medical videos and images.
These applications leverage the processor's capabilities for efficient media handling and processing.
1. Digital Video Recorders (DVRs): For encoding and decoding video streams.
2. IP Cameras: Provides video processing capabilities for surveillance systems.
3. Video Conferencing: Enables real-time video compression and transmission.
4. Set-Top Boxes: Manages media streaming and playback functions.
5. Portable Media Players: Facilitates audio and video playback and processing.
6. Automotive Infotainment: Supports multimedia applications in vehicles.
7. Medical Imaging: Assists in processing high-quality medical videos and images.
These applications leverage the processor's capabilities for efficient media handling and processing.
Package
The TMS320DM6446AZWT comes in a 361-ball BGA (Ball Grid Array) package. This package type is designed to provide a compact and efficient layout for the processor, facilitating better performance in thermal and electrical performance applications.
