사양
| 속성 | 가치 |
| Package | 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 | 513MHz DSP, 256.5MHz ARM® |
| Non-VolatileMemory | ROM (8kB) |
| On-ChipRAM | 160kB |
| Voltage-I/O | 1.8V, 3.3V |
| Voltage-Core | 1.20V |
| OperatingTemperature | -40°C ~ 105°C (TC) |
| MountingType | Surface Mount |
| Package/Case | 361-LFBGA |
개요
Description
The TMS320DM6446AZWTA is a high-performance, multimedia-focused digital signal processor (DSP) from Texas Instruments, part of the DaVinci™ family. It integrates an ARM926EJ-S core (for control tasks) and a C64x+ DSP (for signal processing) on a single chip, enabling efficient real-time video/audio processing.
Key features:
- Clock speeds: Up to 297 MHz (ARM) and 594 MHz (DSP).
- Memory: 32KB L1 cache (each core), 64KB L2 (DSP), and 16KB ARM/DSP shared RAM.
- Video/imaging: Supports H.264, MPEG-4, JPEG, and other codecs via hardware accelerators.
- Interfaces: Includes Ethernet, USB 2.0, DDR2 memory controller, and video ports.
- Package: 361-ball BGA (AZWTA suffix).
Target applications: IP cameras, digital media, medical imaging, and embedded vision systems. The chip optimizes power efficiency while delivering robust multimedia performance.
For detailed specs, refer to TI’s datasheet.
Key features:
- Clock speeds: Up to 297 MHz (ARM) and 594 MHz (DSP).
- Memory: 32KB L1 cache (each core), 64KB L2 (DSP), and 16KB ARM/DSP shared RAM.
- Video/imaging: Supports H.264, MPEG-4, JPEG, and other codecs via hardware accelerators.
- Interfaces: Includes Ethernet, USB 2.0, DDR2 memory controller, and video ports.
- Package: 361-ball BGA (AZWTA suffix).
Target applications: IP cameras, digital media, medical imaging, and embedded vision systems. The chip optimizes power efficiency while delivering robust multimedia performance.
For detailed specs, refer to TI’s datasheet.
Equivalent
The TMS320DM6446AZWTA is a DaVinci digital media processor. Equivalent or similar products include:
- TMS320DM6446BZWTA (updated version)
- TMS320DM6443 (lower performance, no video encoder)
- TMS320DM6441 (reduced features)
- TMS320DM643x (similar DSP core, different peripherals)
- TI OMAP-L138 (dual-core ARM+DSP alternative)
For newer alternatives, consider Sitara AM335x or AM57x processors. Check TI’s documentation for exact compatibility.
- TMS320DM6446BZWTA (updated version)
- TMS320DM6443 (lower performance, no video encoder)
- TMS320DM6441 (reduced features)
- TMS320DM643x (similar DSP core, different peripherals)
- TI OMAP-L138 (dual-core ARM+DSP alternative)
For newer alternatives, consider Sitara AM335x or AM57x processors. Check TI’s documentation for exact compatibility.
Features
The TMS320DM6446AZWTA is a DaVinci digital media processor from Texas Instruments, featuring:
- Dual-Core Architecture: Combines a ARM926EJ-S core (up to 297 MHz) for control tasks and a C64x+ DSP (up to 594 MHz) for high-performance signal processing.
- Video Acceleration: Supports H.264, MPEG-4, MPEG-2, and JPEG encode/decode.
- Memory: Integrated 64KB L1P/L1D cache, 256KB L2 cache, and supports DDR2 (up to 256MB).
- Peripherals: Includes EMAC, USB 2.0, UART, SPI, I²C, VPFE/VPBE for video I/O, and MMC/SD.
- Power Efficiency: Operates at 1.2V core/3.3V I/O with low-power modes.
- Package: 361-pin BGA (Pb-free).
Ideal for video surveillance, IP cameras, and media gateways.
- Dual-Core Architecture: Combines a ARM926EJ-S core (up to 297 MHz) for control tasks and a C64x+ DSP (up to 594 MHz) for high-performance signal processing.
- Video Acceleration: Supports H.264, MPEG-4, MPEG-2, and JPEG encode/decode.
- Memory: Integrated 64KB L1P/L1D cache, 256KB L2 cache, and supports DDR2 (up to 256MB).
- Peripherals: Includes EMAC, USB 2.0, UART, SPI, I²C, VPFE/VPBE for video I/O, and MMC/SD.
- Power Efficiency: Operates at 1.2V core/3.3V I/O with low-power modes.
- Package: 361-pin BGA (Pb-free).
Ideal for video surveillance, IP cameras, and media gateways.
Pinout
The TMS320DM6446AZWTA is a DaVinci digital media processor from Texas Instruments, featuring a 361-pin BGA package (ZWT suffix).
Key Functions:
- Dual-Core Architecture: Combines an ARM926EJ-S core (for control tasks) and a C64x+ DSP core (for high-performance signal processing).
- Video Processing: Supports multiple video codecs (MPEG-4, H.264, etc.) via integrated video accelerators.
- Memory Interface: Includes DDR2, NAND/NOR flash, and EMAC for external memory.
- Peripherals: Offers USB 2.0, UART, SPI, I²C, and video ports (VPFE/VPBE) for camera/display connectivity.
- Power Management: Optimized for low-power applications.
Pins are allocated for power, ground, I/O, and dedicated interfaces (e.g., Ethernet, audio). Exact pin functions are detailed in the datasheet.
Key Functions:
- Dual-Core Architecture: Combines an ARM926EJ-S core (for control tasks) and a C64x+ DSP core (for high-performance signal processing).
- Video Processing: Supports multiple video codecs (MPEG-4, H.264, etc.) via integrated video accelerators.
- Memory Interface: Includes DDR2, NAND/NOR flash, and EMAC for external memory.
- Peripherals: Offers USB 2.0, UART, SPI, I²C, and video ports (VPFE/VPBE) for camera/display connectivity.
- Power Management: Optimized for low-power applications.
Pins are allocated for power, ground, I/O, and dedicated interfaces (e.g., Ethernet, audio). Exact pin functions are detailed in the datasheet.
Application
The TMS320DM6446AZWTA is a DaVinci digital media processor from Texas Instruments, primarily used in embedded vision and multimedia applications. Key areas include:
- Video Surveillance: Real-time video processing and analytics.
- Industrial Imaging: Machine vision and inspection systems.
- Medical Imaging: Ultrasound and endoscopy devices.
- Automotive: Advanced driver assistance systems (ADAS).
- Consumer Electronics: Digital cameras, video conferencing, and set-top boxes.
Its dual-core architecture (ARM + DSP) enables efficient multimedia processing, making it ideal for high-performance embedded applications.
- Video Surveillance: Real-time video processing and analytics.
- Industrial Imaging: Machine vision and inspection systems.
- Medical Imaging: Ultrasound and endoscopy devices.
- Automotive: Advanced driver assistance systems (ADAS).
- Consumer Electronics: Digital cameras, video conferencing, and set-top boxes.
Its dual-core architecture (ARM + DSP) enables efficient multimedia processing, making it ideal for high-performance embedded applications.
