Overview
The TMS320DM6441ZWT, 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 processing needs of next-generation embedded devices, particularly in networked media encode and decode applications. The DM6441 integrates a dual-core architecture, combining a TMS320C64x+ DSP core and an ARM926EJ-S core, providing the benefits of both DSP and Reduced Instruction Set Computer (RISC) technologies. This integration enables robust operating system support, rich user interfaces, high processing performance, and long battery life, making it ideal for various digital media applications.
Key Specifications
| Feature | Specification |
|---|---|
| CPU Cores | TMS320C64x+ DSP core, ARM926EJ-S core |
| Clock Rates | DSP: 405 MHz (1.05 V), 513 MHz (1.2 V); ARM: 202.5 MHz (1.05 V), 256 MHz (1.2 V) |
| On-Chip Memory | 32KB L1P Program RAM/Cache, 80KB L1D Data RAM/Cache, 64KB L2 Unified Mapped RAM/Cache |
| External Memory Interfaces | DDR2, Asynchronous EMIF (EMIFA), Compact Flash, MMC/SD, SmartMedia/xD, Memory Stick/Memory Stick PRO |
| Peripherals | 10/100 Mb/s Ethernet MAC, I2C, SPI, UART (3), Audio Serial Port (ASP), VLYNQ, HPI, PWM (3), ATA/CF |
| Video Processing | Video Processing Subsystem (VPSS) with VPFE and VPBE, imaging coprocessor (VICP) |
| Package | 361-pin Pb-Free BGA Package (ZWT Suffix), 0.8-mm Ball Pitch |
| Process Technology | 0.09-µm/6-Level Cu Metal Process (CMOS) |
| Voltage | Core: 1.05 V, 1.2 V; I/O: 1.8 V, 3.3 V |
Key Features
- High-performance dual-core architecture with TMS320C64x+ DSP and ARM926EJ-S cores.
- Enhanced Direct-Memory-Access (EDMA3) controller with 64 independent channels.
- Video Processing Subsystem (VPSS) with video processing front-end (VPFE) and back-end (VPBE) and imaging coprocessor (VICP).
- Support for various video formats including composite NTSC/PAL, S-video, and component (YPbPr or RGB) video.
- 10/100 Mb/s Ethernet MAC (EMAC) with MDIO module and IEEE 802.3 compliance.
- Multiple serial interfaces: SPI, I2C, UART, ASP, and USB 2.0.
- General-Purpose Input/Output (GPIO) with programmable interrupt/event generation modes.
- Two 64-bit general-purpose timers and one 64-bit watchdog timer.
Applications
- Digital Media: videophones, digital still cameras, streaming media devices.
- Networked Media Encode/Decode: set-top boxes, security netcams, DVRs.
- Portable Media Players: handheld media devices, portable video players.
- Video Imaging: automotive infotainment systems, advanced video imaging applications.
Q & A
- What is the TMS320DM6441ZWT? The TMS320DM6441ZWT is a Digital Media System-on-Chip (DMSoC) produced by Texas Instruments, integrating a TMS320C64x+ DSP core and an ARM926EJ-S core.
- What are the clock rates of the DSP and ARM cores? The DSP core operates at 405 MHz (1.05 V) or 513 MHz (1.2 V), while the ARM core operates at 202.5 MHz (1.05 V) or 256 MHz (1.2 V).
- What types of on-chip memory does the DM6441 have? The DM6441 includes 32KB L1P Program RAM/Cache, 80KB L1D Data RAM/Cache, and 64KB L2 Unified Mapped RAM/Cache.
- What external memory interfaces are supported? The DM6441 supports DDR2, Asynchronous EMIF (EMIFA), Compact Flash, MMC/SD, SmartMedia/xD, and Memory Stick/Memory Stick PRO.
- What video processing capabilities does the DM6441 have? The DM6441 features a Video Processing Subsystem (VPSS) with VPFE and VPBE, and an imaging coprocessor (VICP), supporting various video formats.
- What is the package type of the DM6441? The DM6441 is packaged in a 361-pin Pb-Free BGA Package (ZWT Suffix) with a 0.8-mm ball pitch.
- What process technology is used in the DM6441? The DM6441 is fabricated using a 0.09-µm/6-Level Cu Metal Process (CMOS).
- What are the voltage requirements for the DM6441? The core voltage is 1.05 V or 1.2 V, and the I/O voltage is 1.8 V or 3.3 V.
- What are some common applications of the DM6441? Common applications include digital media devices, networked media encode/decode, portable media players, and video imaging systems.
- Does the DM6441 support Ethernet connectivity? Yes, the DM6441 includes a 10/100 Mb/s Ethernet MAC (EMAC) with MDIO module and IEEE 802.3 compliance.
- What kind of timers are available on the DM6441? The DM6441 features two 64-bit general-purpose timers (each configurable as two 32-bit timers) and one 64-bit watchdog timer.
