Overview
The TMS320DM6441, produced by Texas Instruments, is a high-performance Digital Media System-on-Chip (DMSoC) that leverages TI’s DaVinci™ technology. This device is designed to meet the processing needs of next-generation embedded devices, particularly in networked media encode and decode applications. The DM6441 features 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.
Key Specifications
| Feature | Specification |
|---|---|
| DSP Clock Rate | 405 MHz (max) at 1.05 V, 513 MHz (max) at 1.2 V |
| ARM926EJ-S Clock Rate | 202.5 MHz (max) at 1.05 V, 256 MHz (max) at 1.2 V |
| L1 Program Cache (L1P) | 32 KB direct mapped cache |
| L1 Data Cache (L1D) | 80 KB 2-way set-associative cache |
| L2 Unified Mapped RAM/Cache | 64 KB |
| On-Chip Memory (ARM) | 16 KB I-cache, 8 KB D-cache, 16 KB RAM, 8 KB ROM |
| Peripheral Interfaces | 10/100 Mb/s Ethernet MAC, I2C, SPI, UARTs, VLYNQ, HPI, USB 2.0 |
| General-Purpose Timers | Two 64-bit timers (each configurable as two 32-bit timers), one 64-bit watchdog timer |
| GPIO | Up to 71 pins of general-purpose input/output |
| Package | 361-pin Pb-Free BGA package, 0.8-mm ball pitch |
| Voltage | 1.05 V, 1.2 V (core), 1.8 V, 3.3 V (I/O) |
Key Features
- High-performance Digital Media SoC with dual-core architecture (TMS320C64x+ DSP and ARM926EJ-S core)
- Enhanced Direct-Memory-Access (EDMA3) controller with 64 independent channels
- Video Processing Subsystem (VPSS) with configurable video/imaging peripherals
- Support for various video formats including NTSC/PAL, S-Video, RGB, YPbPr
- AUDIO serial port (ASP), I2S, AC97 Audio Codec Interface, and Standard Voice Codec Interface (AIC12)
- 10/100 Mb/s Ethernet MAC (EMAC) with management data input/output (MDIO)
- VLYNQ™ interface (FPGA interface) and Host Port Interface (HPI) with 16-bit multiplexed address/data
- Three UARTs with hardware handshaking support on one UART
- Three pulse width modulator (PWM) peripherals
- External memory interfaces: asynchronous EMIFA and synchronous DDR2 memory interface
Applications
- Digital Media: networked media encode/decode, video imaging, portable media players
- Video Imaging: real-time image processing, video capture, and display
- Portable Media Players: high-performance processing for multimedia applications
Q & A
- What is the TMS320DM6441?
The TMS320DM6441 is a high-performance Digital Media System-on-Chip (DMSoC) produced by Texas Instruments.
- What are the key components of the TMS320DM6441?
The device features 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 up to 405 MHz at 1.05 V or 513 MHz at 1.2 V, while the ARM core operates at up to 202.5 MHz at 1.05 V or 256 MHz at 1.2 V.
- What is the Video Processing Subsystem (VPSS) in the TMS320DM6441?
The VPSS includes configurable video/imaging peripherals such as the video processing front-end (VPFE) and back-end (VPBE) with an imaging coprocessor (VICP).
- What types of memory does the TMS320DM6441 support?
The device supports DDR2 memory, asynchronous EMIFA for slower memories/peripherals, and various flash memory types like Compact Flash, MMC/SD, SmartMedia, and Memory Stick.
- What are the key peripheral interfaces available on the TMS320DM6441?
The device includes interfaces such as 10/100 Mb/s Ethernet MAC, I2C, SPI, UARTs, VLYNQ, HPI, and USB 2.0.
- What is the purpose of the EDMA3 controller in the TMS320DM6441?
The EDMA3 controller provides enhanced direct memory access with 64 independent channels.
- What are some common applications of the TMS320DM6441?
Common applications include digital media processing, video imaging, and portable media players.
- What is the package type and pin count of the TMS320DM6441?
The device comes in a 361-pin Pb-Free BGA package with a 0.8-mm ball pitch.
- What are the voltage requirements for the TMS320DM6441?
The core voltage is 1.05 V or 1.2 V, and the I/O voltage is 1.8 V or 3.3 V.
