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TMS320DM6446AZWT

TITMS320DM6446AZWT

Texas Instruments
Alternate DaVinci fixed-point processor with a different balance of interfaces and performance for multimedia designs.
140 in stock
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Overview

The TMS320DM6446AZWT is a high-performance Digital Media System-on-Chip (DMSoC) based on Texas Instruments' DaVinci technology. It integrates a 594MHz C64x+ DSP core and a 297MHz ARM926EJ-S RISC processor to provide a heterogeneous architecture optimized for digital video and multimedia processing.

Why Choose This Part

The dual-core architecture allows for a clear separation of tasks, where the ARM core runs the operating system (such as Linux) and the DSP handles compute-intensive VLIW algorithms. It offers a comprehensive set of peripherals including USB, I2C, SPI, and a Video Processing Subsystem to reduce external component count.

Applications

Digital Video Recording
Ideal for real-time video encoding and decoding applications like network video recorders (NVRs) and digital media servers.
Video Telephony
Enables low-latency video conferencing systems by offloading heavy codec processing to the DSP core while the ARM handles networking and UI.
IP Security Cameras
Supports intelligent video analytics and high-resolution streaming for commercial security infrastructure.
Automotive Infotainment
Used in in-vehicle multimedia systems to manage video playback and passenger entertainment displays.

Key Specifications

Type Digital Media System-on-Chip (DMSoC)
Interface ASP, EBI/EMI, Host Interface, I2C, SPI, UART, USB
Clock Rate 594MHz DSP, 297MHz ARM
On-Chip RAM 160kB
Mounting Type Surface Mount
Voltage - I/O 1.8V, 3.3V
Package / Case 361-LFBGA
Voltage - Core 1.20V
Non-Volatile Memory ROM (8kB)
Operating Temperature 0degC ~ 85degC (TC)
Supplier Device Package 361-NFBGA (16x16)

Getting Started

Development typically involves the TI Code Composer Studio (CCS) IDE for DSP firmware and standard GCC toolchains for the ARM9 Linux kernel. Hardware evaluation is commonly performed using the DaVinci Digital Video Evaluation Module (DVEVM) which includes the necessary board support packages and multimedia frameworks.

Also Consider

AM3358BZCZ100 TITexas Instruments - A more modern Sitara processor with a faster ARM core and 3D graphics acceleration, though lacking the C64x+ DSP core.
TMS320C6424ZWT6 TITexas Instruments - A lower-cost fixed-point DSP focused on signal processing without the dedicated video subsystems found in DaVinci parts.