Texas Instruments

TMS320DM6446ZWT  

DSP

TMS320DM6446ZWT Description

The TMS320DM6446ZWT from Texas Instruments is a high-performance Digital Media System-on-Chip (SoC) belonging to the DaVinci™ TMS320DM644x series. Designed for embedded multimedia applications, it integrates a 594MHz DSP core and a 297MHz ARM® processor, enabling efficient real-time signal processing and control tasks. The device operates within a 0°C to 85°C temperature range and features 1.20V core voltage with 1.8V/3.3V I/O support, ensuring low power consumption and compatibility with mixed-voltage systems. Packaged in a 361-BGA, it includes 8kB ROM and 160kB on-chip RAM for fast data access.

TMS320DM6446ZWT Features

• Dual-Core Architecture: Combines a TMS320C64x+ DSP (594MHz) for high-speed processing and an ARM926EJ-S (297MHz) for system control.
• Rich Peripheral Set: Interfaces include ASP, EBI/EMI, I2C, SPI, UART, USB, and a host interface for flexible connectivity.
• Low-Power Design: Optimized 1.20V core voltage reduces energy consumption in power-sensitive applications.
• Robust Memory: 8kB ROM for boot code and 160kB RAM for efficient data handling.
• Industrial Compliance: ROHS3/REACH-compliant with MSL 3 (168 hours) moisture sensitivity.

TMS320DM6446ZWT Applications

Ideal for embedded multimedia systems, the DM6446ZWT excels in:

• Video Surveillance: Real-time encoding/decoding for IP cameras.
• Digital Signage: High-resolution video playback and processing.
• Medical Imaging: Ultrasound and portable diagnostic equipment.
• Automotive Infotainment: Multimedia streaming and navigation systems.
  Its dual-core design and rich I/O options make it superior to single-core alternatives in multitasking scenarios.

Conclusion of TMS320DM6446ZWT

The TMS320DM6446ZWT is a versatile DaVinci™ SoC offering a balance of processing power, low power consumption, and connectivity. While now obsolete, its legacy in video-centric embedded systems remains notable. Engineers seeking alternatives should consider newer DaVinci™ or Sitara™ processors, but the DM6446ZWT’s performance-per-watt ratio and integrated peripherals ensure its relevance in legacy designs.

TMS320DM6446ZWT Documents

Download datasheets and manufacturer documentation for TMS320DM6446ZWT

Datasheets :

TMS320DM6446      

HTML Datasheet :

TMS320DM6446      

PCN Design/Specification :

QFP/BGA Packages Wire Diameter 24/May/2013