Overview
The TMS320DM6443BZWT, 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 DM6443 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 systems support, rich user interfaces, high processing performance, and long battery life, making it ideal for various digital media applications.
Key Specifications
| Specification | Details |
|---|---|
| C64x+ DSP Core Clock Rate | 594 MHz |
| ARM926EJ-S Core Clock Rate | 297 MHz |
| L1P Program RAM/Cache | 32K-Byte (Direct Mapped) |
| L1D Data RAM/Cache | 80K-Byte (2-Way Set-Associative) |
| L2 Unified RAM/Cache | 64K-Byte (Flexible RAM/Cache Allocation) |
| C64x+ MIPS | 4752 |
| ARM Instruction Sets | 32-bit and 16-bit (Thumb® mode) |
| External Memory Interfaces | DDR2 SDRAM, Asynchronous EMIF (EMIFA), NAND, NOR, SmartMedia |
| Ethernet MAC (EMAC) | 10/100 Mb/s, IEEE 802.3 Compliant |
| USB | USB 2.0 High-/Full-/Low-Speed Client and Host |
| Package Type | 361-pin Pb-Free BGA Package (ZWT Suffix) |
| Power and Voltage | 3.3-V and 1.8-V I/O, 1.2-V Internal |
Key Features
- Dual-Core Architecture: Combines a TMS320C64x+™ DSP core and an ARM926EJ-S core for high-performance processing.
- Advanced Memory Architecture: Includes Level 1 and Level 2 caches, with flexible RAM/cache allocation.
- Video Processing Subsystem (VPSS): Features a configurable Resizer, On-Screen Display Engine (OSD), and Video Encoder (VENC) for various video outputs.
- Peripheral Set: Includes 10/100 Mb/s Ethernet MAC, inter-integrated circuit (I2C) Bus interface, audio serial port (ASP), general-purpose timers, watchdog timer, and multiple UARTs.
- External Memory Interfaces: Supports DDR2 SDRAM, asynchronous EMIF, NAND, NOR, SmartMedia, and other flash memory interfaces.
- USB and Networking: Includes USB 2.0 High-/Full-/Low-Speed Client and Host, and a 10/100 Mb/s Ethernet MAC with MDIO module.
- Power Management: Individual power-saving modes for ARM/DSP and flexible PLL clock generators.
Applications
- Digital Media: Ideal for devices requiring robust media processing, such as digital video recorders, media players, and networked media devices.
- Video Imaging: Suitable for applications involving video capture, processing, and display, including surveillance systems and medical imaging devices.
- Networked Devices: Used in networked media encode and decode applications, such as set-top boxes and streaming devices.
- Consumer Electronics: Applicable in various consumer electronics requiring high-performance media processing, such as digital cameras and handheld devices.
Q & A
- What is the clock rate of the C64x+ DSP core in the TMS320DM6443?
The C64x+ DSP core operates at a clock rate of 594 MHz.
- What is the clock rate of the ARM926EJ-S core in the TMS320DM6443?
The ARM926EJ-S core operates at a clock rate of 297 MHz.
- What type of memory architecture does the TMS320DM6443 use?
The TMS320DM6443 uses a two-level cache-based architecture with Level 1 and Level 2 caches, and flexible RAM/cache allocation.
- What are the key components of the Video Processing Subsystem (VPSS) in the TMS320DM6443?
The VPSS includes a configurable Resizer, On-Screen Display Engine (OSD), and Video Encoder (VENC).
- Does the TMS320DM6443 support USB and Ethernet interfaces?
Yes, it supports USB 2.0 High-/Full-/Low-Speed Client and Host, and a 10/100 Mb/s Ethernet MAC with MDIO module.
- What types of external memory interfaces does the TMS320DM6443 support?
The TMS320DM6443 supports DDR2 SDRAM, asynchronous EMIF, NAND, NOR, SmartMedia, and other flash memory interfaces.
- What is the package type and pin count of the TMS320DM6443BZWT?
The TMS320DM6443BZWT comes in a 361-pin Pb-Free BGA Package (ZWT Suffix).
- What are the power and voltage specifications of the TMS320DM6443?
The device operates with 3.3-V and 1.8-V I/O, and 1.2-V internal voltage.
- What are some typical applications of the TMS320DM6443?
Typical applications include digital media devices, video imaging systems, networked media devices, and various consumer electronics requiring high-performance media processing.
- Does the TMS320DM6443 support power-saving modes?
Yes, it has individual power-saving modes for ARM/DSP and flexible PLL clock generators.
