Overview
The TMS320DM355DZCEA13, produced by Texas Instruments, is a Digital Media System-on-Chip (DMSoC) designed for high-performance digital media processing. This system-on-chip integrates an ARM926EJ-S core with various peripherals and coprocessors, making it suitable for a wide range of multimedia applications. The DM355 features advanced video and image processing capabilities, including support for MPEG4 and JPEG codecs, and a hardware IPIPE for real-time image processing.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor Core | ARM926EJ-S |
| Maximum Clock Rate | Up to 270 MHz |
| Cache Memory | 16 KB Instruction Cache, 8 KB Data Cache |
| On-Chip RAM/ROM | 32 KB RAM, 8 KB ROM |
| Memory Interfaces | DDR2/mDDR, Asynchronous EMIF (AEMIF), NAND, OneNAND |
| Flash Card Interfaces | MMC/SD/SDIO, SmartMedia/xD |
| Peripheral Interfaces | USB 2.0, SPI, I2C, UART, PWM, RTO, Audio Serial Ports (ASP) |
| Package Type | 337-Pin BGA (ZCE) |
| Process Technology | 90 nm |
| Voltage | Core: 1.3 V, I/O: 3.3 V, 1.8 V |
Key Features
- ARM9 Memory Architecture: Includes 16 KB instruction cache, 8 KB data cache, 32 KB RAM, and 8 KB ROM.
- MPEG4/JPEG Coprocessor: Supports up to 720p MPEG4 SP and up to 50M pixels per second JPEG.
- Video Processing Subsystem: Hardware IPIPE for real-time image processing and a video processing engine (VPSS).
- Enhanced Direct-Memory-Access (EDMA) Controller: 64 independent channels for efficient data transfer.
- Configurable Power-Saving Modes: To optimize power consumption.
- General-Purpose I/O (GPIO): Up to 104 pins with programmable interrupt/event generation modes.
- USB 2.0 Interface: High-speed device and host interface.
- Audio and Video Interfaces: Includes ASP, I2C, SPI, and multimedia card interfaces.
Applications
The TMS320DM355 is designed for various multimedia and digital media applications, including:
- Consumer Electronics: Digital cameras, camcorders, and other portable media devices.
- Industrial Automation: Vision systems and other industrial imaging applications.
- Automotive Systems: In-car entertainment and navigation systems.
- Medical Imaging: Medical devices requiring high-performance image processing.
Q & A
- What is the maximum clock rate of the TMS320DM355?
The maximum clock rate of the TMS320DM355 is up to 270 MHz.
- What type of processor core does the TMS320DM355 use?
The TMS320DM355 uses an ARM926EJ-S core.
- What are the key features of the video processing subsystem in the TMS320DM355?
The video processing subsystem includes a hardware IPIPE for real-time image processing and a video processing engine (VPSS).
- What types of memory interfaces does the TMS320DM355 support?
The TMS320DM355 supports DDR2/mDDR, asynchronous EMIF (AEMIF), NAND, and OneNAND memory interfaces.
- Does the TMS320DM355 have USB capabilities?
Yes, the TMS320DM355 includes a USB 2.0 interface with high-speed device and host capabilities.
- What is the package type of the TMS320DM355?
The TMS320DM355 is packaged in a 337-Pin BGA (ZCE).
- What process technology is used in the TMS320DM355?
The TMS320DM355 is fabricated using 90 nm process technology.
- What are the voltage requirements for the TMS320DM355?
The core voltage is 1.3 V, and the I/O voltage can be 3.3 V or 1.8 V.
- Does the TMS320DM355 support power-saving modes?
Yes, the TMS320DM355 has configurable power-saving modes to optimize power consumption.
- What types of applications is the TMS320DM355 suited for?
The TMS320DM355 is suited for various multimedia and digital media applications, including consumer electronics, industrial automation, automotive systems, and medical imaging.
