Overview
The TMS320DM355DZCEA21, produced by Texas Instruments, is a Digital Media System-on-Chip (DMSoC) designed for high-performance digital media processing. This device integrates an ARM926EJ-S core with various peripherals and interfaces, making it suitable for a wide range of applications including video encoding, decoding, and other multimedia tasks. The DM355 features advanced power-saving modes, a robust set of peripherals, and high-speed memory interfaces, ensuring efficient and reliable operation in demanding environments.
Key Specifications
| Specification | Details |
|---|---|
| Number of Cores | 1 Core |
| Maximum Clock Frequency | Up to 270 MHz |
| Package/Case | NFBGA-337 |
| Data RAM Size | 32 kB |
| On-Chip CPU Memory Organization | 16-KB I-cache, 8-KB D-cache, 32-KB RAM, 8-KB ROM |
| Memory Interfaces | DDR2/mDDR, Asynchronous EMIF (AEMIF), NAND, OneNAND |
| Peripheral Interfaces | USB 2.0, MMC/SD/SDIO, SPI, UART, I2C, Audio Serial Port (ASP) |
| General-Purpose Input/Output (GPIO) | Up to 104 pins |
| Pulse Width Modulator (PWM) Outputs | Four outputs |
| Real Time Out (RTO) Outputs | Four outputs |
| Process Technology | 90 nm |
| Voltage | Core: 1.3 V, I/O: 3.3 V, 1.8 V |
Key Features
- High-Performance ARM926EJ-S Core: Operating at frequencies up to 270 MHz.
- Advanced Memory Interfaces: Supports DDR2/mDDR, asynchronous EMIF (AEMIF) for NAND and OneNAND, and flash memory interfaces.
- Robust Peripheral Set: Includes USB 2.0, MMC/SD/SDIO, SPI, UART, I2C, and audio serial ports (ASP).
- Enhanced Direct-Memory-Access (EDMA) Controller: With 64 independent channels.
- Configurable Power-Saving Modes: For efficient power management.
- General-Purpose Input/Output (GPIO): Up to 104 pins with programmable interrupt/event generation modes.
- Video Processing Capabilities: Includes a video processing subsystem with a video encoder and decoder.
- Wireless Interfaces: Supports Bluetooth, WLAN, and WUSB through SDIO.
Applications
The TMS320DM355DZCEA21 is designed for various high-performance digital media applications, including:
- Video Encoding and Decoding: Suitable for applications requiring real-time video processing such as digital video recorders, surveillance systems, and multimedia devices.
- Consumer Electronics: Ideal for use in digital TVs, set-top boxes, and other consumer electronic devices that require advanced media processing.
- Industrial Automation: Can be used in industrial automation systems that need robust and reliable media processing capabilities.
- Automotive Systems: Suitable for in-vehicle infotainment systems and other automotive applications requiring high-performance media processing.
Q & A
- What is the maximum clock frequency of the TMS320DM355DZCEA21?
The maximum clock frequency of the TMS320DM355DZCEA21 is up to 270 MHz.
- What type of memory interfaces does the TMS320DM355DZCEA21 support?
The device supports DDR2/mDDR, asynchronous EMIF (AEMIF) for NAND and OneNAND, and flash memory interfaces.
- How many GPIO pins does the TMS320DM355DZCEA21 have?
The device has up to 104 GPIO pins with programmable interrupt/event generation modes.
- Does the TMS320DM355DZCEA21 support wireless interfaces?
Yes, it supports Bluetooth, WLAN, and WUSB through SDIO.
- What is the process technology used in the TMS320DM355DZCEA21?
The device is fabricated using 90 nm process technology.
- What are the voltage requirements for the TMS320DM355DZCEA21?
The core voltage is 1.3 V, and the I/O voltage can be 3.3 V or 1.8 V.
- Does the TMS320DM355DZCEA21 have built-in video processing capabilities?
Yes, it includes a video processing subsystem with a video encoder and decoder.
- What is the package type of the TMS320DM355DZCEA21?
The device is packaged in a 337-pin NFBGA (ZCE).
- What are some common applications of the TMS320DM355DZCEA21?
Common applications include video encoding and decoding, consumer electronics, industrial automation, and automotive systems.
- Does the TMS320DM355DZCEA21 support power-saving modes?
Yes, it features configurable power-saving modes for efficient power management.
