Overview
The TMS320DM368 is a Digital Media System-on-Chip (DMSoC) from Texas Instruments, designed to deliver high-performance video processing capabilities. This device is built around the ARM926EJ-S core, operating at a clock rate of 432 MHz, and supports both 32-bit and 16-bit (Thumb mode) instruction sets. It is fully pin-to-pin and software compatible with the DM365 processors, making it an ideal choice for upgrading existing designs. The DM368 is capable of achieving HD video processing at 1080p 30fps H.264 and supports a range of video codecs including H.264, MPEG4, MPEG2, MJPEG, and VC1/WMV9. This makes it suitable for various applications such as video surveillance, digital signage, digital video recorders, and portable media players.
Key Specifications
| Feature | Specification |
|---|---|
| Processor Core | ARM926EJ-S |
| Core Clock Rate | 432 MHz |
| Instruction Sets | 32-bit and 16-bit (Thumb mode) |
| Cache Memory | 16 KB Instruction Cache, 8 KB Data Cache |
| On-Chip RAM | 32 KB |
| On-Chip ROM | 16 KB |
| Package Type | 338-Pin Ball Grid Array (BGA) |
| Process Technology | 65 nm |
| Voltage | 1.35 V Core, 3.3 V and 1.8 V I/O |
| Video Processing | Capable of 1080p 30fps H.264 video processing |
| Video Codecs | H.264, MPEG4, MPEG2, MJPEG, VC1/WMV9 |
| Memory Interfaces | DDR2/mDDR, NAND, OneNAND, NOR Flash |
| Peripherals | USB 2.0 OTG, Ethernet MAC, SPI, UART, I2C, ADC, etc. |
Key Features
- High-Performance Video Processing: Supports HD video processing at 1080p 30fps H.264 and various video codecs.
- Dual Video Image Co-processors: HDVICP and MJCP engines for efficient video encoding and decoding.
- ARM9 Memory Architecture: Includes 16 KB instruction cache, 8 KB data cache, 32 KB RAM, and 16 KB ROM.
- Hardware On-Screen Display (OSD): For overlaying text and graphics on video streams.
- Image Sensor Interface: Supports CCD, CMOS, and various digital interfaces like BT.656 and BT.1120.
- Peripheral Interfaces: Includes USB 2.0 OTG, 10/100 Mb/s Ethernet MAC, SPI, UART, I2C, and more.
- Power Management: Configurable power-saving modes to minimize power consumption.
- Debug and Development Tools: Supports IEEE-1149.1 JTAG and ETB (Embedded Trace Buffer).
Applications
- Video Surveillance: Enhanced compression efficiency for more storage without straining network bandwidth.
- Digital Signage: Supports multi-format HD video playback for digital signage applications.
- Digital Video Recorders (DVRs): Efficient video encoding and decoding for DVR systems.
- Portable Media Players: Low power consumption and support for various video codecs.
- Video Doorbells and Camera-Driven Applications: Real-time video processing and low power consumption.
Q & A
- What is the core processor of the TMS320DM368?
The core processor is the ARM926EJ-S.
- What is the maximum clock rate of the ARM926EJ-S core?
The maximum clock rate is 432 MHz.
- What video codecs are supported by the TMS320DM368?
The device supports H.264, MPEG4, MPEG2, MJPEG, and VC1/WMV9 codecs.
- What type of memory interfaces does the TMS320DM368 support?
The device supports DDR2/mDDR, NAND, OneNAND, and NOR Flash memory interfaces.
- Is the TMS320DM368 pin-to-pin compatible with other Texas Instruments processors?
Yes, it is pin-to-pin compatible with the DM365 processors.
- What is the package type of the TMS320DM368?
The package type is a 338-Pin Ball Grid Array (BGA).
- What process technology is used in the TMS320DM368?
The device is manufactured using 65 nm process technology.
- What are the voltage requirements for the TMS320DM368?
The core voltage is 1.35 V, and the I/O voltage is 3.3 V and 1.8 V.
- Does the TMS320DM368 support real-time debugging?
Yes, it supports real-time debugging through IEEE-1149.1 JTAG and ETB (Embedded Trace Buffer).
- What are some common applications of the TMS320DM368?
Common applications include video surveillance, digital signage, digital video recorders, and portable media players.
