Overview
The TMS320C6414T, produced by Texas Instruments, is a high-performance fixed-point Digital Signal Processor (DSP) within the TMS320C6000 DSP platform. It is based on the second-generation VelociTI.2 very-long-instruction-word (VLIW) architecture, making it an excellent choice for wireless infrastructure applications. This DSP offers exceptional performance with up to 8000 million instructions per second (MIPS) at a clock rate of 1 GHz, combining the operational flexibility of high-speed controllers and the numerical capability of array processors.
Key Specifications
| Parameter | Value |
|---|---|
| Clock Rate | 600 MHz, 720 MHz, 850 MHz, 1 GHz |
| Instruction Cycle Time | 1.67 ns, 1.39 ns, 1.17 ns, 1 ns |
| MIPS | 4800, 5760, 6800, 8000 |
| Functional Units | Eight highly independent functional units with VelociTI.2 extensions |
| ALUs | Six ALUs (32-/40-Bit), each supports single 32-bit, dual 16-bit, or quad 8-bit arithmetic per clock cycle |
| Multipliers | Two multipliers supporting four 16 x 16-bit multiplies (32-bit results) or eight 8 x 8-bit multiplies (16-bit results) per clock cycle |
| General-Purpose Registers | 64 32-bit general-purpose registers |
| Cache Architecture | L1P: 128 Kbit direct mapped cache, L1D: 128 Kbit 2-way set-associative cache, L2: 8 Mbit unified mapped RAM/cache |
| External Memory Interfaces | Two glueless external memory interfaces (64-bit EMIFA and 16-bit EMIFB) |
| Package | 532-pin Ball Grid Array (BGA) package (GLZ and ZLZ suffixes), 0.8-mm ball pitch |
| Process Technology | 0.09-µm/7-Level CMOS process |
| I/O Voltage | 3.3-V I/Os, 1.1-V internal (600 MHz), 1.2-V internal (720/850 MHz, 1 GHz) |
Key Features
- Highest-performance fixed-point DSPs with up to 8000 MIPS at 1 GHz clock rate
- Eight highly independent functional units with VelociTI.2 extensions, including six ALUs and two multipliers
- Instruction set features such as byte-addressable data, 8-bit overflow protection, bit-field extract, set, clear, normalization, saturation, and bit-counting
- L1/L2 memory architecture with flexible allocation of cache and mapped memory
- Enhanced Direct-Memory-Access (EDMA) controller with 64 independent channels
- Host-Port Interface (HPI) with user-configurable bus width (32-bit/16-bit)
- PCI Master/Slave interface conforming to PCI Specification 2.2 (for C6415T/C6416T)
- Three multichannel buffered serial ports (McBSPs) and Serial Peripheral Interface (SPI) compatible
- Three 32-bit general-purpose timers and sixteen general-purpose I/O (GPIO) pins
- Flexible PLL clock generator and IEEE-1149.1 (JTAG) boundary-scan-compatible
Applications
The TMS320C6414T is particularly suited for high-performance applications in wireless infrastructure, including base stations, radio network controllers, and other communication equipment. It is also applicable in various other fields such as video and audio processing, medical imaging, and industrial automation due to its advanced VLIW architecture and extensive set of peripherals.
Q & A
- What is the maximum clock rate of the TMS320C6414T?
The maximum clock rate of the TMS320C6414T is 1 GHz.
- How many instructions can the TMS320C6414T execute per cycle?
The TMS320C6414T can execute eight 32-bit instructions per cycle.
- What is the architecture of the L1 and L2 caches in the TMS320C6414T?
The L1 program cache (L1P) is a 128 Kbit direct mapped cache, and the L1 data cache (L1D) is a 128 Kbit 2-way set-associative cache. The L2 memory/cache is an 8 Mbit unified mapped RAM/cache.
- What types of external memory interfaces does the TMS320C6414T support?
The TMS320C6414T supports two glueless external memory interfaces: a 64-bit EMIFA and a 16-bit EMIFB.
- Does the TMS320C6414T have any specific coprocessors for channel decoding?
No, the TMS320C6414T does not have the Viterbi Decoder Coprocessor (VCP) or Turbo Decoder Coprocessor (TCP), which are available in the C6416T model.
- What is the package type and pin count of the TMS320C6414T?
The TMS320C6414T comes in a 532-pin Ball Grid Array (BGA) package with a 0.8-mm ball pitch.
- What is the process technology used in the TMS320C6414T?
The TMS320C6414T is fabricated using a 0.09-µm/7-Level CMOS process.
- Is the TMS320C6414T compatible with other C6000 DSP devices?
Yes, the TMS320C6414T is fully software-compatible with C62x devices and pin-compatible with C6414/15/16 devices.
- What development tools are available for the TMS320C6414T?
The TMS320C6414T has a complete set of development tools, including an advanced C compiler, an assembly optimizer, and a Windows debugger interface.
- What are some common applications of the TMS320C6414T?
The TMS320C6414T is commonly used in wireless infrastructure, video and audio processing, medical imaging, and industrial automation.
