Overview
The TMS320C6727BGDH350 is a high-performance 32-/64-bit floating-point digital signal processor (DSP) from Texas Instruments, part of the TMS320C672x family. This device is an enhanced version of the C67x CPU used in the C671x DSPs, offering significant improvements in speed, code density, and floating-point performance per clock cycle. The C6727B operates at a maximum frequency of 350 MHz, achieving up to 2800 MIPS and 2100 MFLOPS by executing up to eight instructions in parallel each cycle. It is designed for demanding applications requiring high computational power and efficient data processing.
Key Specifications
| Parameter | Value |
|---|---|
| CPU Frequency | Up to 350 MHz |
| Performance | 2800 MIPS / 2100 MFLOPS |
| Instruction Set | 32-bit fixed-point, 32-bit single-precision floating-point, 64-bit double-precision floating-point |
| On-Chip Memory | 256KB RAM, 384KB ROM, 32KB Program Cache |
| External Memory Support | SDRAM up to 256M-bit and 512M-bit devices, asynchronous memory interface for NOR and NAND flash |
| Audio Serial Ports | Three Multichannel Audio Serial Ports (McASP) with transmit/receive clocks up to 50 MHz |
| Clock Generation | On-chip oscillator (12 MHz to 25 MHz), external clock input, software-programmable phase-locked loop (PLL) |
| Package | 256-Terminal Green PBGA (GDH), 17 x 17 mm |
| Process Technology | 0.13 µm |
Key Features
- Enhanced C67x+ CPU: Compatible with the C67x CPU but with significant enhancements in speed, code density, and floating-point performance.
- High-Performance Arithmetic: Supports 32-bit fixed-point, 32-bit single-precision, and 64-bit double-precision floating-point arithmetic.
- Audio Capabilities: Three Multichannel Audio Serial Ports (McASP) supporting TDM, I2S, and similar formats.
- Universal Host-Port Interface (UHPI): High-speed parallel interface for external host CPU access to DSP memories.
- Memory System: Enhanced memory system with muxed and non-muxed address and data buses, and support for SDRAM and asynchronous memory.
- Clock Generation: Flexible software-programmable PLL clock generator and on-chip oscillator.
- Real-Time Interrupt Timer (RTI): Includes two 32-bit counter/prescaler pairs, two input captures, four compares, and a digital watchdog.
Applications
The TMS320C6727BGDH350 is suited for a variety of high-performance applications, including:
- Audio Processing: Multichannel audio processing, acoustic echo cancellation, and voice enhancement.
- Industrial Control: High-speed data acquisition and processing in industrial automation systems.
- Medical Imaging: Real-time image processing and analysis in medical devices.
- Telecommunications: Signal processing in telecommunications equipment.
- Aerospace and Defense: High-reliability applications requiring advanced signal processing capabilities.
Q & A
- What is the maximum CPU frequency of the TMS320C6727BGDH350?
The maximum CPU frequency is 350 MHz.
- What type of arithmetic does the C67x+ CPU support?
The C67x+ CPU supports 32-bit fixed-point, 32-bit single-precision floating-point, and 64-bit double-precision floating-point arithmetic.
- How many Multichannel Audio Serial Ports (McASP) does the TMS320C6727BGDH350 have?
The device has three McASP ports.
- What is the purpose of the Universal Host-Port Interface (UHPI)?
The UHPI is a high-speed parallel interface that allows an external host CPU to access memories on the DSP.
- What types of external memory does the TMS320C6727BGDH350 support?
The device supports SDRAM up to 256M-bit and 512M-bit devices, as well as asynchronous memory interfaces for NOR and NAND flash.
- What is the role of the Real-Time Interrupt Timer (RTI) module?
The RTI module includes two 32-bit counter/prescaler pairs, two input captures, four compares, and a digital watchdog for enhanced system robustness.
- What is the process technology used in the TMS320C6727BGDH350?
The device is manufactured using 0.13 µm process technology.
- What is the package type of the TMS320C6727BGDH350?
The device is packaged in a 256-Terminal Green PBGA (GDH), 17 x 17 mm.
- What are some typical applications of the TMS320C6727BGDH350?
Typical applications include audio processing, industrial control, medical imaging, telecommunications, and aerospace and defense.
- How does the clock generation system work in the TMS320C6727BGDH350?
The device includes an on-chip oscillator and a software-programmable phase-locked loop (PLL) clock generator, with support for external clock input.
