Overview
The TMS320C6727B is a high-performance 32-/64-bit floating-point digital signal processor (DSP) from Texas Instruments. It is part of the C672x series, which represents the next generation of the C67x DSP family. This processor is designed to offer significant improvements in speed, code density, and floating-point performance compared to its predecessors. The TMS320C6727B operates at a clock rate of up to 350 MHz, achieving a maximum performance of 2800 MIPS and 2100 MFLOPS by executing up to eight instructions in parallel each cycle.
Key Specifications
| Parameter | Value |
|---|---|
| Processor Type | 32-/64-Bit Floating-Point DSP |
| Clock Rate | Up to 350 MHz |
| On-Chip RAM | 256K-Byte Unified Program/Data RAM |
| On-Chip ROM | 384K-Byte Unified Program/Data ROM |
| External Memory Interface | Supports SDRAM (133 MHz), Asynchronous NOR Flash, SRAM, and NAND Flash |
| Package | 256-Pin BGA (ZDH) |
| Operating Temperature Range | 0°C to 90°C |
| Voltage - Core | 1.20V |
| Voltage - I/O | 3.30V |
| Audio Interfaces | Three Multichannel Audio Serial Ports (McASP), Supports TDM, I2S, and Similar Formats |
Key Features
- Enhanced C67x+ CPU: Compatible with the C67x CPU, offering improved speed, code density, and floating-point performance. It includes 64 general-purpose registers and new audio-specific instructions.
- Efficient Memory System: Unified 256K-byte RAM and 384K-byte ROM, with a large program cache supporting RAM, ROM, and external memory.
- Enhanced I/O System: High-performance crossbar switch, dedicated McASP DMA bus, and deterministic I/O performance. Includes dMAX (Dual Data Movement Accelerator) for efficient data transfers.
- Universal Host-Port Interface (UHPI): 32-bit-wide data bus for high bandwidth, with muxed and non-muxed address and data options.
- Multiple Interfaces: Two 10-MHz SPI ports, two I2C ports, and real-time interrupt counter/watchdog.
Applications
- Professional Audio: Mixers, effects boxes, audio synthesis, instrument/amp modeling, audio conferencing, and audio broadcast.
- Emerging Audio Applications: Audio encoding and other advanced audio processing tasks.
- Biometrics and Medical: Various medical and biometric applications requiring high-performance signal processing.
- Industrial: Industrial automation and control systems that require advanced signal processing capabilities.
Q & A
- What is the clock rate of the TMS320C6727B DSP?
The TMS320C6727B operates at a clock rate of up to 350 MHz.
- What type of memory does the TMS320C6727B have?
The TMS320C6727B has 256K-byte unified program/data RAM and 384K-byte unified program/data ROM.
- What are the key improvements of the C67x+ CPU over the C67x CPU?
The C67x+ CPU offers improved speed, code density, and floating-point performance per clock cycle, with 64 general-purpose registers and new audio-specific instructions.
- What types of external memory does the TMS320C6727B support?
The TMS320C6727B supports SDRAM (133 MHz), asynchronous NOR Flash, SRAM, and NAND Flash.
- What is the operating temperature range of the TMS320C6727B?
The operating temperature range is 0°C to 90°C.
- What are the voltage requirements for the TMS320C6727B?
The core voltage is 1.20V, and the I/O voltage is 3.30V.
- What audio interfaces are available on the TMS320C6727B?
The TMS320C6727B features three multichannel audio serial ports (McASP), supporting TDM, I2S, and similar formats.
- What is the dMAX (Dual Data Movement Accelerator) and its capabilities?
The dMAX supports 16 independent channels, concurrent processing of two transfer requests, and various memory-to-memory and memory-to-peripheral data transfers.
- What are some of the key applications of the TMS320C6727B?
Key applications include professional audio, emerging audio applications, biometrics, medical, and industrial automation.
- What package options are available for the TMS320C6727B?
The TMS320C6727B is available in a 256-pin BGA (ZDH) package).
