Overview
The TMS320C6727GDHA250 is a high-performance 32-/64-bit floating-point digital signal processor (DSP) from Texas Instruments. It is part of the TMS320C672x family, which includes the TMS320C6727, TMS320C6726, and TMS320C6722 devices. This DSP is designed to offer significant improvements in speed, code density, and floating-point performance compared to its predecessors. The C67x+ CPU at the heart of the TMS320C6727 provides enhanced capabilities for complex computations, making it suitable for a wide range of applications including audio processing, telecommunications, and industrial control systems.
Key Specifications
| Parameter | Specification |
|---|---|
| CPU Type | Enhanced C67x+ CPU |
| Clock Speed | Up to 250 MHz |
| Performance | 2400 MIPS / 1800 MFLOPS |
| Arithmetic Support | 32-bit fixed-point, 32-bit single-precision floating-point, 64-bit double-precision floating-point |
| On-Chip RAM | 256K bytes |
| On-Chip ROM | 384K bytes |
| External Memory Interface | 32-bit wide EMIFA, supports SDRAM and asynchronous memory |
| Audio Interfaces | Three Multichannel Audio Serial Ports (McASP0, McASP1, McASP2) |
| Host-Port Interface | Universal Host-Port Interface (UHPI) for high-speed parallel I/O |
| Package Type | 256-BGA (17x17) |
| Voltage Levels | I/O: 3.30V, Core: 1.40V |
| Operating Temperature | 0°C ~ 90°C (TC) |
Key Features
- Enhanced C67x+ CPU: Offers significant improvements in speed, code density, and floating-point performance per clock cycle, executing up to eight instructions in parallel each cycle.
- Efficient Memory System: Unified program/data memory with 256K-byte RAM and 384K-byte ROM. Supports asynchronous memory interface and hardware ECC calculation.
- Universal Host-Port Interface (UHPI): Allows high-speed parallel I/O and secure data transfers by restricting access to a single page of memory.
- Multichannel Audio Serial Ports (McASP): Supports up to 16 stereo channels I2S, TDM formats, and interfaces with CODECs, DACs, ADCs.
- dMAX Controller: Capable of performing three-dimensional data transfers and managing memory as a circular buffer/FIFO.
- Flexible Clock System: Software-programmable phase-locked loop (PLL) clock generator with three different clock domains.
Applications
- Audio Processing: Ideal for audio applications requiring high-performance signal processing, such as audio codecs and digital audio workstations.
- Telecommunications: Suitable for telecommunications equipment that require advanced signal processing capabilities.
- Industrial Control Systems: Used in industrial control systems that need high-speed processing and advanced arithmetic capabilities.
- Embedded Systems: Well-suited for integration into various embedded systems requiring high-performance DSP capabilities.
Q & A
- What is the clock speed of the TMS320C6727GDHA250?
The clock speed of the TMS320C6727GDHA250 can be up to 250 MHz.
- What type of arithmetic does the C67x+ CPU support?
The C67x+ CPU natively supports 32-bit fixed-point, 32-bit single-precision floating-point, and 64-bit double-precision floating-point arithmetic.
- How much on-chip RAM and ROM does the TMS320C6727 have?
The TMS320C6727 has 256K bytes of on-chip RAM and 384K bytes of on-chip ROM.
- What is the Universal Host-Port Interface (UHPI) used for?
The UHPI is a parallel interface that allows an external host CPU to access memories on the DSP, supporting high-speed data transfers and secure access.
- How many multichannel audio serial ports does the TMS320C6727 have?
The TMS320C6727 has three multichannel audio serial ports (McASP0, McASP1, and McASP2).
- What is the dMAX controller capable of?
The dMAX controller can perform three-dimensional data transfers and manage memory as a circular buffer/FIFO.
- What is the operating temperature range of the TMS320C6727?
The operating temperature range is 0°C ~ 90°C (TC).
- What package type does the TMS320C6727GDHA250 come in?
The TMS320C6727GDHA250 comes in a 256-BGA (17x17) package.
- What are the voltage levels for the I/O and core of the TMS320C6727?
The I/O voltage is 3.30V, and the core voltage is 1.40V.
- Is the TMS320C6727 compatible with previous C67x CPUs?
Yes, the C67x+ CPU is code-compatible with the C67x CPU used on the TMS320C671x DSPs.
