Overview
The TMS320C6726B, part of the TMS320C672x series, is a high-performance 32-/64-bit floating-point digital signal processor (DSP) from Texas Instruments. This DSP is an enhancement of the C67x generation, offering significant improvements in speed, code density, and floating-point performance. The C6726B operates at a maximum frequency of 250 MHz and is capable of executing up to eight instructions per cycle, including six floating-point instructions, achieving a maximum performance of 2000 MIPS/1500 MFLOPS.
The device is designed for applications requiring high computational power and efficient memory management, making it suitable for various audio and signal processing tasks.
Key Specifications
| Specification | Details |
|---|---|
| Processor Type | 32-/64-Bit Floating-Point DSP |
| Operating Frequency | Up to 250 MHz |
| CPU Performance | Up to 2000 MIPS / 1500 MFLOPS |
| On-Chip Memory | 256K-Byte Unified Program/Data RAM, 384K-Byte Unified Program/Data ROM |
| Program Cache | 32K-Byte Program Cache |
| External Memory Interface (EMIF) | Supports 100-MHz SDRAM (16- or 32-Bit), Asynchronous NOR Flash, SRAM (8-, 16-, or 32-Bit), NAND Flash (8- or 16-Bit) |
| Clock Generation | On-chip oscillator (12 MHz to 25 MHz), Software-programmable PLL clock generator |
| Package Type | 144-HTQFP |
| Voltage | 1.2 V |
Key Features
- Enhanced C67x+ CPU: Compatible with the C67x CPU, offering improved speed, code density, and floating-point performance.
- Efficient Memory System: Unified 256K-byte RAM and 384K-byte ROM, with single-cycle data access from the CPU.
- High-Performance Crossbar Switch: Acts as a central hub between bus masters and slaves, ensuring deterministic I/O performance.
- dMAX (Dual Data Movement Accelerator): Supports 16 independent channels and concurrent processing of two transfer requests.
- Audio-Specific Instructions and Peripherals: Includes three multichannel audio serial ports (McASP) with transmit/receive clocks up to 50 MHz and supports TDM, I2S, and similar formats.
- Peripheral Interfaces: Two SPI ports, two I2C ports, and a real-time interrupt timer/watchdog.
Applications
- Professional Audio: Mixers, effects boxes, audio synthesis, instrument/amp modeling, and audio conferencing.
- Audio Broadcast: Real-time audio processing and transmission.
- Emerging Audio Applications: Advanced audio encoding and decoding, and other high-performance audio tasks.
Q & A
- What is the maximum operating frequency of the TMS320C6726B?
The TMS320C6726B operates at a maximum frequency of 250 MHz.
- What is the CPU performance of the TMS320C6726B?
The CPU is capable of up to 2000 MIPS / 1500 MFLOPS.
- What type of memory does the TMS320C6726B have?
The device has 256K-byte unified program/data RAM and 384K-byte unified program/data ROM.
- What is the role of the dMAX in the TMS320C6726B?
The dMAX (Dual Data Movement Accelerator) supports 16 independent channels and concurrent processing of two transfer requests, facilitating efficient data movement.
- What audio-specific peripherals are included in the TMS320C6726B?
The device includes three multichannel audio serial ports (McASP) with transmit/receive clocks up to 50 MHz, supporting TDM, I2S, and similar formats.
- What is the package type of the TMS320C6726B?
The TMS320C6726B is packaged in a 144-HTQFP.
- What is the voltage requirement for the TMS320C6726B?
The device operates at 1.2 V.
- What types of external memory does the TMS320C6726B support?
The device supports 100-MHz SDRAM (16- or 32-Bit), asynchronous NOR Flash, SRAM (8-, 16-, or 32-Bit), and NAND Flash (8- or 16-Bit).
- What is the purpose of the high-performance crossbar switch in the TMS320C6726B?
The high-performance crossbar switch acts as a central hub between bus masters and slaves, ensuring deterministic I/O performance.
- What are some common applications of the TMS320C6726B?
Common applications include professional audio, audio broadcast, and emerging audio applications.
