Overview
The TMS320C6747CZKB3 is a low-power digital signal processor (DSP) from Texas Instruments, based on the TMS320C674x DSP core. This device is designed to offer high processing performance while consuming significantly lower power compared to other members of the TMS320C6000 platform. It is particularly suited for applications requiring advanced signal processing capabilities, such as audio and video processing, networking, and more.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | TMS320C674x Fixed- and Floating-Point VLIW DSP Core |
| Cache Memory | 32KB L1P Program RAM/Cache, 32KB L1D Data RAM/Cache, 256KB L2 Unified Mapped RAM/Cache |
| Registers | 64 General-Purpose Registers (32-Bit) |
| ALU Functional Units | Six ALU (32- and 40-Bit) Functional Units |
| Floating Point Support | Supports 32-Bit Integer, SP (IEEE Single Precision/32-Bit) and DP (IEEE Double Precision/64-Bit) Floating Point |
| Memory Interfaces | EMIFA and EMIFB for SDRAM, NOR, and NAND Flash |
| Peripheral Interfaces | 10/100 Mbps Ethernet MAC (EMAC), 2 I2C Bus interfaces, 3 McASPs, 3 UARTs, 2 SPIs, MMC/SD Card Interface |
| Power Supply | Minimum Supply Voltage: 1.14 V, Nominal Supply Voltage: 1.2 V |
| Package Type | 256-Ball Pb-Free Plastic Ball Grid Array (PBGA) |
Key Features
- High-Performance DSP Core: Supports up to four SP additions per clock and two floating-point reciprocal approximation operations per cycle.
- Advanced Cache Architecture: Two-level cache with 32KB L1P and L1D caches and a 256KB L2 unified cache.
- Enhanced Direct Memory Access Controller (EDMA3): Includes 2 transfer controllers, 32 independent DMA channels, and 8 quick DMA channels.
- Peripheral Set: Includes 10/100 Mbps Ethernet MAC, two I2C Bus interfaces, three multichannel audio serial ports (McASPs), three UARTs, and more.
- Programmable Real-Time Unit Subsystem (PRUSS): Features two independent PRU cores with 32-bit load and store RISC architecture.
- USB and Host Interfaces: Supports USB 2.0 OTG port with integrated PHY and a configurable 16-bit host-port interface (HPI).
- Power Management: Includes clock gating and a standard power-management mechanism to save power.
Applications
- A/V Receivers: Ideal for audio and video processing in home entertainment systems.
- Automotive Amplifiers: Used in automotive audio systems for enhanced sound quality.
- Soundbars and Home Theatre Systems: Enhances audio processing in consumer electronics.
- Professional Audio: Suitable for professional audio equipment requiring high signal processing capabilities.
- Network Streaming Audio: Used in networked audio devices for efficient streaming and processing.
Q & A
- What is the TMS320C6747CZKB3 based on?
The TMS320C6747CZKB3 is based on the TMS320C674x DSP core.
- What are the key features of the cache memory in TMS320C6747CZKB3?
The device features a two-level cache architecture with 32KB L1P and L1D caches and a 256KB L2 unified cache.
- What types of floating-point operations does the TMS320C6747CZKB3 support?
The device supports 32-Bit Integer, SP (IEEE Single Precision/32-Bit), and DP (IEEE Double Precision/64-Bit) floating-point operations.
- What peripheral interfaces are available on the TMS320C6747CZKB3?
The device includes 10/100 Mbps Ethernet MAC, two I2C Bus interfaces, three McASPs, three UARTs, two SPIs, and an MMC/SD Card Interface.
- What is the power supply requirement for the TMS320C6747CZKB3?
The minimum supply voltage is 1.14 V, and the nominal supply voltage is 1.2 V.
- What is the package type of the TMS320C6747CZKB3?
The device is packaged in a 256-Ball Pb-Free Plastic Ball Grid Array (PBGA).
- What are some common applications of the TMS320C6747CZKB3?
Common applications include A/V receivers, automotive amplifiers, soundbars, home theatre systems, professional audio equipment, and network streaming audio devices.
- Does the TMS320C6747CZKB3 support USB interfaces?
Yes, it supports a USB 2.0 OTG port with integrated PHY and a USB 1.1 OHCI (Host) interface.
- What is the role of the Programmable Real-Time Unit Subsystem (PRUSS) in the TMS320C6747CZKB3?
The PRUSS features two independent PRU cores with 32-bit load and store RISC architecture, which can be used for real-time processing tasks.
- Is the TMS320C6747CZKB3 still in production?
No, the TMS320C6747CZKB3 is no longer manufactured and is listed as obsolete.
