Overview
The TMS320C6745CPTP4 is a low-power digital signal processor (DSP) from Texas Instruments, based on the TMS320C674x DSP core. This device is part of the TMS320C6000™ platform and is known for its high processing performance while consuming significantly lower power compared to other members of the same platform. It is designed to help original-equipment manufacturers (OEMs) and original-design manufacturers (ODMs) quickly bring to market devices that require advanced signal processing capabilities.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | TMS320C674x Fixed- and Floating-Point VLIW DSP Core |
| Clock Speed | Up to 375 MHz and 456 MHz for different models |
| Cache Memory | 32KB L1P Program RAM/Cache, 32KB L1D Data RAM/Cache, 256KB L2 Unified Mapped RAM/Cache |
| General-Purpose 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 |
| DMA Controller | Enhanced Direct Memory Access Controller 3 (EDMA3) with 2 Transfer Controllers, 32 Independent DMA Channels, and 8 Quick DMA Channels |
| External Memory Interfaces | EMIFA for NOR, NAND, and SDRAM; EMIFB for 16-Bit or 32-Bit SDRAM |
| UART Interfaces | Three Configurable 16550-Type UART Modules with Autoflow Control Signals (CTS, RTS) on UART0 |
| USB Interfaces | USB 2.0 Full-Speed Client, USB 2.0 Full- and Low-Speed Host |
| Audio Serial Ports | Two Multichannel Audio Serial Ports (McASPs) with 16/9 Serializers and FIFO Buffers |
| Ethernet MAC | 10/100 Mbps Ethernet MAC (EMAC) with MDIO Module, IEEE 802.3 Compliant |
| Package Type | 176-pin PowerPAD™ Plastic Quad Flat Pack (PTP) |
| Temperature Range | Commercial, Industrial, Extended, or Automotive Temperature Range |
Key Features
- Instruction Set Features: Superset of the C67x+ and C64x+ ISAs, Byte-Addressable (8-, 16-, 32-, and 64-Bit Data), 8-Bit Overflow Protection, Bit-Field Extract, Set, Clear, Normalization, Saturation, Bit-Counting, Compact 16-Bit Instructions.
- Cache Architecture: Two-Level Cache Memory Architecture with flexible RAM/Cache partition.
- Peripheral Set: Includes 10/100 Mbps Ethernet MAC (EMAC), two I2C Bus interfaces, two multichannel audio serial ports (McASPs), two 64-bit general-purpose timers, up to 8 banks of 16 pins of GPIO, three UART interfaces, three enhanced high-resolution pulse width modulator (eHRPWM) peripherals, and more.
- USB Support: USB 2.0 Full-Speed Client and Full- and Low-Speed Host capabilities.
- Audio Support: Supports TDM, I2S, and similar formats with FIFO buffers for transmit and receive.
- Software Support: TI DSP/BIOS™, Chip Support Library, and DSP Library.
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 devices that stream audio over networks.
Q & A
- What is the TMS320C6745CPTP4 based on?
The TMS320C6745CPTP4 is based on the TMS320C674x DSP core.
- What are the key features of the TMS320C6745CPTP4's cache architecture?
The device features a two-level cache memory architecture with 32KB L1P Program RAM/Cache, 32KB L1D Data RAM/Cache, and 256KB L2 Unified Mapped RAM/Cache.
- What types of USB interfaces does the TMS320C6745CPTP4 support?
The device supports USB 2.0 Full-Speed Client and Full- and Low-Speed Host capabilities.
- How many multichannel audio serial ports (McASPs) does the TMS320C6745CPTP4 have?
The TMS320C6745CPTP4 has two multichannel audio serial ports (McASPs).
- What is the Ethernet MAC capability of the TMS320C6745CPTP4?
The device includes a 10/100 Mbps Ethernet MAC (EMAC) with an MDIO module, compliant with IEEE 802.3 standards.
- What are the temperature ranges supported by the TMS320C6745CPTP4?
The device supports Commercial, Industrial, Extended, or Automotive temperature ranges.
- What is the package type of the TMS320C6745CPTP4?
The device is packaged in a 176-pin PowerPAD™ Plastic Quad Flat Pack (PTP).
- What software support does the TMS320C6745CPTP4 offer?
The device is supported by TI DSP/BIOS™, Chip Support Library, and DSP Library.
- What are some common applications of the TMS320C6745CPTP4?
Common applications include A/V receivers, automotive amplifiers, soundbars, home theatre systems, professional audio equipment, and network streaming audio devices.
- Does the TMS320C6745CPTP4 support floating-point operations?
Yes, the device supports 32-Bit Integer, SP (IEEE Single Precision/32-Bit), and DP (IEEE Double Precision/64-Bit) Floating Point operations.
