Overview
The TMS320C6745BPTP4 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 designed to consume significantly lower power compared to other members of the same family. It is ideal for original-equipment manufacturers (OEMs) and original-design manufacturers (ODMs) to develop high-performance devices quickly. The TMS320C6745BPTP4 features a two-level cache-based architecture, including a 32-KB Level 1 program cache (L1P) and a 32-KB Level 1 data cache (L1D), along with a 256-KB Level 2 unified mapped RAM/cache.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | TMS320C674x DSP core |
| Clock Speed | Up to 375 MHz and 456 MHz |
| Cache Memory | 32KB L1P, 32KB L1D, 256KB L2 |
| General-Purpose Registers | 64 (32-bit) |
| Functional Units | Six ALU (32- and 40-bit) |
| Floating Point Support | IEEE Single Precision (32-bit) and Double Precision (64-bit) |
| External Memory Interfaces | EMIFA (NOR, NAND, SDRAM), EMIFB (SDRAM) |
| UART Modules | Three configurable 16550-Type UARTs |
| SPI Interfaces | Two SPIs each with one chip select |
| I2C Bus Interfaces | Two master and slave I2C Bus interfaces |
| USB Interfaces | USB 2.0 Full-Speed Client, USB 1.1 OHCI (Host) |
| Package Type | 176-pin PowerPAD™ Plastic Quad Flat Pack (PTP suffix) |
| Operating Temperature | Commercial, Industrial, Extended, or Automotive |
Key Features
- Low Power Consumption: Significantly lower power consumption compared to other TMS320C6000™ DSPs.
- High Performance: Up to 3648 MIPS and 2736 MFLOPS, supporting 32-bit integer, single precision, and double precision floating-point operations.
- Cache Architecture: Two-level cache with 32KB L1P, 32KB L1D, and 256KB L2 unified mapped RAM/cache.
- External Memory Interfaces: EMIFA and EMIFB supporting various memory types including NOR, NAND, and SDRAM.
- Peripheral Interfaces: Includes three UARTs, two SPIs, two I2C Bus interfaces, and multimedia card (MMC)/secure digital (SD) card interface.
- Audio and Video Capabilities: Supports three multichannel audio serial ports (McASPs) and has enhanced high-resolution pulse width modulator (eHRPWM) peripherals.
- Networking: 10/100 Mbps Ethernet MAC (EMAC) with IEEE 802.3 compliance.
- GPIO and Timers: Up to 8 banks of 16 pins of general-purpose input/output (GPIO) and two 64-bit general-purpose timers.
Applications
- A/V Receivers: Ideal for audio and video processing in home entertainment systems.[
- Automotive Amplifiers: Used in automotive audio systems for high-quality sound processing.[
- Soundbars and Home Theatre Systems: Enhances audio quality in consumer electronics.[
- Professional Audio: Suitable for professional audio equipment requiring high processing performance.[
- Network Streaming Audio: Supports streaming audio applications with its robust networking capabilities.[
Q & A
- What is the TMS320C6745BPTP4 based on?
The TMS320C6745BPTP4 is based on the TMS320C674x DSP core.
- What are the key advantages of the TMS320C6745BPTP4?
It offers low power consumption, high processing performance, and a robust set of peripherals and interfaces.
- What types of memory interfaces does the TMS320C6745BPTP4 support?
The device supports EMIFA and EMIFB interfaces for NOR, NAND, and SDRAM memory types.
- Does the TMS320C6745BPTP4 support USB interfaces?
Yes, it supports USB 2.0 Full-Speed Client and USB 1.1 OHCI (Host) interfaces.
- What is the package type of the TMS320C6745BPTP4?
The package type is 176-pin PowerPAD™ Plastic Quad Flat Pack (PTP suffix).
- What are the operating temperature ranges for the TMS320C6745BPTP4?
The device operates in commercial, industrial, extended, or automotive temperature ranges.
- Does the TMS320C6745BPTP4 support Ethernet?
Yes, it includes a 10/100 Mbps Ethernet MAC (EMAC) with IEEE 802.3 compliance.
- What audio interfaces are available on the TMS320C6745BPTP4?
The device supports three multichannel audio serial ports (McASPs).
- Can the TMS320C6745BPTP4 be used in automotive applications?
Yes, it is suitable for automotive amplifiers and other automotive audio systems.
- What is the clock speed of the TMS320C6745BPTP4?
The clock speed can be up to 375 MHz and 456 MHz.
