Overview
The TMS320C5545AZQW06 is a member of the TMS320C55x family of fixed-point digital signal processors (DSPs) from Texas Instruments. This DSP is designed for low-power applications and offers high performance, making it suitable for a variety of digital signal processing tasks. The C55x DSP architecture is optimized for power efficiency, low system cost, and best-in-class performance, building on the legacy of the C54x series while maintaining software compatibility.
Key Specifications
| Parameter | Value |
|---|---|
| Processor Core | TMS320C55x DSP generation CPU processor core |
| Clock Rate | Up to 100 MHz (depending on the specific model) |
| Instruction Cycle Time | 10 ns (at 100 MHz), 20 ns (at 50 MHz) |
| Voltage | Core: 1.05 V or 1.3 V; I/O: 1.8 V, 2.5 V, 2.75 V, 3.3 V |
| Memory | 320KB of zero-wait state on-chip RAM, 128KB of zero-wait state on-chip ROM |
| DMA Controllers | Four DMA controllers, each with 4 channels |
| FFT Hardware Accelerator | Supports 8- to 1024-point real and complex-valued FFTs |
| Integrated LDOs | Three integrated LDOs for powering different sections of the device |
| Peripherals | USB 2.0 device mode, RTC, three general-purpose timers, APLL clock generator, SPI, I2C, UART, I2S Bus modules |
Key Features
- High-performance, low-power TMS320C55x DSP generation CPU processor core
- Support for up to four 16-bit data reads and two 16-bit data writes in a single cycle
- Four DMA controllers with 4 channels each for independent data movement
- Tightly coupled FFT Hardware Accelerator for efficient FFT operations
- Integrated LDOs for powering the DSP core, analog, and USB sections
- Multiple serial interfaces including USB 2.0, SPI, I2C, UART, and I2S Bus modules
- General-purpose input and output functions with 32 GPIO pins
- Real-time clock (RTC) and three general-purpose timers with one configurable as a watchdog timer
- Analog phase-locked loop (APLL) clock generator
Applications
- Wireless audio devices such as headsets, microphones, and speakerphones
- Industrial controls and automation systems
- Echo cancellation headphones and other voice applications
- Wireless handsets and personal communication systems
- Digital communications infrastructure with restrictive power budgets
Q & A
- What is the TMS320C5545AZQW06?
The TMS320C5545AZQW06 is a fixed-point digital signal processor from Texas Instruments, part of the TMS320C55x family.
- What is the clock rate of the TMS320C5545AZQW06?
The clock rate can be up to 100 MHz, depending on the specific model and configuration.
- What are the key features of the TMS320C55x DSP architecture?
The architecture includes high-performance, low-power operation, multiple DMA controllers, a tightly coupled FFT Hardware Accelerator, and various serial interfaces.
- What types of memory does the TMS320C5545AZQW06 have?
The device includes 320KB of zero-wait state on-chip RAM and 128KB of zero-wait state on-chip ROM.
- What peripherals are supported by the TMS320C5545AZQW06?
The device supports USB 2.0, RTC, three general-purpose timers, APLL clock generator, SPI, I2C, UART, and I2S Bus modules.
- What is the purpose of the integrated LDOs in the TMS320C5545AZQW06?
The integrated LDOs power different sections of the device, including the DSP core, analog circuits, and USB core.
- What are some common applications of the TMS320C55x DSPs?
Common applications include wireless audio devices, industrial controls, echo cancellation headphones, and wireless handsets.
- Is the TMS320C5545AZQW06 software-compatible with previous C54x devices?
Yes, the TMS320C55x series is software-compatible with the C54x series, protecting the customer’s software investment.
- What is the power consumption profile of the TMS320C55x DSPs?
The devices are optimized for ultra-low power consumption, with core power dissipation as low as 0.05 mW/MIPS at 0.9V.
- How does the TMS320C5545AZQW06 support data movement?
The device includes four DMA controllers with 4 channels each, allowing for independent data movement without CPU intervention.
