Overview
The TMS320C5534, produced by Texas Instruments, is a member of the C5000 fixed-point Digital Signal Processor (DSP) product family. This device is designed for low-power applications and is based on the TMS320C55x DSP generation CPU processor core. The C55x DSP architecture is optimized for high performance and low power consumption through increased parallelism and a focus on power savings. The TMS320C5534 is particularly suited for applications requiring efficient signal processing, such as wireless audio devices, industrial controls, and voice applications.
Key Specifications
| Parameter | Value |
|---|---|
| CPU Frequency | 50 MHz (1.05 V core), 100 MHz (1.3 V core) |
| Cycle Time | 20 ns (1.05 V core), 10 ns (1.3 V core) |
| Core Voltage | 1.05 V or 1.3 V |
| I/O Voltage | 1.8 V, 2.5 V, 2.75 V, 3.3 V |
| On-Chip Memory | 64 KB Dual-Access RAM (DARAM), 64 KB Single-Access RAM (SARAM), 128 KB Single-Access ROM (SAROM) |
| Integrated LDOs | ANA_LDO (1.3 V), DSP_LDO (1.3 V or 1.05 V), USB_LDO (1.3 V) |
| Peripherals | USB 2.0 device mode, Real-Time Clock (RTC), three general-purpose timers, analog phase-locked loop (APLL) clock generator, SPI, I2C, UART, I2S Bus modules |
| DMA Controllers | Four DMA controllers, each with 4 channels |
| ALUs and MAC Units | Central 40-bit ALU, additional 16-bit ALU, two multiply-accumulate (MAC) units |
Key Features
- High-performance, low-power TMS320C55x DSP generation CPU processor core
- Variable byte width instruction set for improved code density
- Predictive branching capability to avoid pipeline flushes on conditional instructions
- Four DMA controllers with 16-independent channel contexts without CPU intervention
- Dual multiply-accumulate (MAC) units capable of 17-bit x 17-bit multiplication and a 32-bit add in a single cycle
- Integrated peripherals including USB 2.0, RTC, timers, APLL clock generator, SPI, I2C, UART, and I2S Bus modules
- Three integrated LDOs for powering different sections of the device
Applications
- Wireless audio devices (e.g., headsets, microphones, speakerphones)
- Voice applications
- Industrial controls
- Echo cancellation headphones
Q & A
- What is the CPU frequency range of the TMS320C5534?
The CPU frequency range is 50 MHz (1.05 V core) and 100 MHz (1.3 V core).
- What types of memory are available on the TMS320C5534?
The device includes 64 KB Dual-Access RAM (DARAM), 64 KB Single-Access RAM (SARAM), and 128 KB Single-Access ROM (SAROM).
- What peripherals are integrated into the TMS320C5534?
The device includes USB 2.0, Real-Time Clock (RTC), three general-purpose timers, analog phase-locked loop (APLL) clock generator, SPI, I2C, UART, and I2S Bus modules.
- How many DMA controllers does the TMS320C5534 have?
The device has four DMA controllers, each with 4 channels.
- What is the purpose of the integrated LDOs on the TMS320C5534?
The integrated LDOs (ANA_LDO, DSP_LDO, and USB_LDO) provide power to different sections of the device, including the DSP core, PLL, SAR, and USB core.
- What is the significance of the MAC units in the TMS320C5534?
The dual multiply-accumulate (MAC) units are capable of 17-bit x 17-bit multiplication and a 32-bit add in a single cycle, enhancing the device's computational efficiency.
- What development tools support the TMS320C5534?
The device is supported by the eXpressDSP, Code Composer Studio Integrated Development Environment (IDE), DSP/BIOS, and the C55x DSP library.
- What are some typical applications of the TMS320C5534?
Typical applications include wireless audio devices, voice applications, industrial controls, and echo cancellation headphones.
- How does the predictive branching capability benefit the TMS320C5534?
The predictive branching capability avoids pipeline flushes on execution of conditional instructions, improving the device's performance and efficiency.
- What is the role of the APLL clock generator in the TMS320C5534?
The analog phase-locked loop (APLL) clock generator helps in managing the clock frequency and stability of the device.
