TMS320VC5509AZHH TI TMS320C55x 16-Bit Fixed-Point DSP 200MHz 64KB ROM 256KB SRAM USB2.0 McBSP HPI BGA-179

TMS320VC5509AZHH Product Overview

The TMS320VC5509AZHH is a high-performance, low-power 16-bit fixed-point digital signal processor (DSP) from Texas Instruments' C55x family, running at 200MHz (200 MIPS / 400 MMACS) in a 179-ball MicroStar BGA (ZHH) package. The TMS320VC5509AZHH strikes an excellent balance between processing power and energy efficiency, integrating 64KB of mask ROM and 256KB of zero-wait-state SRAM (64KB DARAM + 192KB SARAM). The TMS320VC5509AZHH's rich peripheral set includes a USB 2.0 full-speed (12 Mbps) slave controller, three high-speed multi-channel buffered serial ports (McBSP), a 16-bit enhanced host port interface (HPI), an MMC/SD card controller, I2C, and an 8-channel DMA controller. The TMS320VC5509AZHH also features a real-time clock (RTC) and a watchdog timer, greatly simplifying the design of portable multimedia, communication, and industrial signal processing systems. With dual MAC units and an optimized low-power architecture, the TMS320VC5509AZHH is ideal for battery-operated audio/voice devices, portable medical instruments, wireless communication terminals, and general embedded signal processing. Full compatibility with TI's free Code Composer Studio IDE and optimized C55x algorithm libraries significantly shortens the development cycle from prototype to production for the TMS320VC5509AZHH.

TMS320VC5509AZHH Core Features

Processor Core: The TMS320VC5509AZHH features a 16-bit C55x fixed-point DSP, 200MHz (200 MIPS, 400 MMACS), dual MAC, low-power design

On-Chip Memory: The TMS320VC5509AZHH provides 32K×16 mask ROM (64KB), 32K×16 DARAM (64KB), 96K×16 SARAM (192KB) – total 256KB zero-wait-state SRAM

USB Controller: The TMS320VC5509AZHH integrates a USB 2.0 full-speed (12 Mbps) slave, supporting bulk, interrupt, and isochronous transfers

MMC/SD Interface: The TMS320VC5509AZHH supports MultiMediaCard / SD card protocols for external data storage

DMA Controller: The TMS320VC5509AZHH includes an 8-channel DMA for autonomous data movement between peripherals and memory

McBSP: The TMS320VC5509AZHH offers 3 high-speed multi-channel buffered serial ports, I2S/TDM/PCM compatible

HPI: The TMS320VC5509AZHH features a 16-bit enhanced host port interface for direct memory access by an external host

Additional Peripherals: The TMS320VC5509AZHH provides 1× I2C, RTC, watchdog timer, on-chip programmable PLL

Temperature Range: Commercial, 0°C to 70°C

Package: 179-ball MicroStar BGA (ZHH), 12mm×12mm, 0.8mm pitch

TMS320VC5509AZHH Applications

Portable Audio/Voice: The TMS320VC5509AZHH is used in MP3 players, digital voice recorders, speech recognition terminals, conference microphone arrays

Wireless Communication: The TMS320VC5509AZHH enables software-defined radio front-ends, digital two-way radios, wireless sensor network nodes

Portable Medical Instruments: The TMS320VC5509AZHH is suitable for hearing aids, portable ECG/pulse oximetry, ultrasonic portable devices

General Embedded Signal Processing: The TMS320VC5509AZHH supports USB audio interfaces, data acquisition & real-time analysis, industrial monitoring & diagnostics

TMS320VC5509AZHH Key Advantages

Best-in-Class Energy Efficiency: The TMS320VC5509AZHH's C55x core is purpose-built for low power, offering very low mW/MIPS at 200MHz and supporting multiple sleep modes, making it the ideal choice for battery-powered signal processing.

Integrated USB 2.0 & MMC/SD: The TMS320VC5509AZHH directly connects to a PC, USB flash drive, or SD card without external chips, enabling firmware upgrades, data logging, and multimedia playback with a reduced BOM.

Large 256KB On-Chip SRAM: Ample zero-wait-state memory on the TMS320VC5509AZHH accommodates entire programs and large data buffers, eliminating external memory bottlenecks and power overhead for full 200MHz performance.

Flexible Interconnects (3×McBSP + HPI): The TMS320VC5509AZHH can simultaneously connect multiple audio ADCs/DACs and an external host, simplifying multi-channel audio systems or co-processor integration.

8-Channel DMA Offloading: The TMS320VC5509AZHH automatically moves data between McBSPs, USB, and MMC/SD, freeing the CPU to focus on algorithms and boosting overall system concurrency.

Mature C55x Ecosystem: The TMS320VC5509AZHH benefits from full CCS IDE and C55x DSPLIB support with proven reference designs for audio, voice, and communication, lowering development risk and time-to-market.

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FAQ

1. What is the temperature range of the TMS320VC5509AZHH?
   
   • The TMS320VC5509AZHH is a commercial-grade device rated for 0°C to 70°C. For industrial -40°C to +85°C, choose the G-suffix version (e.g., TMS320VC5509AGHH).
2. How does it differ from other C55x family members?
   
   • The TMS320VC5509AZHH uniquely integrates a USB 2.0 full-speed slave controller and MMC/SD interface, making it ideal for portable multimedia and data-logging applications requiring USB or removable storage.
3. Is the on-chip USB host or slave? What is its speed?
   
   • The TMS320VC5509AZHH provides a USB 2.0 full-speed (12 Mbps) slave controller supporting bulk, interrupt, and isochronous transfers, suitable for connecting the DSP to a PC or as an interface for battery-powered devices.
4. Is 256KB SRAM sufficient for complex voice or audio algorithms?
   
   • Yes, 256KB of zero-wait-state SRAM on the TMS320VC5509AZHH comfortably holds MP3/AAC decoders, speech codecs like G.729, and moderate FIR/FFT algorithms, with DMA efficiently streaming real-time audio.
5. What can the MMC/SD interface be used for?
   
   • The MMC/SD interface of the TMS320VC5509AZHH directly connects to SD/MMC cards for storing audio files, firmware updates, or data logs, greatly expanding non-volatile storage in portable devices.
6. What software and hardware tools are required for development?
   
   • TI's free Code Composer Studio (CCS) with C55x DSPLIB is recommended for the TMS320VC5509AZHH. Use XDS100 or XDS200 JTAG emulators for debugging.
7. How power-efficient is this DSP?
   
   • The TMS320VC5509AZHH's C55x architecture is renowned for low power, achieving very low mW/MIPS at 200MHz and supporting multiple idle modes, making it excellent for battery-operated devices.
8. What is the purpose of the HPI interface?
   
   • The 16-bit HPI of the TMS320VC5509AZHH allows an external host processor (ARM, MCU) to directly access DSP internal RAM, enabling a clean master-slave architecture with DSP algorithm offload.
9. Is the 179-ball BGA difficult to solder?
   
   • The MicroStar BGA with 0.8mm pitch used by the TMS320VC5509AZHH is a medium-density BGA; standard reflow soldering achieves high yields. Manual soldering requires hot air and reballing tools; professional assembly is recommended for prototypes.
10. What are the upgrade paths for higher performance?
    
    • Consider TI's TMS320C5517 or C674x family (e.g., C6748), which offer higher clock speeds, larger memory, and richer peripherals while maintaining low power or adding floating-point capability beyond the TMS320VC5509AZHH.