Overview
The TMS320C44GFW50 is a high-performance digital signal processor (DSP) from Texas Instruments, part of the TMS320C4x family. This 32-bit, floating-point processor is manufactured using 0.72-μm Enhanced Performance Implanted CMOS (EPIC) technology. It is designed primarily for parallel processing and offers exceptional floating-point performance, making it suitable for a wide range of applications that require intense computational capabilities.
Key Specifications
| Specification | Detail |
|---|---|
| Instruction Cycle Time | 33 ns (TMS320C44-60), 40 ns (TMS320C44-50), 50 ns (TMS320C44-40) |
| Performance Metrics | 330 MOPS, 60 MFLOPS, 30 MIPS (TMS320C44-60) |
| Data Transfer Rate | 120M Bytes/s per bus (TMS320C44-60) |
| Address Space | 128M-Byte continuous program/data/peripheral address space |
| Registers | Twelve 40-bit registers, eight auxiliary registers, 14 control registers, and two timers |
| Communication Ports | Four on-chip communication ports for processor-to-processor communication |
| DMA Coprocessor | Six-channel direct memory access (DMA) coprocessor |
| Memory Access | On-chip program cache and dual-access/single-cycle RAM; 512-byte instruction cache; 8K bytes of single-cycle dual-access program or data RAM |
| Package | 388-pin plastic ball grid array (GFW suffix) |
| Power Supply | 5-V operation |
| Boundary Scan | IEEE 1149.1 (JTAG) boundary scan compatible |
Key Features
- High-Performance Floating-Point Processing: Single-cycle 40-bit floating-point and 32-bit integer multipliers, and single-cycle conversion to and from IEEE-754 floating-point format.
- Parallel Processing Capabilities: Designed for parallel processing with separate internal program, data, and DMA coprocessor buses.
- Communication Ports: Four on-chip communication ports for processor-to-processor communication without external hardware.
- DMA Coprocessor: Six-channel direct memory access (DMA) coprocessor for handling CPU input/output burden.
- Memory Access Performance: On-chip program cache and dual-access/single-cycle RAM, 512-byte instruction cache, and 8K bytes of single-cycle dual-access program or data RAM.
- Power Management: IDLE2 clock-stop power-down mode for reduced power consumption.
- Boundary Scan Compatibility: IEEE 1149.1 (JTAG) boundary scan compatible for testing and debugging.
Applications
The TMS320C44GFW50 is suitable for a variety of high-performance applications, including:
- Real-Time Signal Processing: Ideal for applications requiring real-time signal processing such as audio, image, and video processing.
- Telecommunications: Used in telecommunications systems for tasks like echo cancellation, voice compression, and modem implementations.
- Medical Imaging: Applies to medical imaging systems for processing and analyzing medical images.
- Aerospace and Defense: Utilized in various aerospace and defense applications requiring high computational power and reliability.
- Industrial Automation: Employed in industrial automation for control and monitoring systems that require advanced signal processing.
Q & A
- What is the instruction cycle time of the TMS320C44-60?
The instruction cycle time of the TMS320C44-60 is 33 ns.
- How many communication ports does the TMS320C44 have?
The TMS320C44 has four on-chip communication ports.
- What is the data transfer rate per bus for the TMS320C44-60?
The data transfer rate per bus for the TMS320C44-60 is 120M Bytes/s.
- What type of package is the TMS320C44GFW50 available in?
The TMS320C44GFW50 is available in a 388-pin plastic ball grid array (GFW suffix).
- Is the TMS320C44 compatible with IEEE 1149.1 boundary scan?
Yes, the TMS320C44 is IEEE 1149.1 (JTAG) boundary scan compatible.
- What is the power supply voltage for the TMS320C44?
The power supply voltage for the TMS320C44 is 5 V.
- How many registers does the TMS320C44 have?
The TMS320C44 has twelve 40-bit registers, eight auxiliary registers, 14 control registers, and two timers.
- What is the purpose of the DMA coprocessor in the TMS320C44?
The DMA coprocessor handles the CPU input/output burden, supporting six channels of direct memory access.
- Does the TMS320C44 have on-chip cache and RAM?
Yes, it has an on-chip program cache and dual-access/single-cycle RAM, along with a 512-byte instruction cache and 8K bytes of single-cycle dual-access program or data RAM.
- What power management feature does the TMS320C44 have?
The TMS320C44 has an IDLE2 clock-stop power-down mode for reduced power consumption.
