Overview
The TMS320C44PDB50 is a 32-bit, floating-point digital signal processor (DSP) from Texas Instruments, part of the TMS320C4x generation. This processor is fabricated using 0.72-µm double-level-metal CMOS technology and is known for its high performance and parallel-processing capabilities. It is particularly suited for applications requiring intense floating-point computations.
Key Specifications
| Specification | Value |
|---|---|
| Instruction Cycle Time | 40 ns |
| MIPS (Millions of Instructions Per Second) | 30 MIPS |
| MOPS (Millions of Operations Per Second) | 330 MOPS |
| MFLOPS (Millions of Floating-Point Operations Per Second) | 60 MFLOPS |
| Memory Address Space | 128 M-Byte Program/Data/Peripheral Address Space |
| Communication Ports | Four on-chip communication ports |
| DMA Coprocessor | Six-channel direct memory address (DMA) coprocessor |
| Registers | Twelve 40-bit registers, eight auxiliary registers, 14 control registers, and two timers |
| Cache and RAM | 512-byte instruction cache, 8K bytes of single-cycle dual-access program or data RAM |
| Package Options | 304-pin Plastic Quad Flatpack (PDB), 388-pin Plastic Ball Grid Array (GFW) |
| Power Supply | 5-VDC supply |
| IEEE Standard | IEEE-1149.1 (JTAG) Boundary-Scan Compatible |
Key Features
- Single-cycle conversion to and from IEEE-754 floating-point format.
- Single-cycle operations for 1/x and 1/√x.
- Single-cycle 40-bit floating-point and 32-bit integer multipliers.
- Four on-chip communication ports for processor-to-processor communication without external hardware.
- Six-channel DMA coprocessor for handling CPU input/output burden.
- High port-data rate of 120 M Bytes/s per bus.
- On-chip program cache and dual-access/single-cycle RAM for increased memory-access performance.
- IDLE2 clock-stop power-down mode for power efficiency.
- IEEE-1149.1 (JTAG) boundary-scan compatible.
Applications
The TMS320C44PDB50 is suitable for a wide range of applications that require high-performance floating-point processing, such as:
- Telecommunications and networking equipment.
- Audio and video processing systems.
- Medical imaging and diagnostic equipment.
- Aerospace and defense systems.
- Industrial automation and control systems.
Q & A
- What is the instruction cycle time of the TMS320C44PDB50?
The instruction cycle time is 40 ns. - How many MIPS does the TMS320C44PDB50 achieve?
The TMS320C44PDB50 achieves 30 MIPS. - What is the MFLOPS rating of the TMS320C44PDB50?
The MFLOPS rating is 60 MFLOPS. - How many communication ports does the TMS320C44PDB50 have?
The processor has four on-chip communication ports. - What type of DMA coprocessor is integrated into the TMS320C44PDB50?
The processor includes a six-channel direct memory address (DMA) coprocessor. - What is the memory address space of the TMS320C44PDB50?
The memory address space is 128 M-Byte Program/Data/Peripheral Address Space. - Is the TMS320C44PDB50 IEEE-1149.1 (JTAG) boundary-scan compatible?
Yes, it is IEEE-1149.1 (JTAG) boundary-scan compatible. - What are the package options available for the TMS320C44PDB50?
The package options include a 304-pin Plastic Quad Flatpack (PDB) and a 388-pin Plastic Ball Grid Array (GFW). - What is the power supply requirement for the TMS320C44PDB50?
The power supply requirement is 5-VDC. - Does the TMS320C44PDB50 have any power-saving features?
Yes, it has an IDLE2 clock-stop power-down mode for power efficiency.
