Overview
The TMS320C30GELSD is a high-performance 32-bit floating-point digital signal processor (DSP) from Texas Instruments. It is part of the TMS320C3x generation of DSPs and is manufactured using 0.7-µm triple-level-metal CMOS technology. This processor is designed to optimize speed by implementing functions in hardware that other processors might implement through software or microcode, resulting in unprecedented performance on a single chip.
The TMS320C30 supports a wide range of system applications, from serving as a host processor to acting as a dedicated coprocessor. It features a register-based architecture, a large address space, powerful addressing modes, and a flexible instruction set, making it highly suitable for various general-purpose and specialized applications.
Key Specifications
| Specification | Description |
|---|---|
| Instruction Cycle Time | 40 ns (TMS320C30-50), 50 ns (TMS320C30-40), 60 ns (TMS320C30-33), 74 ns (TMS320C30-27) |
| Performance Metrics | 275 MOPS, 50 MFLOPS, 25 MIPS (TMS320C30-50); 220 MOPS, 40 MFLOPS, 20 MIPS (TMS320C30-40); 183.3 MOPS, 33.3 MFLOPS, 16.7 MIPS (TMS320C30-33); 148.5 MOPS, 27 MFLOPS, 13.5 MIPS (TMS320C30-27) |
| Processor Type | 32-bit floating-point DSP |
| Integer and Floating-Point Operations | 16-/32-bit integer and 32-/40-bit floating-point operations |
| Instruction Word and Addresses | 32-bit instruction word, 24-bit addresses |
| On-Chip RAM | Two 1K × 32-bit single-cycle dual-access on-chip RAM blocks |
| Package Type | 181-pin grid array (PGA) package |
| Voltage Supply | 5 V supply |
Key Features
- High-performance CPU capable of executing up to 50 MFLOPS (million floating-point operations per second)
- Parallel multiply and ALU operations on integer or floating-point data in a single cycle
- General-purpose register file, program cache, and dedicated ARAUs (Arithmetic Result Accumulators)
- Internal dual-access memories and one DMA channel supporting concurrent I/O
- Short machine-cycle time and high-level language support through a register-based architecture
- Large address space, multiprocessor interface, and internally and externally generated wait states
- Two external interface ports, two timers, serial ports, and multiple interrupt structure
- Support for serial communication through serial ports 0 and 1
Applications
The TMS320C30GELSD is versatile and can be used in a wide variety of system applications, including:
- Host processor roles in complex systems
- Dedicated coprocessor roles to enhance system performance
- Signal processing in audio, video, and telecommunications systems
- Control systems, such as those in industrial automation and robotics
- Medical imaging and diagnostic equipment
- Multiprocessing environments where multiple DSPs are used together
Q & A
- What is the TMS320C30GELSD?
The TMS320C30GELSD is a 32-bit floating-point digital signal processor from Texas Instruments.
- What are the key performance metrics of the TMS320C30GELSD?
The performance metrics include 275 MOPS, 50 MFLOPS, and 25 MIPS for the TMS320C30-50 variant, among others depending on the specific model.
- What type of operations can the TMS320C30GELSD perform?
The TMS320C30GELSD can perform 16-/32-bit integer and 32-/40-bit floating-point operations.
- What is the instruction cycle time for different variants of the TMS320C30?
The instruction cycle times are 40 ns for TMS320C30-50, 50 ns for TMS320C30-40, 60 ns for TMS320C30-33, and 74 ns for TMS320C30-27.
- What type of package is the TMS320C30GELSD available in?
The TMS320C30GELSD is available in a 181-pin grid array (PGA) package.
- What are some of the key features of the TMS320C30GELSD?
Key features include parallel multiply and ALU operations, internal dual-access memories, DMA channel, and high-level language support.
- What are the typical applications of the TMS320C30GELSD?
Typical applications include host processor roles, dedicated coprocessor roles, signal processing, control systems, and medical imaging.
- Does the TMS320C30GELSD support serial communication?
Yes, it supports serial communication through serial ports 0 and 1.
- What is the voltage supply requirement for the TMS320C30GELSD?
The TMS320C30GELSD requires a 5 V supply.
- What is the significance of the large address space in the TMS320C30GELSD?
The large address space enhances general-purpose applications and supports complex system designs.
