Overview
The TMS320VC33PGE120G4 is a high-performance 32-bit floating-point digital signal processor (DSP) from Texas Instruments. It is part of the TMS320C3x generation of DSPs, known for their speed and flexibility in executing digital signal processing tasks. The TMS320VC33 is fabricated using the 0.18-μm four-level-metal CMOS (TImeline) technology, which enhances its performance and power efficiency. This processor is designed to optimize speed by implementing functions in hardware that other processors might handle through software or microcode, resulting in high performance previously unavailable on a single chip.
Key Specifications
| Specification | Value |
|---|---|
| Instruction Cycle Time | 17 ns |
| Floating-Point Operations Per Second (MFLOPS) | 120 MFLOPS |
| Instructions Per Second (MIPS) | 60 MIPS |
| On-Chip Memory | 34K × 32-Bit (1.1-Mbit) Dual-Access SRAM |
| Clock Generator | x5 Phase-Locked Loop (PLL) Clock Generator |
| Power Consumption | < 200 mW @ 120 MFLOPS |
| Supply Voltages | 1.8-V (Core), 3.3-V (I/O) |
| Package Type | 144-Pin Low-Profile Quad Flatpack (LQFP) |
| Address Space | 24-Bit Address Port |
| Peripheral Interfaces | One Serial Port, Two 32-Bit Timers, DMA Coprocessor |
Key Features
- 32-Bit High-Performance CPU with 16-/32-Bit Integer and 32-/40-Bit Floating-Point Operations
- Parallel Arithmetic/Logic Unit (ALU) and Multiplier Execution in a Single Cycle
- Two Address Generators With Eight Auxiliary Registers and Two Auxiliary Register Arithmetic Units (ARAUs)
- Zero-Overhead Loops With Single-Cycle Branches and Conditional Calls and Returns
- Interlocked Instructions for Multiprocessing Support
- On-Chip Memory-Mapped Peripherals: One Serial Port, Two 32-Bit Timers, DMA Coprocessor
- Boot-Program Loader and EDGEMODE Selectable External Interrupts
- IEEE Std 1149.1 (JTAG) On-Chip Scan-Based Emulation Logic
- Two Low-Power Modes
Applications
The TMS320VC33PGE120G4 is versatile and can be used in a wide variety of system applications, ranging from host processors to dedicated coprocessors. It is particularly suited for high-performance digital signal processing tasks such as audio processing, image processing, and telecommunications. The processor's large address space, multiprocessor interface, and multiple-interrupt structure make it ideal for complex system designs.
Q & A
- What is the instruction cycle time of the TMS320VC33PGE120G4?
The instruction cycle time is 17 ns. - What is the maximum floating-point operations per second (MFLOPS) of this DSP?
The maximum MFLOPS is 120. - How much on-chip memory does the TMS320VC33PGE120G4 have?
The DSP has 34K × 32-Bit (1.1-Mbit) Dual-Access SRAM. - What type of clock generator does the TMS320VC33PGE120G4 use?
The DSP uses a x5 Phase-Locked Loop (PLL) Clock Generator. - What are the supply voltages for the TMS320VC33PGE120G4?
The supply voltages are 1.8-V for the core and 3.3-V for the I/O. - What is the package type of the TMS320VC33PGE120G4?
The package type is a 144-Pin Low-Profile Quad Flatpack (LQFP). - Does the TMS320VC33PGE120G4 support multiprocessing?
Yes, it supports multiprocessing with interlocked instructions. - What peripheral interfaces are available on the TMS320VC33PGE120G4?
The DSP includes one serial port, two 32-bit timers, and a DMA coprocessor. - Does the TMS320VC33PGE120G4 have low-power modes?
Yes, it has two low-power modes. - What is the address space of the TMS320VC33PGE120G4?
The address space is 24-bit.
