Overview
The TMS320VC5421GGU200 is a high-performance, fixed-point digital signal processor (DSP) from Texas Instruments. This DSP is part of the TMS320C54x family and is designed for applications requiring advanced signal processing capabilities. The TMS320VC5421 features a dual-core architecture, with each core based on the 54x DSP core, enabling core-to-core communications and shared access to on-chip memory. This processor is particularly suited for remote data access, voice-over IP subsystems, and other telecommunication applications.
Key Specifications
| Specification | Details |
|---|---|
| Processor Cores | Dual-core, each core based on 54x DSP core |
| Performance | 200 MIPS per core |
| On-Chip Program Memory | 128K words (16-bit), shared between the two cores |
| On-Chip RAM | 32K-word program/data DARAM and 32K-word data SARAM per core |
| On-Chip ROM | 2K words (16-bit) for bootloading purposes |
| Instruction Execution Time | Single-cycle fixed-point instruction execution time of 8.33 ns |
| Arithmetic Logic Unit (ALU) | 40-bit ALU with a 40-bit barrel shifter and two independent 40-bit accumulators |
| Multipliers | 17 × 17-bit parallel multiplier coupled to a 40-bit dedicated adder |
| Peripherals | Two 16-bit timers, six-channel DMA controller, two McBSPs, 8/16-bit HPI, UART with integrated baud rate generator, and integrated DAA module |
| Power Supply | 1.8 V core supply voltage (CV DD), 3.3 V I/O supply voltage (DV DD) |
| Package Options | 144-pin Ball Grid Array (BGA) and 144-pin Low-Profile Quad Flatpack (LQFP) |
Key Features
- Dual-Core Architecture: Enables core-to-core communications and shared access to on-chip memory, enhancing performance and flexibility.
- Advanced Instruction Set: Supports single-cycle fixed-point instruction execution, parallel store and load instructions, and conditional store instructions.
- On-Chip Memory and Peripherals: Includes on-chip program memory, RAM, ROM, timers, DMA controller, McBSPs, HPI, UART, and DAA module.
- High-Performance Arithmetic Logic Unit (ALU): Features a 40-bit ALU with a barrel shifter and two independent accumulators.
- Power Management: Includes IDLE1, IDLE2, and IDLE3 instructions for power-down modes and CLKOUT off control.
- Enhanced External Interfaces: Supports enhanced parallel host-port interface (HPI), McBSPs, and UART with integrated baud rate generator.
- Scan-Based Emulation Logic: Includes IEEE Std 1149.1 (JTAG) boundary scan logic for debugging and testing.
Applications
- Telecommunication Systems: Suitable for client-side telephony, data modems, and voice-over IP subsystems.
- Remote Data Access: Ideal for applications requiring remote data processing and transmission.
- Embedded Systems: Can be used in various embedded systems that require high-performance signal processing.
- Modem Technologies: Designed to maintain current modem architecture with minimal hardware and software impacts.
Q & A
- What is the performance of the TMS320VC5421GGU200?
The TMS320VC5421GGU200 operates at 200 MIPS per core.
- What type of memory does the TMS320VC5421GGU200 have?
The processor features 128K words of on-chip program memory, 32K-word program/data DARAM, 32K-word data SARAM per core, and 2K words of ROM for bootloading.
- What are the key peripherals of the TMS320VC5421GGU200?
The key peripherals include two 16-bit timers, a six-channel DMA controller, two McBSPs, an 8/16-bit HPI, a UART with integrated baud rate generator, and an integrated DAA module.
- What are the power supply requirements for the TMS320VC5421GGU200?
The processor requires a 1.8 V core supply voltage (CV DD) and a 3.3 V I/O supply voltage (DV DD).
- What are the package options available for the TMS320VC5421GGU200?
The processor is available in 144-pin Ball Grid Array (BGA) and 144-pin Low-Profile Quad Flatpack (LQFP) packages.
- Does the TMS320VC5421GGU200 support power management features?
Yes, it includes IDLE1, IDLE2, and IDLE3 instructions for power-down modes and CLKOUT off control.
- What is the significance of the dual-core architecture in the TMS320VC5421GGU200?
The dual-core architecture enables core-to-core communications and shared access to on-chip memory, enhancing performance and flexibility.
- What debugging and testing features are available on the TMS320VC5421GGU200?
The processor includes IEEE Std 1149.1 (JTAG) boundary scan logic for debugging and testing.
- Is the TMS320VC5421GGU200 compatible with existing modem technologies?
Yes, it is designed to maintain the current modem architecture with minimal hardware and software impacts.
- What is the instruction execution time of the TMS320VC5421GGU200?
The instruction execution time is 8.33 ns for single-cycle fixed-point instructions.
