Overview
The TMS320VC549GGU-100 is a fixed-point digital signal processor (DSP) from Texas Instruments, part of the TMS320VC549 series. This DSP is based on an advanced modified Harvard architecture, featuring one program memory bus and three data memory buses. It includes an arithmetic logic unit (ALU) with a high degree of parallelism, application-specific hardware logic, on-chip memory, and various on-chip peripherals. The processor is designed to provide high operational flexibility and speed, making it suitable for a wide range of digital signal processing applications.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Series | TMS320VC549 |
| Package Type | BGA MICROSTAR (GGU Suffix) |
| Pin Count | 144 |
| Instruction Execution Time | 12.5 ns (80 MIPS at 3.3V), 10 ns (100 MIPS at 2.5V core), 8.3 ns (120 MIPS at 2.5V core) |
| Clock Input | X2/CLKIN (input pin to internal oscillator or external clock) |
| Power Supply | 3.3V (with 2.5V core option) |
| Lifecycle Status | Obsolete (Manufacturer has discontinued the production of the device) |
| RoHS Compliance | See ti.com (varies by specific part number) |
Key Features
- Advanced Modified Harvard Architecture: Features one program memory bus and three data memory buses, allowing for simultaneous access to program instructions and data.
- High Degree of Parallelism: Supports two reads and one write operation in a single cycle, enhancing the performance of arithmetic, logic, and bit-manipulation operations.
- On-Chip Memory and Peripherals: Includes on-chip memory and various peripherals such as timers, serial ports, and host port interfaces.
- Power Management: Power consumption control with IDLE1, IDLE2, and IDLE3 instructions, and power-down modes.
- Scan-Based Emulation Logic: IEEE Std 1149.1 (JTAG) boundary scan logic for testing and debugging.
- Multiple Package Options: Available in 144-pin Plastic Thin Quad Flatpack (TQFP) and 144-pin Ball Grid Array (BGA).
Applications
The TMS320VC549GGU-100 is suitable for various digital signal processing applications, including but not limited to:
- Audio and video processing
- Telecommunications
- Medical imaging and diagnostics
- Industrial control and automation
- Consumer electronics
Q & A
- What is the TMS320VC549GGU-100?
The TMS320VC549GGU-100 is a fixed-point digital signal processor (DSP) from Texas Instruments.
- What architecture does the TMS320VC549GGU-100 use?
It uses an advanced modified Harvard architecture.
- What is the instruction execution time of the TMS320VC549GGU-100?
The instruction execution time is 12.5 ns (80 MIPS at 3.3V), 10 ns (100 MIPS at 2.5V core), and 8.3 ns (120 MIPS at 2.5V core).
- What are the power supply options for the TMS320VC549GGU-100?
The device operates at 3.3V with an option for a 2.5V core.
- Is the TMS320VC549GGU-100 still in production?
No, the TMS320VC549GGU-100 is obsolete and no longer in production.
- What package types are available for the TMS320VC549GGU-100?
It is available in 144-pin BGA MICROSTAR (GGU Suffix) and 144-pin Plastic Thin Quad Flatpack (TQFP).
- Does the TMS320VC549GGU-100 support JTAG boundary scan?
- What are some common applications of the TMS320VC549GGU-100?
Common applications include audio and video processing, telecommunications, medical imaging, industrial control, and consumer electronics.
- How does the TMS320VC549GGU-100 manage power consumption?
The device has power consumption control with IDLE1, IDLE2, and IDLE3 instructions, and power-down modes.
- What is the significance of the EMU1/OFF pin on the TMS320VC549GGU-100?
The EMU1/OFF pin is used for emulator control and can put certain pins into a high-impedance state when low.
