Overview
The TMS320VC5402AGGU16 is a fixed-point digital signal processor (DSP) developed by Texas Instruments. This processor is based on an advanced modified Harvard architecture, featuring one program memory bus and three data memory buses. This architecture allows for simultaneous access to program instructions and data, enabling high parallelism and efficient execution of complex signal processing tasks. The TMS320VC5402A is designed to provide a high degree of operational flexibility and speed, supported by a highly specialized instruction set and various on-chip peripherals.
Key Specifications
| Specification | Value |
|---|---|
| Instruction Execution Time | 6.25 ns (160 MIPS) |
| Core Supply Voltage | 1.6 V |
| I/O Supply Voltage | 3.3 V |
| On-Chip RAM | 16K × 16-bit (dual-access program/data RAM) |
| On-Chip ROM | 16K × 16-bit (program memory) |
| Arithmetic Logic Unit (ALU) | 40-bit ALU with 40-bit barrel shifter and two 40-bit accumulators |
| Multipliers | 17 × 17-bit parallel multiplier coupled to a 40-bit dedicated adder |
| Timers | Two 16-bit timers |
| DMA Controller | Six-channel DMA controller |
| Serial Ports | Three multichannel buffered serial ports (McBSPs) |
| Host-Port Interface | 8/16-bit enhanced parallel host-port interface (HPI8/16) |
| Package Options | 144-pin Ball Grid Array (BGA) [GGU Suffix], 144-pin Low-Profile Quad Flatpack (LQFP) [PGE Suffix] |
Key Features
- Advanced multibus architecture with three 16-bit data memory buses and one program memory bus
- Arithmetic instructions with parallel store and load capabilities
- Conditional store instructions and fast return from interrupt
- On-chip peripherals including software-programmable wait-state generator, programmable bank-switching, and bus holders
- Enhanced 8-/16-bit host-port interface (HPI8/16) and multichannel buffered serial ports (McBSPs)
- Two address generators with eight auxiliary registers and two auxiliary register arithmetic units (ARAUs)
- Power consumption control with IDLE1, IDLE2, and IDLE3 instructions and power-down modes
- Extended addressing mode for 8M × 16-bit maximum addressable external program space
- On-chip scan-based emulation logic and IEEE Std 1149.1 (JTAG) boundary scan logic
Applications
The TMS320VC5402AGGU16 is suitable for a wide range of digital signal processing applications, including:
- Audio and video processing
- Telecommunications and wireless communication systems
- Medical imaging and diagnostic equipment
- Industrial control and automation systems
- Consumer electronics such as set-top boxes and digital TVs
Q & A
- What is the architecture of the TMS320VC5402A DSP?
The TMS320VC5402A is based on an advanced modified Harvard architecture with one program memory bus and three data memory buses.
- What is the instruction execution time of the TMS320VC5402A?
The instruction execution time is 6.25 ns, which corresponds to 160 MIPS.
- What are the core and I/O supply voltages for the TMS320VC5402A?
The core supply voltage is 1.6 V, and the I/O supply voltage is 3.3 V.
- How much on-chip RAM and ROM does the TMS320VC5402A have?
The device has 16K × 16-bit on-chip RAM and 16K × 16-bit on-chip ROM.
- What are the key peripherals of the TMS320VC5402A?
The key peripherals include two 16-bit timers, six-channel DMA controller, three McBSPs, and an 8/16-bit enhanced parallel host-port interface (HPI8/16).
- What are the package options available for the TMS320VC5402A?
The device is available in 144-pin Ball Grid Array (BGA) [GGU Suffix] and 144-pin Low-Profile Quad Flatpack (LQFP) [PGE Suffix].
- What is the purpose of the software-programmable wait-state generator and programmable bank-switching?
These features allow for flexible memory access and management, optimizing system performance.
- Does the TMS320VC5402A support power consumption control?
Yes, it supports power consumption control with IDLE1, IDLE2, and IDLE3 instructions and power-down modes.
- What is the maximum addressable external program space for the TMS320VC5402A?
The maximum addressable external program space is 8M × 16-bit.
- Does the TMS320VC5402A have any debug and test features?
Yes, it includes on-chip scan-based emulation logic and IEEE Std 1149.1 (JTAG) boundary scan logic.
