Overview
The TMS320VC5402A, produced by Texas Instruments, is a fixed-point digital signal processor (DSP) based on an advanced modified Harvard architecture. This processor features one program memory bus and three data memory buses, enabling high parallelism and operational flexibility. It includes a highly specialized instruction set, allowing for simultaneous access to program instructions and data, which supports powerful arithmetic, logic, and bit-manipulation operations. The DSP is designed for real-time processing needs and is particularly suited for applications requiring high-speed digital signal processing.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | TMS320VC5402APGE16 |
| Package Type | LQFP (PGE) - 144 pins |
| Operating Temperature Range | -40°C to 100°C |
| Core Supply Voltage | 1.6 V |
| I/O Supply Voltage | 3.3 V |
| Maximum Clock Frequency | 160 MHz |
| Instruction Execution Time | 6.25 ns (160 MIPS) |
| On-Chip RAM | 16K x 16-bit (two blocks of 8K x 16-bit dual-access program/data RAM) |
| On-Chip ROM | 16K x 16-bit configured for program memory |
| DSP Type | Fixed-Point, C54x |
| Operating System | DSP/BIOS |
Key Features
- Advanced Multibus Architecture with three separate 16-bit data memory buses and one program memory bus.
- 40-Bit Arithmetic Logic Unit (ALU) including a 40-bit barrel shifter and two independent 40-bit accumulators.
- 17 × 17-bit parallel multiplier coupled to a 40-bit dedicated adder for non-pipelined single-cycle multiply/accumulate (MAC) operation.
- Compare, Select, and Store Unit (CSSU) for the add/compare selection of the Viterbi operator.
- Exponent encoder to compute an exponent value of a 40-bit accumulator value in a single cycle.
- Two address generators with eight auxiliary registers and two auxiliary register arithmetic units (ARAUs).
- Data bus with a bus holder feature.
- Extended addressing mode for 8M × 16-bit maximum addressable external program space.
- Enhanced external parallel interface (XIO2).
- Single-instruction-repeat and block-repeat operations for program code.
- Block-memory-move instructions for better program and data management.
- Instructions with a 32-bit long word operand and instructions with two- or three-operand reads.
- Arithmetic instructions with parallel store and parallel load.
- Conditional store instructions and fast return from interrupt.
- On-chip peripherals including a 16-bit timer, six-channel direct memory access (DMA) controller, and three multichannel buffered serial ports (McBSPs).
- 8/16-bit enhanced parallel host-port interface (HPI8/16).
- Power consumption control with IDLE1, IDLE2, and IDLE3 instructions and power-down modes.
- CLKOUT off control to disable CLKOUT.
- On-chip scan-based emulation logic, IEEE Std 1149.1 (JTAG) boundary scan logic.
Applications
The TMS320VC5402A is suitable for various applications requiring high-speed digital signal processing, including:
- Communications and Telecom: Ideal for tasks such as modulation, demodulation, and signal processing in communication systems.
- Industrial: Used in industrial automation, control systems, and other real-time processing applications.
Q & A
- What is the TMS320VC5402A?
The TMS320VC5402A is a fixed-point digital signal processor (DSP) produced by Texas Instruments.
- What is the architecture of the TMS320VC5402A?
The TMS320VC5402A is based on an advanced modified Harvard architecture with one program memory bus and three data memory buses.
- What is the maximum clock frequency of the TMS320VC5402A?
The maximum clock frequency is 160 MHz.
- What is the on-chip memory configuration of the TMS320VC5402A?
The DSP includes 16K x 16-bit on-chip RAM (two blocks of 8K x 16-bit dual-access program/data RAM) and 16K x 16-bit on-chip ROM configured for program memory.
- What are the key features of the TMS320VC5402A's ALU?
The ALU includes a 40-bit barrel shifter and two independent 40-bit accumulators, and supports non-pipelined single-cycle multiply/accumulate (MAC) operations.
- What on-chip peripherals does the TMS320VC5402A include?
The DSP includes a 16-bit timer, six-channel DMA controller, three McBSPs, and an 8/16-bit enhanced parallel host-port interface (HPI8/16).
- What is the operating temperature range of the TMS320VC5402A?
The operating temperature range is -40°C to 100°C.
- Is the TMS320VC5402A RoHS compliant?
Yes, the TMS320VC5402A is RoHS compliant.
- What are the typical applications of the TMS320VC5402A?
The DSP is typically used in communications and telecom, as well as industrial automation and control systems.
- What is the package type of the TMS320VC5402APGE16?
The package type is LQFP (PGE) with 144 pins.
- Does the TMS320VC5402A support power management features?
Yes, it supports power consumption control with IDLE1, IDLE2, and IDLE3 instructions and power-down modes.
