Overview
The TMS320C203PZA57 is a digital signal processor (DSP) from Texas Instruments, part of the TMS320C2xx family. This device is based on the T320C2xLP core CPU, which is optimized for high speed, small size, and low power consumption. It features a 16-bit fixed-point DSP architecture with a modified Harvard architecture, six internal buses for increased parallelism and performance, and a 32-bit ALU/accumulator. The TMS320C203 is designed to meet the needs of various signal processing and control applications, offering strong performance and flexibility.
Key Specifications
| Parameter | Specification |
|---|---|
| Instruction Cycle Time | 50 ns @ 5 V, 35 ns @ 5 V, 25 ns @ 5 V |
| Package Type | 100-pin TQFP (PZ Suffix) |
| On-Chip Memory | 544 × 16 words of dual-access data RAM, 4K × 16 words of single-access program/data RAM (not applicable for TMS320C203), 4K × 16 words of on-chip program ROM (not applicable for TMS320C203) |
| Total Addressable External Memory Space | 224K × 16-bit: 64K Program, 64K Data, 64K I/O, 32K Global |
| Peripherals | PLL with various clock options, on-chip oscillator, one wait state software-programmable to each space, six general-purpose I/O pins, on-chip 20-bit timer, full-duplex asynchronous serial port (UART), synchronous serial port with four-level-deep FIFOs |
| Power Consumption | 1.1 mA/MIPS at 3.3 V |
| Performance | Up to 40-MIPS at 5 V, 20-MIPS at 3.3 V |
| Operating Voltage | 5 V, 3.3 V |
Key Features
- 16-bit fixed-point DSP architecture with a modified Harvard architecture and six internal buses for increased parallelism and performance.
- 32-bit ALU/accumulator and 16 × 16-bit single-cycle multiplier with a 32-bit product.
- Block moves for data, program, and I/O space, and hardware repeat instruction.
- Source code compatible with TMS320C25 and upwardly code-compatible with TMS320C5x devices.
- Four external interrupts and boot-loader option (for TMS320C203 only).
- PLL with various clock options, on-chip oscillator, and software-programmable wait states.
- Six general-purpose I/O pins, on-chip 20-bit timer, full-duplex asynchronous serial port (UART), and synchronous serial port with four-level-deep FIFOs.
- Designed for low-power consumption with fully static CMOS technology and power-down IDLE mode.
- HOLD mode for multiprocessor applications and IEEE-1149.1-compatible scan-based emulation.
Applications
The TMS320C203 is suitable for a wide range of signal processing and control applications, including:
- Audio and video processing
- Industrial control systems
- Medical imaging and diagnostics
- Telecommunications and networking equipment
- Automotive systems and sensors
- Multiprocessor configurations due to its HOLD mode and external flag output.
Q & A
- What is the instruction cycle time of the TMS320C203?
The instruction cycle time of the TMS320C203 is 50 ns at 5 V, 35 ns at 5 V, and 25 ns at 5 V.
- What type of package does the TMS320C203PZA57 come in?
The TMS320C203PZA57 comes in a 100-pin TQFP (PZ Suffix) package.
- How much on-chip memory does the TMS320C203 have?
The TMS320C203 has 544 × 16 words of dual-access data RAM.
- What is the total addressable external memory space of the TMS320C203?
The total addressable external memory space is 224K × 16-bit, divided into 64K Program, 64K Data, 64K I/O, and 32K Global.
- Does the TMS320C203 support multiprocessor configurations?
- What are the power consumption characteristics of the TMS320C203?
- What is the performance of the TMS320C203 in terms of MIPS?
- Does the TMS320C203 have any serial communication ports?
- Is the TMS320C203 compatible with other TMS320 devices?
- What is the purpose of the HOLD mode in the TMS320C203?
