Overview
The TMS320C50PQ57 is a fixed-point digital signal processor (DSP) from Texas Instruments, part of the TMS320C5x series. This processor is fabricated using static CMOS integrated circuit technology and is based on the architectural design of earlier TI DSPs, such as the TMS320C25. It offers high performance, advanced peripherals, and a specialized instruction set, making it suitable for a variety of digital signal processing applications.
Key Specifications
| Specification | Value |
|---|---|
| Instruction Execution Time | 20-, 25-, 35-, and 50-ns for 5-V operation; 25-, 40-, and 50-ns for 3-V operation |
| On-Chip Memory | 2K, 4K, 8K, 16K, 32K × 16-Bit Single-Access On-Chip Program ROM; 1K, 3K, 6K, 9K × 16-Bit Single-Access On-Chip Program/Data RAM (SARAM); 1K Dual-Access On-Chip Program/Data RAM (DARAM) |
| External Memory Space | 224K × 16-Bit Maximum Addressable External Memory Space (64K Program, 64K Data, 64K I/O, and 32K Global) |
| Serial Ports | Full-Duplex Synchronous Serial Port; Time-Division-Multiplexed (TDM) Serial Port; Buffered Serial Port |
| Power Consumption | 47 mA (2.35 mA/MIP) at 5 V, 40-MHz Clock (Average); 23 mA (1.15 mA/MIP) at 3 V, 40-MHz Clock (Average); 10 mA at 5 V, 40-MHz Clock (IDLE1 Mode); 3 mA at 5 V, 40-MHz Clock (IDLE2 Mode); 5 µA at 5 V, Clocks Off (IDLE2 Mode) |
| Package Type | 132-Pin Quad Flat Package (PQ Suffix) |
| Clocking Options | Multiple Phase-Locked Loop (PLL) Clocking Options (×1, ×2, ×3, ×4, ×5, ×9 Depending on Device) |
Key Features
- Advanced Harvard architecture for increased performance and versatility
- Single-Cycle 16 × 16-Bit Multiply/Add instruction
- On-chip peripherals including timer, host port interface, and serial ports
- Low power dissipation and power-down modes
- IEEE Standard 1149.1 Test-Access Port (JTAG) for debugging and testing
- Boundary scan capability
- Repeat instructions for efficient use of program space
- Block moves for data/program management
- On-chip scan-based emulation logic
Applications
The TMS320C50PQ57 is suitable for various digital signal processing applications, including but not limited to:
- Audio and video processing
- Telecommunications and networking
- Industrial control and automation
- Medical imaging and diagnostics
- Aerospace and defense systems
Q & A
- What is the TMS320C50PQ57?
The TMS320C50PQ57 is a fixed-point digital signal processor from Texas Instruments, part of the TMS320C5x series.
- What is the instruction execution time of the TMS320C50PQ57?
The instruction execution time is 20-, 25-, 35-, and 50-ns for 5-V operation and 25-, 40-, and 50-ns for 3-V operation.
- What type of memory does the TMS320C50PQ57 have?
The processor has on-chip memory including 2K to 32K × 16-Bit Single-Access On-Chip Program ROM and 1K to 9K × 16-Bit Single-Access On-Chip Program/Data RAM (SARAM) and 1K Dual-Access On-Chip Program/Data RAM (DARAM).
- What are the power consumption modes of the TMS320C50PQ57?
The processor has various power consumption modes including 47 mA at 5 V, 40-MHz Clock (Average), 23 mA at 3 V, 40-MHz Clock (Average), and lower power modes such as IDLE1 and IDLE2.
- What packaging options are available for the TMS320C50PQ57?
The TMS320C50PQ57 is packaged in a 132-Pin Quad Flat Package (PQ Suffix).
- Does the TMS320C50PQ57 support JTAG?
Yes, the TMS320C50PQ57 supports IEEE Standard 1149.1 Test-Access Port (JTAG) for debugging and testing.
- What are some common applications of the TMS320C50PQ57?
Common applications include audio and video processing, telecommunications, industrial control, medical imaging, and aerospace and defense systems.
- Is the TMS320C50PQ57 still in production?
No, the TMS320C50PQ57 is no longer manufactured by Texas Instruments.
- What is the maximum addressable external memory space for the TMS320C50PQ57?
The maximum addressable external memory space is 224K × 16-Bit (64K Program, 64K Data, 64K I/O, and 32K Global).
- Does the TMS320C50PQ57 have a host port interface?
Yes, the TMS320C50PQ57 includes a host port interface (HPI) for communication with host systems.
- What is the significance of the Harvard architecture in the TMS320C50PQ57?
The Harvard architecture allows for separate buses for program and data, enhancing performance and versatility.
