Overview
The TMS320BC51PZ57 is a member of the TMS320C5x generation of digital signal processors (DSPs) from Texas Instruments. This device is built using advanced static CMOS integrated circuit technology and is based on the architectural design of earlier TI DSPs, such as the TMS320C25. The TMS320BC51PZ57 offers enhanced performance and versatility, making it suitable for a wide range of signal processing applications.
This DSP features a powerful 16-bit CPU, capable of executing up to 50 million instructions per second (MIPS). It includes on-chip peripherals, memory, and a highly specialized instruction set, which contribute to its operational flexibility and speed.
Key Specifications
| Specification | Details |
|---|---|
| Processor Type | 16-Bit Digital Signal Processor |
| 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 | 1K, 3K, 6K, 9K × 16-Bit Single-Access On-Chip Program/Data RAM (SARAM); 1K Dual-Access On-Chip Program/Data RAM (DARAM); 2K, 4K, 8K, 16K, 32K × 16-Bit Single-Access On-Chip Program ROM |
| 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) |
| Packaging | 100-Pin Thin Quad Flat Package (PZ Suffix) |
| Clocking Options | Multiple Phase-Locked Loop (PLL) Clocking Options (×1, ×2, ×3, ×4, ×5, ×9 Depending on Device) |
Key Features
- Advanced Harvard Architecture: Enhances performance and versatility.
- On-Chip Peripherals: Includes full-duplex synchronous serial port, TDM serial port, buffered serial port, and host port interface.
- On-Chip Memory: Features single-access and dual-access RAM, and ROM.
- High-Performance Instruction Set: Supports single-cycle 16 × 16-bit multiply/add and repeat instructions for efficient use of program space.
- Power Management: Offers low power dissipation and various power-down modes.
- IEEE Standard 1149.1 Test-Access Port (JTAG): For emulation and debugging.
- Boundary Scan: Facilitates testing and debugging.
Applications
The TMS320BC51PZ57 is suitable for a variety of applications requiring high-performance digital signal processing, including:
- Audio Processing: Real-time audio processing, audio compression, and decompression.
- Image Processing: Image filtering, compression, and enhancement.
- Telecommunications: Modem implementations, echo cancellation, and voice compression.
- Industrial Control: Motor control, data acquisition, and process control.
- Medical Devices: Medical imaging, patient monitoring, and diagnostic equipment.
Q & A
- What is the TMS320BC51PZ57?
The TMS320BC51PZ57 is a 16-bit digital signal processor from Texas Instruments, part of the TMS320C5x generation.
- What is the instruction execution time of the TMS320BC51PZ57?
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 on-chip memory does the TMS320BC51PZ57 have?
The device features 1K, 3K, 6K, 9K × 16-Bit Single-Access On-Chip Program/Data RAM (SARAM) and 1K Dual-Access On-Chip Program/Data RAM (DARAM), along with 2K, 4K, 8K, 16K, 32K × 16-Bit Single-Access On-Chip Program ROM.
- What are the power consumption characteristics of the TMS320BC51PZ57?
The device consumes 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); and 5 µA at 5 V, Clocks Off (IDLE2 Mode).
- What packaging options are available for the TMS320BC51PZ57?
The device is available in a 100-Pin Thin Quad Flat Package (PZ Suffix).
- Does the TMS320BC51PZ57 support any specific serial ports?
Yes, it supports a full-duplex synchronous serial port, a time-division-multiplexed (TDM) serial port, and a buffered serial port.
- What is the maximum addressable external memory space for the TMS320BC51PZ57?
The maximum addressable external memory space is 224K × 16-Bit (64K Program, 64K Data, 64K I/O, and 32K Global).
- Does the TMS320BC51PZ57 have any power management features?
Yes, it offers low power dissipation and various power-down modes, including IDLE1, IDLE2, and clocks off.
- What is the purpose of the IEEE Standard 1149.1 Test-Access Port (JTAG) on the TMS320BC51PZ57?
The JTAG port is used for emulation and debugging purposes.
- What are some common applications of the TMS320BC51PZ57?
Common applications include audio processing, image processing, telecommunications, industrial control, and medical devices.
