Overview
The TMS320LC50PQ50 is a 16-bit fixed-point digital signal processor (DSP) from Texas Instruments, part of the TMS320C5x family. This processor is designed to offer high performance and versatility, making it suitable for a wide range of digital signal processing applications. The TMS320LC50PQ50 is fabricated using advanced static CMOS technology, which enhances its performance and minimizes power consumption.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | TMS320LC50PQ50 |
| Package Type | 132-Pin Quad Flat Package (PQ) |
| Instruction Execution Time | 50 ns, 40 ns, 25 ns (for 3.3 V operation) |
| On-Chip Memory | 544 words of Dual-Access RAM (DARAM), 512 words of Single-Access RAM (SARAM), 9K words of Program ROM |
| External Memory Space | 224K × 16-bit (64K Program, 64K Data, 64K I/O, and 32K Global) |
| Power Consumption | 23 mA at 3 V, 40-MHz Clock (Average); 3 mA at 3 V, 40-MHz Clock (IDLE2 Mode); 5 µA at 3 V, Clocks Off (IDLE2 Mode) |
| Serial Ports | Full-Duplex Synchronous Serial Port, Time-Division-Multiplexed (TDM) Serial Port |
| Other Features | On-Chip Timer, Hardware or Software Wait-State Generation, Host Port Interface, Multiple Phase-Locked Loop (PLL) Clocking Options |
Key Features
- High-Performance CPU: Executes up to 50 million instructions per second (MIPS) with single-cycle instruction execution times of 50 ns, 40 ns, and 25 ns for 3.3 V operation.
- Advanced Memory Architecture: Includes 544 words of Dual-Access RAM (DARAM), 512 words of Single-Access RAM (SARAM), and 9K words of Program ROM.
- Flexible I/O Options: Features full-duplex synchronous serial ports and time-division-multiplexed (TDM) serial ports.
- Low Power Consumption: Offers low power dissipation with various power-down modes, including IDLE1, IDLE2, and clocks off.
- On-Chip Peripherals: Includes an on-chip timer, hardware or software wait-state generation, and a host port interface.
- Multiple PLL Clocking Options: Supports multiple phase-locked loop (PLL) clocking options for flexible clock management.
Applications
- Telecommunications: Suitable for digital cell systems, speech synthesis, error-correction coding, base-band modulation and demodulation, equalization, and channel estimation.
- DTMF Decoding: Can be used to improve 32-channel DTMF decoders in PBX systems, enhancing system performance and flexibility.
- Sound and Fax/Modem Applications: Can be integrated into PCMCIA media cards for sound and fax/modem applications.
- General DSP Applications: Applicable in various digital signal processing tasks such as filtering, convolution, and other real-time signal processing needs.
Q & A
- What is the TMS320LC50PQ50?
The TMS320LC50PQ50 is a 16-bit fixed-point digital signal processor (DSP) from Texas Instruments, part of the TMS320C5x family.
- What are the key features of the TMS320LC50PQ50?
Key features include high-performance CPU, advanced memory architecture, flexible I/O options, low power consumption, on-chip peripherals, and multiple PLL clocking options.
- What is the instruction execution time of the TMS320LC50PQ50?
The instruction execution times are 50 ns, 40 ns, and 25 ns for 3.3 V operation.
- What type of memory does the TMS320LC50PQ50 have?
The processor includes 544 words of Dual-Access RAM (DARAM), 512 words of Single-Access RAM (SARAM), and 9K words of Program ROM.
- What are the power consumption modes of the TMS320LC50PQ50?
The processor offers low power dissipation with various power-down modes, including IDLE1, IDLE2, and clocks off.
- What are some common applications of the TMS320LC50PQ50?
Common applications include telecommunications, DTMF decoding, sound and fax/modem applications, and general DSP tasks.
- What is the package type of the TMS320LC50PQ50?
The package type is a 132-Pin Quad Flat Package (PQ).
- Does the TMS320LC50PQ50 support multiple clocking options?
Yes, it supports multiple phase-locked loop (PLL) clocking options.
- Is the TMS320LC50PQ50 RoHS compliant?
No, the TMS320LC50PQ50 is not RoHS compliant.
- What is the lifecycle status of the TMS320LC50PQ50?
The TMS320LC50PQ50 is obsolete, meaning it is no longer recommended for new designs and its production has been discontinued.
