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TMS320LC548PGE-66 from TEXAS

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TMS320LC548PGE-66

Manufacturer: TEXAS

Digital Signal Processor 144-LQFP

Partnumber Manufacturer Quantity Availability
TMS320LC548PGE-66,TMS320LC548PGE66 TEXAS 240 In Stock

Description and Introduction

Digital Signal Processor 144-LQFP The TMS320LC548PGE-66 is a digital signal processor (DSP) manufactured by Texas Instruments. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** Texas Instruments  
- **Part Number:** TMS320LC548PGE-66  
- **Core Processor:** TMS320C54x  
- **Core Speed:** 66 MHz  
- **Operating Temperature:** -40°C to 85°C  
- **Package / Case:** 144-LQFP (Low-Profile Quad Flat Package)  
- **Data Bus Width:** 16-bit  
- **Program Memory Size:** 32 KB (On-Chip RAM)  
- **RAM Size:** 32 KB  
- **Voltage - I/O:** 3.3V  
- **Number of I/O Pins:** Configurable based on application  
- **Peripherals:**  
  - Serial Ports (McBSP)  
  - Timers  
  - DMA Controller  
  - Host Port Interface (HPI)  

### **Descriptions:**
- The TMS320LC548PGE-66 is a fixed-point DSP from the TMS320C54x family, optimized for low-power and high-performance signal processing applications.  
- It features an efficient Harvard architecture with separate program and data buses for improved throughput.  
- Suitable for applications in telecommunications, audio processing, and embedded control systems.  

### **Features:**
- **Low Power Consumption:** Designed for power-sensitive applications.  
- **High-Performance DSP Core:** 66 MHz clock speed with single-cycle instruction execution.  
- **On-Chip Memory:** Includes 32 KB of RAM for data and program storage.  
- **Enhanced Peripherals:** Supports multiple serial ports, timers, and DMA for efficient data handling.  
- **Flexible I/O:** 3.3V operation with configurable I/O options.  
- **Extended Temperature Range:** Operates reliably in industrial environments (-40°C to 85°C).  

This DSP is commonly used in real-time signal processing applications where low power and high efficiency are critical.

Application Scenarios & Design Considerations

Digital Signal Processor 144-LQFP

Alternative Part Number

  • TMS320C548PGE-66 --: Same TMS320C54x DSP family in the same 144-pin LQFP package with identical 66 MHz speed grade; the C548 is the standard-voltage version of the LC548 and is a direct functional replacement in most designs.
  • TMS320VC5402PGE100 --: Popular TMS320C54x fixed-point DSP in the same PGE 144-pin LQFP footprint; offers a higher 100 MHz speed grade and is widely available as a drop-in family alternative when the lower core voltage is acceptable.
  • ADSP-2181BSZ-133 --: Analog Devices ADSP-21xx fixed-point DSP with comparable processing capability and similar peripheral set; a viable cross-vendor alternative when TI supply is constrained, though pinout and software differ and redesign is required.

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