Digital Signal Processors 68-CPGA -40 to 85 The TMS320C25GBA is a digital signal processor (DSP) manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:
### **Specifications:**
- **Manufacturer:** Texas Instruments (TI)
- **Part Number:** TMS320C25GBA
- **Architecture:** 16-bit fixed-point DSP
- **Clock Speed:** 40 MHz
- **Instruction Cycle Time:** 100 ns
- **On-Chip RAM:** 544 words (16-bit)
- **On-Chip ROM:** 4K words (16-bit)
- **External Memory Interface:** Supports up to 128K words (16-bit)
- **Data/Program Bus Width:** 16-bit
- **Address Bus Width:** 16-bit
- **I/O Ports:** 16 dedicated I/O pins
- **Hardware Multiplier:** 16x16-bit, single-cycle multiply
- **ALU:** 32-bit accumulator
- **Timers:** One 16-bit timer/counter
- **Interrupts:** 4 external, 3 internal
- **Package:** 68-pin PGA (Pin Grid Array)
- **Operating Voltage:** 5V
- **Operating Temperature Range:** Commercial (0°C to 70°C) or Industrial (-40°C to 85°C)
### **Descriptions:**
The TMS320C25GBA is a member of TI’s TMS320C2x DSP family, designed for high-speed signal processing applications. It features a Harvard architecture with separate program and data buses for improved performance. The processor is optimized for real-time digital signal processing tasks such as filtering, FFT, and control applications.
### **Features:**
- **High-Speed Processing:** 100 ns instruction cycle time enables real-time DSP operations.
- **On-Chip Memory:** Includes 544 words of RAM and 4K words of ROM for efficient program execution.
- **Parallel Processing:** Supports parallel multiply-accumulate (MAC) operations in a single cycle.
- **Flexible I/O:** 16 dedicated I/O pins for interfacing with external devices.
- **Timer/Counter:** Built-in 16-bit timer for precise timing control.
- **Low Power Consumption:** Optimized for power efficiency in embedded applications.
- **Wide Temperature Support:** Available in commercial and industrial temperature grades.
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