Overview
The ADSP-21060LDW-148 is a high-performance digital signal processor (DSP) from Analog Devices Inc., part of the SHARC (Super Harvard Architecture Computer) family. This 32-bit floating-point DSP is designed to offer exceptional signal processing capabilities, making it suitable for a wide range of applications that require intensive computational power.
Key Specifications
| Parameter | Value |
|---|---|
| Processor Type | 32-bit Floating-Point DSP |
| Instruction Cycle Time | 25 ns |
| Performance | 40 MIPS (Million Instructions Per Second) |
| On-Chip Memory | 4M bits (2M bits per block, dual-ported SRAM) |
| Memory Configuration | Up to 128k words of 32-bit data, 256k words of 16-bit data, 80k words of 48-bit instructions |
| Serial Ports | Four 40 Mbit/s independent serial ports, one 40 Mbit/s common serial port |
| Link Ports | Twelve 40 Mbyte/s link ports (three per SHARC) |
| Power Supply | 3.3 V (ADSP-21060L series) |
| Package Type | 240-lead Ceramic Quad Flatpack (CQFP) |
| Operating Temperature | Varies by specific model, but generally supports a range of temperatures |
Key Features
- High Performance DSP Core: The ADSP-21060LDW-148 features a high-performance 32-bit floating-point DSP core with a 25 ns instruction cycle time, enabling it to operate at 40 MIPS.
- Dual-Ported On-Chip SRAM: The processor includes 4M bits of on-chip SRAM, organized into two equal-sized blocks, each dual-ported for single-cycle, independent accesses.
- Integrated I/O Peripherals: It includes a host processor interface, DMA controller, serial ports, link ports, and parallel bus connectivity for glueless DSP multiprocessing.
- Single-Cycle Instruction Execution: The processor can execute every instruction in a single cycle, thanks to its on-chip instruction cache.
- IEEE Floating Point Compliance: Supports 32-bit single precision and 40-bit extended precision IEEE floating-point data formats, as well as 32-bit fixed-point data format.
Applications
- Audio Processing: Suitable for high-quality audio processing applications such as professional audio equipment and audio effects processors.
- Image Processing: Used in image processing applications requiring high computational power, such as medical imaging and video processing.
- Industrial Control: Applied in industrial control systems that require real-time signal processing and control.
- Medical Devices: Utilized in medical devices that need advanced signal processing capabilities, such as ultrasound and MRI machines.
- Telecommunications: Employed in telecommunications equipment for signal processing tasks like echo cancellation and voice compression.
Q & A
- What is the ADSP-21060LDW-148? The ADSP-21060LDW-148 is a 32-bit floating-point digital signal processor from Analog Devices Inc., part of the SHARC family.
- What is the instruction cycle time of the ADSP-21060LDW-148? The instruction cycle time is 25 ns.
- How much on-chip memory does the ADSP-21060LDW-148 have? It has 4M bits of on-chip SRAM, divided into two dual-ported blocks.
- What types of serial ports does the ADSP-21060LDW-148 support? It supports four 40 Mbit/s independent serial ports and one 40 Mbit/s common serial port.
- What is the package type of the ADSP-21060LDW-148? It is packaged in a 240-lead Ceramic Quad Flatpack (CQFP).
- Does the ADSP-21060LDW-148 support IEEE floating-point formats? Yes, it supports 32-bit single precision and 40-bit extended precision IEEE floating-point data formats.
- What are some common applications of the ADSP-21060LDW-148? Common applications include audio processing, image processing, industrial control, medical devices, and telecommunications.
- How does the ADSP-21060LDW-148 handle instruction execution? It can execute every instruction in a single cycle due to its on-chip instruction cache.
- What is the power supply voltage for the ADSP-21060LDW-148? The ADSP-21060LDW-148 operates at 3.3 V.
- Does the ADSP-21060LDW-148 support glueless DSP multiprocessing? Yes, it supports glueless DSP multiprocessing through its parallel bus connectivity.
