Overview
The ADSP-2100ASG/883B is a digital signal processor (DSP) from Analog Devices Inc., part of the ADSP-2100 family. This processor is designed for high-speed numeric processing and is built upon a common core architecture that includes computation units, data address generators, and a program sequencer. The ADSP-2100ASG/883B is particularly suited for applications requiring efficient and powerful signal processing capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Instruction Cycle Time | 60 ns (16.67 MHz), 50 ns (20 MHz), 40 ns (25 MHz) |
| Supply Voltage | 5 V |
| Packages | 68-Pin PGA, 68-Lead PLCC, 80-Lead PQFP, 80-Lead TQFP |
| Temperature Grades | K (Commercial: 0°C to +70°C), B (Industrial: –40°C to +85°C), T (Extended: –55°C to +125°C) |
| Data Width | 16-bit data processing |
| Memory | On-chip program and data memory RAM |
| Serial Ports | Double-buffered serial ports with companding hardware and multichannel operation |
| Interrupts | Three edge- or level-sensitive interrupts |
Key Features
- Powerful computational units including Arithmetic Logic Unit (ALU), Multiply-Accumulate (MAC), and shifter, supporting arithmetic, logic, and division operations
- Dual data address generators with modulo and bit-reverse addressing
- Efficient program sequencing with zero-overhead looping and single-cycle loop setup
- Automatic booting of on-chip program memory from byte-wide external memory
- Host interface port (on ADSP-2111 models) for easy interface to other processors
- Low power IDLE instruction and various package options including PGA, PLCC, PQFP, and TQFP
Applications
The ADSP-2100ASG/883B is suitable for a variety of high-speed numeric processing applications, including but not limited to:
- Audio and video processing
- Telecommunications
- Medical imaging and diagnostics
- Industrial control and automation
- High-speed data acquisition and processing
Q & A
- What is the ADSP-2100ASG/883B?
The ADSP-2100ASG/883B is a digital signal processor from Analog Devices Inc., part of the ADSP-2100 family.
- What are the key computational units of the ADSP-2100ASG/883B?
The key computational units include the Arithmetic Logic Unit (ALU), Multiply-Accumulate (MAC), and shifter.
- What are the available package options for the ADSP-2100ASG/883B?
The available packages include 68-Pin PGA, 68-Lead PLCC, 80-Lead PQFP, and 80-Lead TQFP.
- What are the temperature grades for the ADSP-2100ASG/883B?
The temperature grades are K (Commercial: 0°C to +70°C), B (Industrial: –40°C to +85°C), and T (Extended: –55°C to +125°C).
- Does the ADSP-2100ASG/883B support multichannel serial communication?
Yes, it supports double-buffered serial ports with companding hardware and multichannel operation.
- How does the ADSP-2100ASG/883B handle looping in code execution?
The processor executes looped code with zero overhead using internal loop counters and loop stacks.
- What is the instruction cycle time for the ADSP-2100ASG/883B?
The instruction cycle time varies by speed grade, with options such as 60 ns (16.67 MHz), 50 ns (20 MHz), and 40 ns (25 MHz).
- Does the ADSP-2100ASG/883B have on-chip memory?
Yes, it includes on-chip program and data memory RAM.
- How many interrupts does the ADSP-2100ASG/883B support?
The processor supports three edge- or level-sensitive interrupts.
- What are some common applications of the ADSP-2100ASG/883B?
Common applications include audio and video processing, telecommunications, medical imaging, industrial control, and high-speed data acquisition.
