Overview
The ADSP-2181KS-160 is a high-performance digital signal processor (DSP) from Analog Devices, optimized for digital signal processing and other high-speed numeric processing applications. This single-chip microcomputer is part of the ADSP-2100 family and is designed to provide robust processing capabilities with its 16-bit architecture and 40 MIPS sustained performance. The ADSP-2181KS-160 is particularly suited for applications requiring fast data processing, such as communication systems, audio processing, and industrial control.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor Type | DSP Fixed-Point 16-bit |
| Maximum Clock Frequency | 40 MHz |
| Sustained Performance | 40 MIPS |
| Instruction Cycle Time | 25 ns (from 20 MHz crystal @ 5.0 Volts) |
| On-Chip Memory | 80 KB (16K words program RAM, 16K words data RAM) |
| Memory Interface | 4 MByte for data tables and program overlays |
| DMA Ports | 16-bit internal DMA, 8-bit byte DMA |
| Package Type | 128-pin PQFP or TQFP |
| Operating Supply Voltage | 5 V |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- 16-bit Architecture: Supports high-speed data processing with 16-bit data paths.
- High-Speed Processing: 40 MIPS sustained performance and 25 ns instruction cycle time.
- On-Chip Memory: Includes 80 KB of on-chip memory, configured as 16K words of program RAM and 16K words of data RAM.
- DMA Capabilities: Features a 16-bit internal DMA port and an 8-bit byte DMA port for high-speed memory access.
- Flexible I/O Ports: Includes two serial ports, a host port, and extensive interrupt capabilities.
- Power Management: Power-down circuitry for low power needs in battery-operated devices.
- Instruction Set Extensions: Supports new instructions such as bit manipulations, new ALU constants, and global interrupt masking.
Applications
- Audio Processing: Ideal for audio signal processing applications in consumer electronics.
- Communication Systems: Used in telecommunications for data encoding and decoding.
- Industrial Control: Suitable for control systems that require real-time processing capabilities.
- Embedded Systems: Commonly used in embedded systems such as audio mixers, communication devices, and industrial automation solutions.
Q & A
- What is the ADSP-2181KS-160 used for?
The ADSP-2181KS-160 is used for digital signal processing and other high-speed numeric processing applications.
- What is the clock speed of the ADSP-2181KS-160?
The clock speed of the ADSP-2181KS-160 is up to 40 MHz.
- How much on-chip memory does the ADSP-2181KS-160 have?
The ADSP-2181KS-160 has 80 KB of on-chip memory, configured as 16K words of program RAM and 16K words of data RAM.
- What types of DMA ports does the ADSP-2181KS-160 have?
The ADSP-2181KS-160 features a 16-bit internal DMA port and an 8-bit byte DMA port.
- What is the operating supply voltage of the ADSP-2181KS-160?
The operating supply voltage of the ADSP-2181KS-160 is 5 V.
- What are the common applications of the ADSP-2181KS-160?
The ADSP-2181KS-160 is commonly used in audio processing, communication systems, industrial control, and embedded systems.
- What is the instruction cycle time of the ADSP-2181KS-160?
The instruction cycle time of the ADSP-2181KS-160 is 25 ns from a 20 MHz crystal at 5.0 Volts.
- Does the ADSP-2181KS-160 support power-down mode?
Yes, the ADSP-2181KS-160 has power-down circuitry to meet the low power needs of battery-operated devices.
- What package types are available for the ADSP-2181KS-160?
The ADSP-2181KS-160 is available in 128-pin PQFP and TQFP packages.
- What are the key features of the ADSP-2181KS-160's instruction set?
The ADSP-2181KS-160 supports new instructions such as bit manipulations, new ALU constants, and global interrupt masking.
