Overview
The ADSP-2181KST-133, produced by Analog Devices Inc., is a single-chip microcomputer optimized for digital signal processing (DSP) and other high-speed numeric processing applications. This processor is part of the ADSP-2100 family and integrates advanced features to enhance performance and flexibility. It is particularly suited for applications requiring high computational power and efficient data processing.
Key Specifications
| Specification | Detail |
|---|---|
| Instruction Cycle Time | 25 ns from 20 MHz crystal @ 5.0 Volts |
| Sustained Performance | 40 MIPS |
| On-Chip Memory | 80 KB RAM (16K words program RAM, 16K words data RAM) |
| Memory Interface | 4 MByte memory interface for data tables and program overlays |
| DMA Ports | 16-bit internal DMA port, 8-bit byte DMA port |
| Serial Ports | Two serial ports (SPORT 0 and SPORT 1) |
| Package Type | 128-pin TQFP or 128-pin PQFP |
| Operating Voltage | 5.0 Volts |
| Operating Frequency | Up to 33.3 MHz |
Key Features
- ADSP-2100 family code compatible with instruction set extensions
- Dual-purpose program memory for both instruction and data storage
- Three computational units, data address generators, and a program sequencer
- 16-bit internal DMA port for high-speed access to on-chip memory
- 8-bit byte DMA port for transparent program and data memory transfers
- Programmable timer, flag I/O, and extensive interrupt capabilities
- Power-down circuitry for low power consumption in battery-operated devices
- Support for up to 13 possible interrupts, including external and internal interrupts
- Two serial ports with synchronous serial interface and optional companding in hardware
Applications
The ADSP-2181KST-133 is suitable for a variety of high-speed numeric processing and digital signal processing applications, including:
- Digital signal processing in audio, image, and video systems
- Telecommunications and networking equipment
- Medical imaging and diagnostic equipment
- Aerospace and defense systems
- Industrial control and automation systems
- Battery-operated portable equipment due to its low power consumption features
Q & A
- What is the instruction cycle time of the ADSP-2181KST-133?
The instruction cycle time is 25 ns from a 20 MHz crystal at 5.0 Volts.
- What is the sustained performance of the ADSP-2181KST-133?
The sustained performance is 40 MIPS.
- How much on-chip memory does the ADSP-2181KST-133 have?
The ADSP-2181KST-133 has 80 KB of on-chip RAM, configured as 16K words of program RAM and 16K words of data RAM.
- What types of DMA ports are available on the ADSP-2181KST-133?
The processor includes a 16-bit internal DMA port and an 8-bit byte DMA port.
- How many serial ports does the ADSP-2181KST-133 have?
The ADSP-2181KST-133 has two serial ports (SPORT 0 and SPORT 1).
- What are the package types available for the ADSP-2181KST-133?
The processor is available in 128-pin TQFP and 128-pin PQFP packages.
- What is the operating voltage of the ADSP-2181KST-133?
The operating voltage is 5.0 Volts).
- What are the key features of the ADSP-2181KST-133's architecture?
The architecture includes three computational units, data address generators, a program sequencer, and extensive interrupt capabilities).
- Does the ADSP-2181KST-133 support power-down mode?
- What types of interrupts does the ADSP-2181KST-133 support?
The processor supports up to 13 possible interrupts, including external and internal interrupts).
