Overview
The ADSP-2183KST-133, produced by Analog Devices Inc., is a single-chip microcomputer optimized for digital signal processing (DSP) and other high-speed numeric processing applications. It combines the ADSP-2100 family base architecture with additional features such as two serial ports, a 16-bit internal DMA port, a byte DMA port, a programmable timer, Flag I/O, and extensive interrupt capabilities. The processor is designed to meet the low power needs of battery-operated portable equipment and is available in a 128-lead LQFP package.
Key Specifications
| Specification | Value |
|---|---|
| Instruction Cycle Time | 19 ns from 26.32 MHz Crystal @ 3.3 Volts |
| Sustained Performance | 52 MIPS |
| On-Chip RAM | 80 KB (16K words of program RAM, 16K words of data RAM) |
| Memory Interface | 4 MByte memory interface for data tables and program overlays |
| DMA Ports | 16-bit internal DMA port, 8-bit DMA to byte memory |
| Serial Ports | Two serial ports (SPORT0 and SPORT1) |
| Package Type | 128-lead LQFP |
| Operating Voltage | 3.3 Volts |
| Power-Down Mode | Low CMOS standby power dissipation with 300 cycle recovery |
Key Features
- Three computational units, data address generators, and a program sequencer
- Single-cycle instruction execution and context switch
- 3-bus architecture allowing dual operand fetches in every instruction cycle
- Extensive interrupt capabilities with up to six external and seven internal interrupts
- Programmable interval timer and flag I/O
- New instructions including bit manipulations, new ALU constants, and new multiplication instructions
- Byte Memory interface providing access to 4 MBytes of memory
- I/O space for communicating with parallel peripheral devices
Applications
The ADSP-2183KST-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
- Industrial control and automation systems
- Battery-operated portable equipment requiring low power consumption
Q & A
- What is the instruction cycle time of the ADSP-2183KST-133?
The instruction cycle time is 19 ns from a 26.32 MHz crystal at 3.3 volts.
- What is the sustained performance of the ADSP-2183KST-133?
The sustained performance is 52 MIPS.
- How much on-chip RAM does the ADSP-2183KST-133 have?
The ADSP-2183KST-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-2183KST-133?
The processor includes a 16-bit internal DMA port and an 8-bit DMA to byte memory.
- How many serial ports does the ADSP-2183KST-133 have?
The ADSP-2183KST-133 has two serial ports (SPORT0 and SPORT1).
- What is the package type of the ADSP-2183KST-133?
The package type is a 128-lead LQFP.
- What are the key features of the ADSP-2183KST-133's architecture?
The architecture includes three computational units, data address generators, a program sequencer, and a 3-bus architecture allowing dual operand fetches in every instruction cycle.
- Does the ADSP-2183KST-133 support power-down mode?
Yes, it features low CMOS standby power dissipation with a 300 cycle recovery from power-down condition.
- What are some of the new instructions supported by the ADSP-2183KST-133?
New instructions include bit manipulations, new ALU constants, and new multiplication instructions such as x squared and biased rounding.
- What is the purpose of the Byte Memory interface on the ADSP-2183KST-133?
The Byte Memory interface provides access to 4 MBytes of memory by utilizing eight data lines as additional address lines.
