Overview
The ADSP-2183KCA-210, produced by Analog Devices Inc., is a high-performance Digital Signal Processor (DSP) microcomputer. It is optimized for digital signal processing and other high-speed numeric processing applications. This single-chip microcomputer integrates 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, and extensive on-chip memory. The ADSP-2183 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 | Details |
|---|---|
| Instruction Cycle Time | 19 ns from 26.32 MHz Crystal @ 3.3 Volts |
| Sustained Performance | 52 MIPS |
| On-Chip Memory | 80K bytes: 16K words (24-bit) of program RAM, 16K words (16-bit) of data RAM |
| Serial Ports | Two serial ports with synchronous serial interface and optional companding |
| DMA Ports | 16-bit internal DMA port, 8-bit Byte DMA port |
| Timer | Programmable interval timer with 16-bit count register |
| Interrupts | Up to six external interrupts, seven internal interrupts |
| Power Consumption | Low CMOS standby power dissipation with 300 cycle recovery from power-down |
| Package | 128-lead LQFP |
Key Features
- Three computational units, data address generators, and a program sequencer based on the ADSP-2100 family architecture
- Single-cycle instruction execution and single-cycle context switch
- 3-bus architecture allowing dual operand fetches in every instruction cycle
- Multifunction instructions and new instructions including bit manipulations and new ALU constants
- Extensive interrupt capabilities with up to six external and seven internal interrupts
- Programmable Flag I/O with up to 13 general-purpose flag pins
- 4 MByte memory interface for storage of data tables and program overlays
- Support for up to two 8K external memory overlay spaces through the external data bus
Applications
The ADSP-2183KCA-210 is suitable for a variety of high-speed numeric processing and digital signal processing applications. These include:
- Digital signal processing in audio, image, and video systems
- High-speed numeric processing in scientific and engineering applications
- Battery-operated portable equipment due to its low power consumption
- Embedded systems requiring high performance and low power
- Communication systems, including modems and other serial communication devices
Q & A
- What is the instruction cycle time of the ADSP-2183KCA-210?
The instruction cycle time is 19 ns from a 26.32 MHz crystal at 3.3 volts.
- How much on-chip memory does the ADSP-2183KCA-210 have?
The ADSP-2183KCA-210 has 80K bytes of on-chip memory, configured as 16K words (24-bit) of program RAM and 16K words (16-bit) of data RAM.
- What types of DMA ports are available on the ADSP-2183KCA-210?
The ADSP-2183KCA-210 features a 16-bit internal DMA port and an 8-bit Byte DMA port.
- Does the ADSP-2183KCA-210 support external interrupts?
Yes, it supports up to six external interrupts and seven internal interrupts.
- What is the power consumption profile of the ADSP-2183KCA-210?
The ADSP-2183KCA-210 has low CMOS standby power dissipation with a 300 cycle recovery from power-down.
- What package options are available for the ADSP-2183KCA-210?
The ADSP-2183KCA-210 is available in a 128-lead LQFP package.
- Can the ADSP-2183KCA-210 perform multiple operations in a single cycle?
Yes, the ADSP-2183KCA-210 can generate the next program address, fetch the next instruction, perform one or two data moves, update one or two data address pointers, and perform a computational operation in a single processor cycle.
- What are some of the new instructions supported by the ADSP-2183KCA-210?
The ADSP-2183KCA-210 supports new instructions including bit manipulations, new ALU constants, and a new multiplication instruction (x squared).
- How does the ADSP-2183KCA-210 handle memory access?
The ADSP-2183KCA-210 provides a 4 MByte memory interface for storage of data tables and program overlays, and supports up to two 8K external memory overlay spaces through the external data bus.
- Is the ADSP-2183KCA-210 suitable for battery-operated devices?
Yes, the ADSP-2183KCA-210 is designed to meet the low power needs of battery-operated portable equipment.
