Overview
The ADSP-2186NKSTZ-320 is a member of the ADSP-218xN series of digital signal processors (DSPs) from Analog Devices Inc. These single-chip microcomputers are optimized for digital signal processing applications and offer high performance and low power consumption. The ADSP-2186NKSTZ-320 is specifically configured with 8K words of program memory and 8K words of data memory, making it suitable for a variety of signal processing tasks. The series is known for its ADSP-2100 family code compatibility, which simplifies the design process and enhances flexibility.
Key Specifications
| Specification | Details |
|---|---|
| Processor Type | Digital Signal Processor (DSP) |
| Instruction Cycle Time | 12.5 ns @ 1.8 V, 80 MIPS sustained performance |
| Program Memory | Up to 8K words (24-bit) |
| Data Memory | Up to 8K words (16-bit) |
| Package Type | 100-lead LQFP (14mm x 14mm), 144-ball BGA |
| Operating Voltage | 1.8 V, 2.5 V, or 3.3 V |
| Power Consumption | Low power dissipation in idle mode, 0.55 mW/MIP @ 1.8 V |
| Serial Ports | Two double-buffered serial ports with companding hardware and automatic data buffering |
| Interrupts | Six external interrupts, seven internal interrupts |
| Timer | Programmable 16-bit interval timer with prescaler |
| DMA | 16-bit internal DMA port, 8-bit byte DMA port |
Key Features
- Three-bus architecture allowing dual operand fetches in every instruction cycle
- Single-cycle instruction execution and single-cycle context switch
- Independent ALU, multiplier/accumulator, and barrel shifter computational units
- Power-down mode with low CMOS standby power dissipation and 200 CLKIN cycle recovery
- Flexible I/O allowing 1.8 V, 2.5 V, or 3.3 V operation
- Programmable memory strobe and separate I/O memory space for “glueless” system design
- UART emulation through software SPORT reconfiguration and ICE-Port™ emulator interface for debugging
Applications
The ADSP-2186NKSTZ-320 is designed for various digital signal processing applications, including but not limited to:
- Audio processing and filtering
- Image processing and compression
- Industrial control and automation
- Medical devices and diagnostic equipment
- Telecommunications and networking equipment
Q & A
- What is the primary application of the ADSP-2186NKSTZ-320?
The primary application is digital signal processing. - How much program and data memory does the ADSP-2186NKSTZ-320 have?
It has 8K words of program memory and 8K words of data memory. - What are the operating voltage options for the ADSP-2186NKSTZ-320?
The operating voltage options are 1.8 V, 2.5 V, or 3.3 V. - Does the ADSP-2186NKSTZ-320 support power-down mode?
Yes, it features a power-down mode with low CMOS standby power dissipation. - How many serial ports does the ADSP-2186NKSTZ-320 have?
It has two double-buffered serial ports. - What is the instruction cycle time of the ADSP-2186NKSTZ-320 at 1.8 V?
The instruction cycle time is 12.5 ns, providing 80 MIPS sustained performance. - What types of interrupts are supported by the ADSP-2186NKSTZ-320?
It supports six external interrupts and seven internal interrupts. - Does the ADSP-2186NKSTZ-320 have a programmable timer?
Yes, it has a programmable 16-bit interval timer with a prescaler. - What is the package type of the ADSP-2186NKSTZ-320?
The package types are 100-lead LQFP (14mm x 14mm) and 144-ball BGA. - Is the ADSP-2186NKSTZ-320 compatible with the ADSP-2100 family code?
Yes, it is compatible with the ADSP-2100 family code.
