Overview
The ADSP-2186BSTZ-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 device is part of the ADSP-2100 family and integrates advanced features to support a wide range of applications, including those requiring low power consumption and high performance.
The ADSP-2186 combines the base architecture of the ADSP-2100 family 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. It is particularly suited for battery-operated portable equipment due to its power-down circuitry and low CMOS standby power dissipation.
Key Specifications
| Specification | Details |
|---|---|
| Instruction Cycle Time | 25 ns |
| Sustained Performance | 40 MIPS |
| Instruction Execution | Single-Cycle Instruction Execution |
| On-Chip Memory | 40K Bytes (8K words of program RAM and 8K words of data RAM) |
| Internal DMA Port | 16-bit internal DMA port (mode selectable) |
| Byte Memory Interface | 4 MByte byte memory interface for data tables and program overlays |
| Byte DMA | 8-bit DMA to byte memory (mode selectable) |
| Package Options | 100-lead LQFP and 144-ball mini-BGA |
| Operating Temperature Range | 0°C to +70°C (commercial), –40°C to +85°C (industrial) |
| Clock Input | Can be clocked by either a crystal or a TTL-compatible clock signal |
Key Features
- High Performance: 40 MIPS sustained performance with a 25 ns instruction cycle time.
- Advanced Architecture: Combines the ADSP-2100 family base architecture with three computational units, data address generators, and a program sequencer.
- Memory Configuration: 40K bytes of on-chip memory, configured as 8K words of program RAM and 8K words of data RAM.
- DMA Capabilities: 16-bit internal DMA port and 8-bit DMA to byte memory for transparent program and data memory transfers.
- Low Power Modes: Power-down circuitry with low CMOS standby power dissipation and 100 cycle recovery from power-down condition.
- Programmable Timer and Interrupts: Programmable 16-bit interval timer with prescaler and extensive interrupt capabilities.
- Serial Ports and Host Port: Two double-buffered serial ports with companding hardware and automatic data buffering, along with a host port.
- Flag I/O and UART Emulation: 13 programmable flag pins and UART emulation through software.
- ICE-Port™ Emulator Interface: Supports debugging in final systems.
Applications
- Digital Signal Processing (DSP): Ideal for various DSP applications requiring high-speed numeric processing.
- Portable Equipment: Suitable for battery-operated portable equipment due to its low power consumption features.
- Embedded Systems: Used in embedded systems that require high performance and low power dissipation.
- Audio and Image Processing: Can be applied in audio and image processing applications where real-time processing is critical.
- Industrial Automation: Employed in industrial automation systems that need robust and reliable processing capabilities.
Q & A
- What is the instruction cycle time of the ADSP-2186BSTZ-133?
The instruction cycle time is 25 ns.
- What is the sustained performance of the ADSP-2186BSTZ-133?
The sustained performance is 40 MIPS.
- How much on-chip memory does the ADSP-2186BSTZ-133 have?
The device has 40K bytes of on-chip memory, configured as 8K words of program RAM and 8K words of data RAM.
- What types of DMA ports are available on the ADSP-2186BSTZ-133?
The device features a 16-bit internal DMA port and an 8-bit DMA to byte memory.
- What are the package options for the ADSP-2186BSTZ-133?
The device is available in 100-lead LQFP and 144-ball mini-BGA packages.
- What is the operating temperature range for the ADSP-2186BSTZ-133?
The operating temperature range is 0°C to +70°C (commercial) and –40°C to +85°C (industrial).
- Does the ADSP-2186BSTZ-133 support low power modes?
Yes, it features power-down circuitry with low CMOS standby power dissipation and a 100 cycle recovery from power-down condition.
- What kind of timer does the ADSP-2186BSTZ-133 have?
The device has a programmable 16-bit interval timer with prescaler.
- Does the ADSP-2186BSTZ-133 support UART emulation?
Yes, it supports UART emulation through software.
- What is the ICE-Port™ Emulator Interface used for?
The ICE-Port™ Emulator Interface supports debugging in final systems.
