ADSP-2187LKSTZ-210

Digital Signal Processor Dsp Overview

The ADSP-2187LKSTZ-210 is a member of the Analog Devices ADSP-2185 family, a single-chip microcomputer optimized for digital signal processing. Fabricated in a 0.5 μm CMOS process, it features a 30 ns instruction cycle time and sustains 33 MIPS performance. The device integrates 80K bytes of on-chip memory, configured as 16K words of program RAM and 16K words of data RAM. It includes two serial ports, a 16-bit internal DMA port, a byte DMA port, and a programmable timer. The processor supports single-cycle context switching and low-power modes.

Digital Signal Processor Dsp Feature Summary

• ADSP-2100 Family Code Compatible with Instruction Set Extensions
• 80K Bytes On-Chip Memory (16K Words Program RAM, 16K Words Data RAM)
• Two Double-Buffered Serial Ports with Companding Hardware
• 100-Lead TQFP Package

Digital Signal Processor Dsp Applications

• Digital Signal Processing Applications
• High Speed Numeric Processing
• Battery Operated Portable Equipment

Digital Signal Processor Dsp Procurement Notes

Verify the specific suffix LKS TZ against the manufacturer's official documentation to confirm pinout compatibility and environmental compliance status. Ensure the operating voltage requirements match the system design, as the ADSP-2185 family datasheet specifies general production grade specifications for 5 V operation. Cross-reference the revision level of the source material with the current product release.

Digital Signal Processor Dsp Selection Notes

Select this component when ADSP-2100 family code compatibility is required alongside integrated on-chip memory. The 100-lead TQFP package is suitable for space-constrained designs requiring dual serial ports and DMA capabilities. Consider the 30 ns instruction cycle time for applications needing sustained 33 MIPS performance. Evaluate power-down mode requirements for battery-operated systems.

Digital Signal Processor Dsp Part Context

The ADSP-2187LKSTZ-210 belongs to the ADSP-2185 family, which combines the ADSP-2100 base architecture with integrated peripherals. This family is designed for high-speed numeric processing and offers extensive integration including serial ports, DMA controllers, and on-chip memory within a single chip.

Digital Signal Processor Dsp Replacement Considerations

Direct replacements within the ADSP-218x family should be verified for package and speed grade compatibility. Consult the ADSP-2100 Family User’s Manual for architectural differences between variants.