PDSP16515AA0AC

PDSP16515A PDSP16515A Stand Alone FFT Processor Advance Information DS3922 Issue 2.0 April 1999 Features q q q q q q q q Ordering Information q Completely self contained FFT Processor Pin and functionally compatible with the PDSP16510A Expanded width internal RAM supports up to 1024 complex points 18 bit internal data bus with block floating point arithmetic for increased dynamic range 500 MIP operation gives 87 microsecond transformation times for 1024 points Up to 45MHz sampling rates with multiple devices. Up to 85dB noise rejection A choice of internal window operators with no external ROM provide up to 67dB side lobe attenuation. 84 pin PGA or 132 pin surface mount package PDSP16515A C0 AC Associated Products PDSP16330 PDSP16256 PDSP16350 PDSP16510A Pythagoras Processor. Programmable FIR Filter. I/Q Splitter / NCO Stand Alone FFT Processor ( Commercial - PGA Package ) PDSP16515A C0 GC ( Commercial - Leaded Chip Carrier ) PDSP16515A B0 AC ( Industrial - PGA Package ) PDSP16515A B0 GC ( Industrial Leaded Chip Carrier ) PDSP16515A A0 AC ( Military - PGA Package ) PDSP16515A A0 GC ( Military - Leaded Chip Carrier ) PDSP16515A/MA/GCPR ( Military - Screened Leaded Chip Carrier. See separate datasheet for details ) The PDSP16515A performs Forward or Inverse Fast Fourier Transforms on complex or real data sets containing up to 1024 points. Data and coefficient input are both represented by 16 bits. Data is expanded internally to 18 bits and subject to Block Floating Poi...