UPD77P25 processor equivalent, digital signal processor.
) that can occur during one 122 ns instruction cycle. (On competitive OSP chips such operations raquire separata instructions). For a typical DSP filter application invol.
the 77C25177P25 is plug-in compatible with the n20177C20177P20.
The feature that distinguishes digital signal processin.
The uP077C25/uP077P25 signal processing interface (SPI) chips are significant upgrades to the uP07720 - the original member of NEC's family of digital signal processors. Oesignated the "SPI PLUS" (SPI+), these chips execute instructions twice as fast.
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