HSP45240 Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

Fabricante

HSP45240

Address Sequencer

Intersil 

HSP45240

HSP45240

SEQUENCER

MEMORY

CONTROLLER

ARITHMETIC

PROCESSOR

FIGURE 5. FFT PROCESSOR

A

X=A+B

N = FFT LENGTH

B

k

WN

k

Y = (A • B) W N

k

2πK

WN =e-j N

FIGURE 6. BUTTERFLY FOR DECIMATION-IN-FREQUENCY

X(0)

X(0)

W0

X(1)

X(4)

W0

X(2)

X(2)

W0

W2

W0

X(3)

X(6)

W1

X(4)

X(1)

W2

X(5)

W0

X(5)

X(6)

W3

W0

X(3)

W2

W0

X(7)

X(7)

FIGURE 7. COMPLETE EIGHT-POINT-IN-PLACE DECIMATION-IN-FREQUENCY FFT

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