dsp56000 Freescale Semiconductor, Inc, dsp56000 Datasheet - Page 17

• Manufacturer Part Number: dsp56000
• Description: 24-bit Digital Signal Processor Family Manual
• Manufacturer: Freescale Semiconductor, Inc

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MOTOROLA
x(t)
ANALOG IN
Fewer components
Stable, deterministic performance
Wide range of applications
High noise immunity and
ANTIALIASING
LOW-PASS
FILTER
power-supply rejection
ANALOG-TO-DIGITAL
ANALOG
DIGITAL
FILTER
FILTER
FILTER
IDEAL
SAMPLER AND
CONVERTER
ORIGIN OF DIGITAL SIGNAL PROCESSING
Freescale Semiconductor, Inc.
Figure 1-2 Digital Signal Processing
For More Information On This Product,
A/D
DSP56K FAMILY INTRODUCTION
A
A
A
x(n)
Go to: www.freescale.com
FIR FILTER
k
DSP OPERATION
N
=
FINITE IMPULSE
0
c k
RESPONSE
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•
•
•
n k
Self-test can be built in
No filter adjustments
Filters with much closer tolerances
Adaptive filters easily implemented
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FREQUENCY
FREQUENCY
FREQUENCY
f
f
f
c
c
c
y(n)
DIGITAL-TO-ANALOG
CONVERTER
D/A
f
f
f
RECONSTRUCTION
LOW-PASS
ANALOG OUT
FILTER
1 - 5
y(t)