Motorola DSP56156 Manual page 137

ON-CHIP CODEC FREQUENCY RESPONSE AND GAIN ANALYSIS
L 20
o
g
0
M
a
-20
g
n
i
-40
t
u
d
-60
e
(
-80
d
B
)
-100
0.001
Figure 6-9 Log Magnitude Frequency Response of the
6 - 22
200 400
D/A Analog Comb Filter for F=2.048 MHz
DSP56156 ON-CHIP SIGMA/DELTA CODEC
600
Frequency (KHz)
Cascade of:
analogsum3-128.Filter
analogdiff3-128.Filter
800 1024
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