Motorola DSP56156 Manual page 133

ON-CHIP CODEC FREQUENCY RESPONSE AND GAIN ANALYSIS
20
L
o
0
g
M
a
-20
g
n
i
-40
t
u
d
e -60
(
d
-80
B
)
-100
0.001
Figure 6-7 Log Magnitude Frequency Responses of the
Three Sections in the D/A for F=2.048 MHz and D=128
6 - 18
200 400
DSP56156 ON-CHIP SIGMA/DELTA CODEC
D/A Analog Comb Filter Response
D/A Comb Filter Response
D/A Analog LP Filter Response
600
Frequency (KHz)
800 1024
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