ADC31RF80 Datasheet, PDF (43/136 Pages) Texas Instruments – 3-GSPS Telecom Receiver and Feedback Device

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8.3.4.3.7 Divide-by-16
Peak-to-peak pass-band ripple: approximately 0.29 dB
0
-20
-40
-60
-80
-100
-120
0
Pass Band
Attn Spec
Transition Band
Alias Band
0.1
0.2
0.3
0.4
0.5
Frequency
D035
Figure 110. Divide-by-16 Filter Response
8.3.4.3.8 Divide-by-18
Peak-to-peak pass-band ripple: approximately 0.33 dB
0
-20
-40
-60
-80
-100
-120
0
Pass Band
Attn Spec
Transition Band
Alias Band
0.1
0.2
0.3
0.4
0.5
Frequency
D037
Figure 112. Divide-by-18 Filter Response
8.3.4.3.9 Divide-by-20
Peak-to-peak pass-band ripple: approximately 0.32 dB
0
-20
-40
-60
-80
-100
-120
0
Pass Band
Attn Spec
Transition Band
Alias Band
0.1
0.2
0.3
0.4
0.5
Frequency
D039
Figure 114. Divide-by-20 Filter Response
ADC31RF80
SBAS860 – AUGUST 2017
0
-0.1
-0.2
-0.3
-0.4
-0.5
-0.6
-0.7
-0.8
-0.9
-1
0
Pass Band
Transition Band
0.005 0.01 0.015 0.02 0.025 0.03 0.035 0.04
Frequency
D036
Figure 111. Divide-by-16 Filter Response (Zoomed)
0
-0.1
-0.2
-0.3
-0.4
-0.5
-0.6
-0.7
-0.8
-0.9
-1
0
Pass Band
Transition Band
0.005
0.01
0.015
Frequency
0.02
0.025
D038
Figure 113. Divide-by-18 Filter Response (Zoomed)
0
-0.2
-0.4
-0.6
-0.8
-1
-1.2
-1.4
0
Pass Band
Transition Band
0.005
0.01
0.015
Frequency
0.02
0.025
D040
Figure 115. Divide-by-20 Filter Response (Zoomed)
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