adv7344 Analog Devices, Inc., adv7344 Datasheet - Page 21

• Manufacturer Part Number: adv7344
• Description: Multiformat Video Encoder Six 14-bit Noise Shaped Video Dacs
• Manufacturer: Analog Devices, Inc.

Figure 29. HD 4× Oversampling, Y Filter Response (Focus on Pass Band)
–10.5
–12.0
–100
–1.5
–3.0
–4.5
–6.0
–7.5
–9.0
–10
–20
–30
–40
–50
–60
–70
–80
–90
1.5
3.0
–10
–20
–30
–40
–50
–60
–70
10
27.750
0
0
0
0
0
Figure 30. SD NTSC, Luma Low-Pass Filter Response
Figure 28. HD 4× Oversampling, Y Filter Response
30.063 32.375 34.688 37.000 39.312 41.625 43.937
18.5
Y PASS BAND IN HD 4x OVERSAMPLING MODE
Y RESPONSE IN HD 4× OVERSAMPLING MODE
2
37.0
4
55.5
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
74.0
6
92.5
8
111.0
10
129.5
46.250
148.0
12
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–10
–20
–30
–40
–50
–60
–70
–10
–20
–30
–40
–50
–60
–70
–10
–20
–30
–40
–50
–60
–70
0
0
0
0
0
0
Figure 31. SD PAL, Luma Low-Pass Filter Response
Figure 32. SD NTSC, Luma Notch Filter Response
Figure 33. SD PAL, Luma Notch Filter Response
2
2
2
4
4
4
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
6
6
6
8
8
8
10
10
10
ADV7344
12
12
12