ml6461 Micro Electronics Corporation, ml6461 Datasheet - Page 17

• Manufacturer Part Number: ml6461
• Description: Ntsc Video Encoder
• Manufacturer: Micro Electronics Corporation

Figure 11. Reconstruction Filter: Stopband (Normalized)
Figure 9. Chroma Bandlimit Filter: Stopband (FIR Filter)
–10
–20
–30
–40
–50
–60
–10
–20
–30
–40
–50
–60
10
10
0
0
0
1
TOTAL FILTER AND BUFFER RESPONSE
1
ANALOG RECONSTRUCTION FILTER
5
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
2
10
3
15
DIGITAL FIR FILTER
4
20
5
25
6
30
7
Figure 10. Chroma Bandlimit Filter: Passband (FIR Filter)
Figure 12. Reconstruction Filter: Passband (Normalized)
–1
–2
–3
–4
–1
–2
–3
–4
–5
–6
1
0
1
0
0
0
0.25
TOTAL FILTER AND BUFFER RESPONSE
1
0.5
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
2
0.75
3
DIGITAL FIR FILTER
1
4
1.25
5
1.5
ML6461
1.75
6
2
7
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