AK8850 Datasheet, PDF (18/99 Pages) Asahi Kasei Microsystems – NTSC Digital Video Decoder

ASAHI KASEI
5-2. FIELD/FRAME Signal Output Timing Diagram with NTSC signal input ( CSYNC & FIELD/FRAME0/FRAME1 relationship )
when [Output Control Register] FFDELAY-bit = 0:
CSYNC
52
52
52
1
2
3
FIELD
FRAME
EVEN
CSYNC
26
26
26
26
26
26
FIELD
ODD
FRAME ^(Low)
4
5
6
7
8
9
ODD
26
26
26
27
27
EVEN
10
27
27
[AK8850]
11
27
CSYNC
52
52
FIELD
FRAME
52
1
EVEN
2
3
4
5
6
7
8
9
ODD
10
11
CSYNC
FIELD
26
26
26
26
26
26
26
26
26
27
27
27
27
27
ODD
EVEN
FRAME _(High
at [Output Control Register] FFDELAY-bit = 1:
CSYNC
52
52
52
1
2
3
FIELD
FRAME
EVEN
4
5
6
7
8
9
ODD
10
11
CSYNC
26
26
26
26
26
26
26
26
26
27
27
27
27
27
FIELD
ODD
FRAME ^(Low)
EVEN
CSYNC
52
52
FIELD
FRAME
52
1
EVEN
2
3
4
5
6
7
8
9
ODD
10
11
CSYNC
26
26
26
26
26
26
26
26
26
27
27
27
27
27
FIELD
ODD
FRAME _(High
EVEN
Rev.0
18
2002/0