AK8825 Datasheet, PDF (89/162 Pages) Asahi Kasei Microsystems – HD/SD Multi Format Video Encoder with 3ch DAC

(3) 525p waveform ( EIA-770.2-C )
(3-1) 525p Horizontal Sync waveform
90%
H o riz o n ta l B la n k in g ris e tim e
50%
[AK8825]
10%
S yn c ris e tim e
H o rizo n ta l
re fe re n c e p o in t
90%
50%
10%
H b la n k in g s ta rt
to H -reference
50%
300m V
S ync
H re fe re n c e to B la n k in g E n d
Fig. 127
Total line period(derived)
Sync rise time
Horizontal Sync
measurement
point
10% - 90%
50%
value
31.776
70
2.33
Recommended
tolerance
+/- 10
+/- 0.05
units
usec
nsec
usec
Rev-E-00
89
2008/03