AK8813 Datasheet, PDF (32/51 Pages) Asahi Kasei Microsystems – NTSC/PAL Digital Video Encoder

ASAHIKASEI
(2-1) PAL-B,D,G,H,I,N / PAL-60 ( Video Process 1 Register [VM3:VM2]-bit = 11)
H o rizo n ta l B la n k in g ris e tim e
90%
[AK8813/14]
50%
10%
H o rizo n ta l
re fe re n ce p o in t
S yn c ris e tim e
90%
50%
10%
H o rizo n ta l S yn c
B u rs t E n v e lo p e
ris e tim e
90%
10%
B u rs t H e ig h t
50%
B urst
S ync Level
H b la n k in g s ta rt
to H -re fere nce
H . re f. to B u rs t Sta rt
H re fe re n c e to B la n k in g E n d
Fig. 20 PAL Waveform
Total line period(derived)
Sync Level
Horizontal Blanking rise time
Sync rise time
Burst envelope rise time
H-Blanking start to H-reference
Horizontal Sync
Horizontal reference point to
burst start
H reference to H-blanking end
Burst *
Burst Height **
measurement
point
10% - 90%
10% - 90%
10% - 90%
50%
50%
50%
50%
50%
value
64.0
300
0.3
0.2
1.5
4.7
19
10.5
10
300
Recommended
tolerance
+/- 0.1
+/- 0.1
+/- 0.3
+/- 0.2
defined by SC/H
+/- 1
50%
units
usec
mV
usec
usec
nsec
usec
usec
cycles
usec
cycles
mV
Rev.00
- 33 -
2004/Oct