ak8823 AKM Semiconductor, Inc., ak8823 Datasheet - Page 23

• Manufacturer Part Number: ak8823
• Description: Hdtv & Ntsc/pal Multi-format Encoder Sdtv/hdtv X2 Oversampling 5ch Dacs
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
* there is case where tolerance of Sync rise time is added to Pulse width tolerance.
MS0549-E-02
Symbol
(2) 625i(576i) / 50Hz HD
( 2-1 )
( 2-1-1 )
( 2-2 )
( 2-2-1 )
G
H
G
I
3 1 0
27MHz
Y7-0
6 2 3
Pre-equalizing pulse width
Vertical serration pulse width
Post-equalizing pulse width
Sync rise time
Data Capture
Analog Output : 625i ( 576i ) / 50 Hz
Equalizing Pulse
EAV Decode ( Capture ) : 625i ( 576i ) / 50 Hz
Frame Configuration : Vertical SYNC Signal Waveform Timing
3 11
I
G
···
6 2 4
0xFF
3 1 2
0x00
6 2 5
0 .5 H
0 .5 H
I
EAV
3 1 3
0x00
1
0xYY
3 1 4
Equalizing Pulse and Serration Pulse
···
2
HD
3 1 5
···
Measurement
23
point
3
50%
50%
50%
···
HD
3 1 6
···
4
Cb0
3 1 7
Y0
Value
5
2.35
2.35
200
4.7
Cr0 Y1
3 1 8
I
Serration Pulse
6
3 1 9
H
Recommended
tolerance
MAX300
+/- 0.1
+/- 0.2
+/- 0.1
I
3 2 0
2006/10
[AK8823]
300mV
units
usec
usec
usec
nsec