LMH1981 Datasheet, PDF (7/24 Pages) National Semiconductor (TI) – Multi-Format Video Sync Separator

www.ti.com
HDTV Vertical Interval Timing (1080I)
START OF FIELD 1
VERTICAL
H
SYNC SERRATION ^{½ H}
LMH1981
SNLS214H – APRIL 2006 – REVISED MARCH 2013
15H
V_IN
LINE # 1125
1
2
3
4
5
6
7
CSOUT
20
21
22
HSOUT
BPOUT
VSOUT
T_VSOUT = 3H
OEOUT
FIELD 1
Figure 7. 1080I Field 1 Vertical Interval
START OF FIELD 2
½H
5H
15H
V_IN
LINE # 563
564
565
566
567
568
569
570...
583
584
585
586
CSOUT
HSOUT
BPOUT
VSOUT
T_VSOUT = 3H
OEOUT
FIELD 2
Figure 8. 1080I Field 2 Vertical Interval
Copyright © 2006–2013, Texas Instruments Incorporated
Product Folder Links: LMH1981
Submit Documentation Feedback
7