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LMH1981 Datasheet, PDF (8/24 Pages) National Semiconductor (TI) – Multi-Format Video Sync Separator
LMH1981
SNLS214H – APRIL 2006 – REVISED MARCH 2013
SD/EDTV Horizontal Interval Timing
VIDEO INPUT RANGE
0.5 VPP to 2 VPP
1 VPP (typ.)
VIN
50%
SLICE
CSOUT
tdCSOUT
OH
SYNC TIP LEVEL
NTSC/PAL
COLOR BURST
ENVELOPE
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WHITE LEVEL
VIDEO
BLANKING LEVEL
SYNC
HSOUT
tdHSOUT
BPOUT
THSOUT
tdBPOUT
TBPOUT
Figure 9. SD/EDTV Horizontal Interval with Bi-level Sync
8
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