MM1068 Datasheet, PDF (4/5 Pages) Mitsumi Electronics, Corp. – No-adjustment Sync Separator Monolithic IC

MITSUMI
*^{5 H. SYNC measurement}
Signal 1
tw1
TP1 waveform
td1
*^{6 V. SYNC measurement}
No-adjustment Sync Separator MM1068
VH1
VL1
Input video signal
(Horizontal sync signal portion)
TP3 waveform
tw3
VH3
VL3
td3
*7 V. SYNC switching voltage measurement
Gradually change the DC voltage impressed on TP2, and measure TP2 voltage when TP3 output switches.
Measuring Circuit
* ^{Note : 1}
NTSC
X
CSB503F2
R
390Ω
C
3300pF
PAL
CSB500F40
220Ω
4700pF