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D4134844A
(18) External sync input HD･VD/SYNC/ VS
･Input level
HD･VD,SYNC 2～6V(p-p)/10kΩ、2～4V(p-p)/75Ω
VS 1.0V(p-p) (Sync:0.3V(p-p))
･Input impedance High/75Ω ､Selectable by rear SW setting
･Scanning system 2:1 interlace
･Polarity Negative
･Frequency
(EIA) f
H
=15.734kHz±1%, f
V
=2fH/525
(CCIR) f
H
=15.625kHz±1%, f
V
=2fH/625
･Scanning lines
(EIA) /(CCIR) 525lines/ 625lines
･Phase different The difference in phase between the falling edge of VD
and that of HD is shown in the figure below.
1st field for EIA 2nd FIELD for EIA
2nd Field for EIA 1st Field for CCIR
t1＝0±5μs t2＝１／fH／2±5μs
(19) Trigger input
･Input level VL=0～0.5V､ VH=4～5V
･Input impedance High impedance
･Polarity Negative/Positive
･Pulse with 2μs～1/4s
(20) Output signal
① HD･VD
･Output level HD:4.5V±0.5V(p-p)(on no-load condition)
VD:4.5V±0.5V(p-p)(on no-load condition)
･Scanning system 2:1 interlace
･Polarity Negative
･Pulse width
(EIA) HD:6.36±1μs, VD:572±10μs
(CCIR ) HD:6.41±1μs, VD:480±10μs
･Frequency
(EIA) f
H
:15.334kHz±100ppm, f
V
:2fH/525
(CCIR ) f
H
:15.625kHz±100ppm, f
V
:2fH/625
･Scanning line
(EIA) / (CCIR) 525line/ 625line
ｔ１ ｔ２
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