Electrical Characteristics; Input Signals - NEC MultiSync 20WGX2 Series Service Manual

2. Electrical Characteristics

2.1 Input signals

2.1.1 Signals
Video signal
Sync signal
2.1.2 Analog Input
Video
Separate
Sync
Composite
Sync
Sync
Composite Sync on Green Video
Frequency
Range
Sync Pulse
Back
Porch
Analog RGB / Digital RGB (TMDS)
Separate Sync (Negative / Positive)
Composite Sync (Negative / Positive)
Sync on green : 0.3Vp-p (Negative)
Analog Video
VIH 0
VIL 1
VIH 0
VIL 1
Setup
H-Sync
V-Sync
H-Sync
V-Sync
H-Sync
V-Sync
Video Swing
Setup
Separate Sync Wave Form
Spec
min typical max
0.55V 0.70V 0.90V
Sync threshold
2.0V -- 5.0V
0V -- 0.8V
2.0V -- 0.5V
0V -- 0.7V
0.15Vpp 0.3Vpp
- 0V
24.7kHz -- 81.2kHz
49Hz -- 76Hz
0.4usec --
2H -- (14H)
0.7us --
3H --
White Level
Black Level
Blank Level
5-4
Impedance 75 ohm
Impedance 2.2k ohm
Positive / Negative
Impedance 2.2k ohm
--
Positive / Negative
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