KB2502 View Datasheet(PDF) - Samsung
Part Name
Description
MFG CO.
'KB2502' PDF : 62 Pages View PDF
KB2502
Preliminary
VIDEO AMP MERGED OSD PROCESSOR FOR MONITORS
OSD ELECTRICAL CHARCTERISTICS
(Tamb = 25 °C, VCC = 12V, VDD = VDDA = 5V, HFLB input voltage = S3, load rosistors = 470Ω, V-AMP test
registors’ FBLK, OSD input conditions unless otherwise stated)
Table 7. OSD Electrical Chaacteristics
Parameter
OSD contrast max. output voltage
OSD contrast max. output channel
difference
OSD contrast center output voltage
OSD contrast center output channel
difference
R/G/B OSD rising time
R/G/B OSD falling time
HT video level
HT video output channel difference
HT OSD level
HT OSD output channel difference
Symbol
Vocff
∆ Vocff
Conditions
08 = FFH
OSD RGB output conditions
Value
Unit
Min Typ Max
5.4
6.4
7.4 Vpp
∆ 10
-
-
%
Voc80
∆ Voc80
08 = 80H
2.7
3.2
OSD RGB output conditions
∆ 10
-
3.7 Vpp
-
%
tr (OSD)
08: FFH
-
4.0
5.0
ns
tf (OSD)
-
4.0
5.0
ns
HTvideo
ABL = 6V
-6.0 -4.5 -3.0 dB
∆ HTvideo
RGB input = S1
03, 05 ~ 08: FFH
∆ 15
-
-
%
0D: 01H
OSD black conditions input
HTvideo = 20log(Vhtvideo/Vcff)
HTosd
∆ HTosd
ABL = 6V
-7.0 -5.5 -4.0 dB
05 ~ 08: FFH
0D: 0FH
∆ 15
-
-
%
OSD white condition input
HTosd = 20log (Vhtosd/Vocff)
12
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