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KB2502 View Datasheet(PDF) - Samsung

Part Name
Description
MFG CO.
KB2502 Datasheet PDF : 62 Pages
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KB2502
Preliminary
VIDEO AMP MERGED OSD PROCESSOR FOR MONITORS
TEST SIGNAL FORMAT
Signal
Name
S1
[V]
Video
Table 10. Test Signal Format
Input Signal Formal
Signal Description
Video gain measurement
Video = 1MHz/0.7Vpp
Sync = 50kHz
S2
[V]
S3
[V]
S4
[V]
S5
[V]
4uS
f = 200kHz
f = 200kHz
Sync
Duty = 50%
f = 50kHz
Duty = 50%
[t]
Video Tr/Tf measurement
0.7
Vpp
[t]
f = 200kHz
V = 0.7Vpp
Duty = 50%
HFLB (posi & nega.) input
t = 2uS
[t]
f = 50kHz
t = 2uS
V = 0V/5V
OSD level measurement
5V
0V
[t]
Blank Tr/Tf measurement
f = 50kHz
V = 0V/5V
Crosstalk test
Bandwidth measurement
Vi
1MHz/10MHz/50MHz/
Vref 130MHz
[t]
Vref = input clamp voltage
Vi = 0.7Vpp
• S1, S2 signals’ low level must be synchronized with the S3 signals’ sync. term.
• The input signal level uses the IC pin as reference.
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