GS1881-ITA View Datasheet(PDF) - Gennum -> Semtech
Part Name
Description
View to exact match
GS1881-ITA Datasheet PDF : 29 Pages
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VIDEO
INPUT
-
(Pin 2)
+
11μ
85μ
-
V SLICE +
-
V CLAMP +
C SYNC
VCC
(Pin 8)
R_SET
(Pin 6)
VOLTAGE
REGULATOR
1.2V
TIMING
CURRENTS
Figure 4-6: GS4881 Block Diagram
VIDEO
INPUT
-
(Pin 2)
+
11μ
85μ
-
V1
+
-
V2
+
C SYNC
VCC
(Pin 8)
R_SET
(Pin 6)
VOLTAGE
REGULATOR
1.2V
TIMING
CURRENTS
Figure 4-7: GS4981 Block Diagram
HORIZONTAL
WINDOWING
CIRCUIT
NOSYNC
B PEN
VERTICAL
DETECTOR
BACK PORCH
DETECTOR
COMPOSITE
SYNC OUTPUT
(Pin 1)
DQ
GQ
DQ
CLK Q
ODD / EVEN
OUTPUT
(Pin 7)
DQ
CLK Q
VERTICAL SYNC
OUTPUT
(PIN 3)
BACK PORCH
OUTPUT
(Pin 5)
WINDOWING
CIRCUIT
NOSYNC
B PEN
VERTICAL
DETECTOR
BACK PORCH
DETECTOR
COMPOSITE
SYNC OUTPUT
(Pin 1)
10k
HORIZONTAL
OUTPUT
(Pin 7)
DQ
CLK Q
VERTICAL SYNC
OUTPUT
(PIN 3)
BACK PORCH
OUTPUT
(Pin 5)
GS1881, GS4881, GS4981 Monolithic Video Sync
Separators
Data Sheet
6926 - 5
November 2009
18 of 29
Proprietary & Confidential
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