j
Video Amplifier with 75 ohms Driver
s
GENERAL DESCRIPTION
THE NJM2568
is a video amplifier with 75 ohms drivers, which
includes LPF and BPF of both Y and C system.
THE NJM2568
can compose the output circuit of digital video
items with a little external components. It is suitable for portable
items.
s
FEATURES
+
+
qOperating
Voltage V 1=4.5 to 5.3V,V 2=2.7 to 5.3V
+
qOperating
Current 9.5mAtyp.V =4.8V
+
7.3mAtyp.V =3.0V
qInternal
LPF,BPF
qInternal
Clamp Discharge
qBipolar
Technology
qPackage
Outline SSOP14
sBLOCK
DIAGRAM
12
COMP.
NJM2568
sPACKAGE
OUTLINE
NJM2568V
11
10
3
Blank
LEVEL
3v
Vreg
4.8v
CLAMP
-6dB
GCA
6鹵3dB
2
ATT
LPF
CLAMP
-6dB
+18dB
75鈩river
1
4
5
DISC.
Blank
LEVEL
8
9
6
BIAS
-6dB
GCA
6鹵3dB
7
14
13
ATT
BPF
PowerSave
1.CLAMP REF
2.Y
IN
3.GCA CTLY/MUTE
4.CLAMP
5.DIS CTL
6.GND
7.GND
8.V
SAG
9.V
OUT
+
10.V 1
+
11.V 1
+
12.V 2
13.GCA CTLC/POWER SAVE
14.C
IN
-1-