NJM2569
3ch VIDEO AMPLIFIER FOR COLOR DIFFERENCE SIGNAL
sGENERAL
DESCRIPTION
The NJM2569 is a 3ch video amplifier for color difference
signal (R-Y,B-Y).
It composes the output circuit of video items for color
difference signal , because prepares clamp circuit , LPF , GCA.
Also it is suitable for portable items because of power save
circuit.
sFEATURES
qOperating
Voltage
qOperating
Current
qOperating
Current at Power Save
qInternal
Low Pass Filter
qInternal
Gain Control Amplifier
qBipolar
Technology
qPackage
Outline
sBLOCK
DIAGRAM
16
13
1
10
8
14
sOUTLINE
PACKAGE
NJM2569V
4.5 to 5.5V
17.0mA typ. at Vcc1=4.8V
7.0mA typ. at Vcc2=4.8V
1.5mA typ. at Vcc1=4.8V
5.0uA typ. at Vcc2=4.8V
SSOP20
19
VREF
PWRSAVE
20
CLAMP
LPF
GCA
CLAMP
+
-
12
11
18
17
2
CLAMP
LPF
GCA
CLAMP
+
-
9
3
15
4
CLAMP
LPF
GCA
CLAMP
+
-
7
5
6
PIN FUNCTION
1.Vcc1
2.Cb in
3.GCA CTL2
4.Cr in
5.GCA CTL3
6.CLAMP3
7.Cr out
8.GND1
9.Cb out
10.GND2(Driver)
11.Y
SAG
12.Yout
13.Vcc2(Driver)
14.Vref
15.CLAMP2
16.NC
17.CLAMP1
18.GCA CTL1
19.CP
20.Yin
Ver.1
-1-
NJRC [ NEW JAPAN RADIO ]
