NJM2567
Low Voltage Video Amplifier with Y/C MIX and Filter
GENERAL DESCRIPTION
NJM2567 is a low voltage operating video amplifier included LPF,BPF
In Y and C system.
Output with 75ohm driver optimize the TV monitor system.
The NJM2567 includes power saving circuit, suitable for portable video
Application, camcorder and others.
FEATURES
Operating Voltage
2.8 to 5.5V
Internal 6dB Amp. and 75ohm Driver
Internal LPF(Y),BPF(C)
Bipolar technology
Package Outline
SSOP14
PIN CONFIGURATION
14
13
12
11
10
9
8
PACKAGE OUTLINE
NJM2567V
1. V+1
2. NC
3. Yin
4. Vref
5. Cin
6. GND1
7. Power Save
1
2
3
4
5
6
7
8. Cout
9. GND2
10. Vsag
11. Vout
12. V+2
13. Ysag
14. Yout
BLOCK DIAGLAM
V
+
1
Yin
GND1
LPF
V
+
2
GND2
6dB
CLAMP
Yout
Ysag
Vref
VREG
-6dB
12dB
PS
Vout
Vsag
Cin
BIAS
BPF
6dB
Cout
Ver.11.1
-1-
NJM2567
ABSOLUTE MAXIMUM RATINGS(Ta=25°C)
PARAMETER
Supply Voltage
Power Dissipation
Operating Temperature Range
Storage Temperature Range
SYMBOL
V
+
P
D
Topr
Tstg
RATINGS
7.0
300
-40 to +85
-40 to +125
UNIT
V
mW
°C
°C
RECOMMENDED OPEARATING CONDITION(Ta=25°C)
PARAMETER
Operating Voltage 1
Operating Voltage 2
SYMBOL
Vopr1
Vopr2
RATINGS
V1
V
+
2
+
MIN.
2.8
2.8
TYP. MAX. UNIT
-
5.5
V
-
5.5
V
-2-
NJM2567
ELECTRICAL CHARACTERISTICS
(V
+
1= V
+
2=3V, Powersave=3V, R
L
=150Ω, Ta=25°C at non-designation)
PARAMETER
Operating Circuit 1
Operating Circuit 2
Operating Circuit 1
at Power Save
Operating Circuit 2
at Power Save
Voltage Gain (Y Signal)
Voltage Gain (C Signal)
Voltage Gain (V Signal)
SYMBOL
I
CC
1
I
CC
2
Isave1
Isave2
Gvy
Gvc
Gvv
Gfy1
Gfy2
Frequency Characteristics
Gfc1
Gfc2
Group Delay Characteristic
(Y Signal)
Group Delay Characteristic
(C Signal)
Maximum Output Voltage
Swing (Y Signal)
Maximum Output Voltage
Swing (C Signal)
Maximum Output Voltage
Swing (V Signal)
Differential Gain(Y Signal)
Differential Phase(Y Signal)
Differential Gain(V Signal)
Differential Phase(V Signal)
SW Change Voltage High
Level for Power Save
SW Change Voltage Low
Level for Power Save
TdY
TdC
Voym
Vocm
Vovm
DGy
DPy
DGv
DPv
V
CH
V
CL
TEST CONDITION
V
+
1=5.0V, No signal
V
+
2=5.0V, No signal
V
+
1=5.0V, Power Save Mode
V
+
2=5.0V, Power Save Mode
Yin=100kHz,1.0Vpp Input Sin Signal
Yin=4.43MHz,0.3Vpp Input Sin Signal
Yin=100kHz,1.0Vpp Input Sin Signal
Yin=6MHz/100kHz,
1.0Vpp Input Sin Signal
Yin=20MHz/100kHz,
1.0Vpp Input Sin Signal
Cin=±1MHz/4.43MHz,
0.3Vpp Input Sin Signal
Cin=20MHz/4.43MHz
0.3Vpp Input Sin Signal
Yin=4.43MHz, Sin Signal
Cin=4.43MHz, Sin Signal
Yin=100kHz, Sin Signal,
THD=1%, R
L
=75Ω
Cin=4.43MHz, Sin Signal,
THD=1%, R
L
=75Ω
Yin=100kHz, Sin Signal,
THD=1%, R
L
=75Ω
Yin=1.0Vpp,10Step video signal,
measure the Yout.
Yin=1.0Vpp,10Step video signal,
measure the Yout.
Yin=1.0Vpp,Cin=0.3Vpp,
10Step video signal,measure the Vout.
Yin=1.0Vpp,Cin=0.3Vpp
10Step video signal,measure the Vout.
Active
Non-active
MIN.
-
-
-
-
6.1
6.1
6.1
-0.5
-
-0.5
-
-
-
1.1
0.7
1.1
-
-
-
-
1.4
0
TYP.
12.0
10.0
40
0
6.5
6.5
6.5
0
-25
0
-25
60
60
1.2
1.1
1.2
0.3
0.3
0.3
0.3
-
-
-
-
-
-
-
-
-
V
+
0.6
MAX.
16.0
15.0
80
5
6.9
6.9
6.9
+0.5
-
+0.5
-
-
ns
ns
Vp-p
Vp-p
Vp-p
%
deg
%
deg
V
V
dB
UNIT
mA
mA
µA
µA
dB
dB
dB
-3-
NJM2567
ELECTRICAL CHARACTERISTICS
(V
+
1= V
+
2=3V, Powersave=3V, R
L
=150Ω, Ta=25°C at non-designation)
PARAMETER
Crosstalk 1(Yin to Cout)
Crosstalk 2(Cin to Yout)
S/N1(Y Signal)
S/N2(C Signal)
S/N3(C Signal)
S/N4 (V Signal)
2nd. Distortion 1
(Y Signal)
2nd. Distortion 2
(C Signal)
2nd. Distortion 3
(V Signal)
SYMBOL
CTyc
CTcy
SNy
SNc1
SNc2
SNv
Hy
Hc
Hv
TEST CONDITION
Yin to Cout=20log(Cout/Yout)
Yin=4.43MHz,1.0Vpp Sin Signal,
Cin=AC GND
Cin to Yout=20log(Yout/Cout)
Cin=4.43MHz,0.3Vpp Sin Signal,
Yin=AC GND
Yin=100% White Video Signal,
R
L
=75Ω at Yout
Bandwidth 100kHz to 6MHz
Cin=100% Red Field Video Signal,
R
L
=75Ω at Cout, AM Noise
Bandwidth 100KHz to 500kHz
Cin=100% Red Field Video Signal,
R
L
=75Ω at Cout, PM Noise
Bandwidth 100KHz to 500kHz
Yin=100% White Video Signal,
R
L
=75Ω at Vout
Bandwidth 100kHz to 6MHz
Yin=1MHz,1.0Vpp Input Sin Signal
Cin=4.43MHz, 0.3Vpp Input Sin Signal
Yin=1MHz,1.0Vpp Input Sin Signal
MIN.
-
-
-
-
-
-
-
-
-
TYP.
-50
-50
60
60
60
60
-50
-50
-50
MAX.
-
-
-
-
-
-
-
-
-
UNIT
dB
dB
dB
dB
dB
dB
dB
dB
dB
CONTROL TERMINAL
PARAMETER
Power Save
CONTROL
H
L
OPEN
Power Save: OFF
Power Save: ON
Power Save: ON
NOTES
-4-
NJM2567
TEST CIRCUIT
+
0.1µF
10µF
3V
Yout2
75Ω
Vout2
75Ω
75Ω
Cout2
Yout1
75Ω
Vout1
22µF
75Ω
75Ω
Cout1
+
14
100µF
+
13
+
12
11
100µF
+
10
22µF
+
9
8
100µF
Yout
Ysag
V+2
Vout
Vsag
GND2
Cout
NJM2567
V+1
NC
Yin
VREF
Cin
GND1
POWER
SAVE
1
2
3
4
5
6
7
0.1µF
Yin
+
+
+
0.1µF
Cin
10µF
0.1µF
50Ω
75Ω
50Ω
75Ω
-5-
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