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NJM2570A PDF даташит

Спецификация NJM2570A изготовлена ​​​​«JRC» и имеет функцию, называемую «Video Amplifier / SSOP16».

Детали детали

Номер произв NJM2570A
Описание Video Amplifier / SSOP16
Производители JRC
логотип JRC логотип 

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NJM2570A Даташит, Описание, Даташиты
www.DataSheet4U.com
NJM2570A
75Driver with Filter and Y/C MIX
s GENERAL DESCRIPTION
s PACKAGE OUTLINE
NJM2570A is a video amplifier included LPF in Y and C system.
Adjustable LPF characteristic with external resistor and output
with 75ohm driver optimize the TV monitor system.
Also, it can discriminated the aspect ratio of TV by internal DC
interface for S terminal.
NJM2570A includes power save circuit to suitable for portable
video application.
NJM2570AV
s FEATURES
q Operating Voltage 4.5 to 5.5V
q Input Y and C
0.5Vpp
q Internal LPF
0dBtyp. at 4MHz (at IREF=33k)
-35dBtyp. at 10MHz (at IREF=33k)
0dBtyp. at 6MHz (at IREF=22k)
-40dBtyp. at 16MHz (at IREF=22k)
q Internal DC Interface for aspect ratio discrimination
q Bipolar technology
q Package Outline SSOP16
s BLOCK DIAGLAM
15 9
s PIN CONFIGURATION
1 16
89
1. Cin
2. GND
3. SDCin
4. SDCout
5. Cout
6. Vout
7. Vsag
8. GND2
9. V+2
10. Ysag
11. Yout
12. VREF
13. POWERSAVE
14. Yin
15. V+1
16. IREF
Yin 14
CLAMP
6dB
LPF
6dB 11 Yout
10 Ysag
6dB 6 Vout
7 Vsag
Cin 1
SDCin 3
HPF
BIAS
LPF
6dB
12dB
5 Cout
4 SDCout
voltage reference
current referrence
13 12 16
com parator
2
8
Ver.2
-1-









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NJM2570A Даташит, Описание, Даташиты
NJM2570A
www.DataSheet4U.com
s ABSOLUTE MAXIMUM RATINGS(Ta=25°C)
PARAMETER
Supply Voltage
Power Dissipation
Operating Temperature Range
SYMBOL
V+
PD
Topr
Storage Temperature Range
Tstg
RATINGS
7.0
300
-40 to +85
-40 to +125
s RECOMMENDED OPEARATING CONDITION(Ta=25°C)
PARAMETER
Operating Voltage 1
Operating Voltage 2
SYMBOL
Vopr1
Vopr2
V+1
V+2
RATINGS
UNIT
V
mW
°C
°C
MIN. TYP. MAX. UNIT
4.5 5.0 5.5 V
4.5 5.0 5.5 V
-2-
Ver.2









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NJM2570A Даташит, Описание, Даташиты
NJM2570A
www.DataSheet4U.com
s ELECTRICAK CHARACTERISTICS (V+1=V+2=5.0V,Powersave=1.8V, IREF=22k,SDCin=open,
SDCout=100k, RL=150, Input=ACgnd(75to GND),Ta=25°C at non-designation)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX. UNIT
Operating Circuit 1
Operating Circuit 2
Operating Circuit 1
at Power Save
Operating Circuit 2
at Power Save
ICC1
ICC2
Isave1
V+1=5.0V, No signal
V+2=5.0V, No signal
V+1=5.0V, Power Save Mode
Isave2 V+2=5.0V, Power Save Mode
- 10 18 mA
- 15 25 mA
- 50 120 µA
- 0 120 µA
Voltage Gain 1(Y Signal)
Gvy Yin=100kHz,0.5Vpp Input Sign signal 12.0 12.4 12.9 dB
Voltage Gain Difference 1
(Y Signal)
Voltage Gain 1(C Signal)
Gvyv
Gvc
Yin=100kHz,0.5Vpp Input Sign signal,
Measure the Gvv3=Vout/Yin.
Gvyv=Gvv3-Gvy
Cin=4.43MHz,0.15Vpp Input Sign signal
-0.5
12.5
0
13.5
+0.5
14.5
dB
dB
Voltage Gain Difference 2
(C Signal)
Voltage Gain 1(V Signal)
Gvcv
Gvv
Cin=4.43MHz,0.15Vpp Input Sign signal,
Measure the Gvv2=Vout/Cin.
-0.5
Gvcv=Gvv2-Gvc
Yin=100kHz,0.5Vpp Input Sign signal 12.0
0
12.4
+0.5
12.9
dB
dB
Frequency Characteristics
(Y Signal)
Frequency Characteristics
(C Signal)
*1 Y/C Delay1
Gfy1-1
Yin=4MHz/100kHz,
0.5Vpp, Input Sine signal IREF=33k
-3.0
0
1.0
Gfy1-2
Gfy2-1
Yin=10MHz/100kHz,
0.5Vpp, Input Sign signal IREF=33k
Yin=6MHz/100kHz,
0.5Vpp, Input Sine signal IREF=22k
- -35 -30
dB
-3.0 0 2.0
Gfy2-2
Yin=16MHz/100kHz,
0.5Vpp Input Sine signal, IREF=22k
- -40 -30
Gfc1-1
Cin=4.43MHz-500kHz,
0.15Vpp Input Sine signal, IREF=33k
-1.0
1.0
3.0
Gfc1-2
Cin=4.43MHz+500kHz,
0.15Vpp Input Sine signal, IREF=33k
-5.0
-2.0
1.0
Gfc1-3
Cin=10MHz/4.43MHz,
0.15Vpp Input Sign signal, IREF=33k
-
-35 -30 dB
Gfc2-1
Cin=4.43MHz-500kHz,
0.15Vpp Input Sine signal, IREF=22k
-1.0
0
1.0
Gfc2-2
Cin=4.43MHz+500kHz,
0.15Vpp Input Sine signal, IREF=22k
-1.0
0
1.0
Gfc2-3
Cin=16MHz/4.43MHz,
0.15Vpp Input Sign Singal, IREF=22k
-
-40 -30
Gfc3
Cin=1MHz/4.43MHz,
0.15Vpp Input Sign Signal, IREF=22k
-
-1.5
-
TdYC1 IREF=22k
- 0 - ns
*1 Y/C Delay2
TdYC2 IREF=33k
- 0 - ns
*1 Y Group Delay1
TdY1 IREF=22k,4.43MHz,Sign Signal
- 100 -
ns
*1 Y Group Delay2
TdY2 IREF=33k,4.43MHz,Sign Signal
- 155 -
ns
*1 C Group Delay1
TdC1 IREF=22k,4.43MHz,Sign Signal
- 100 -
ns
*1 C Group Delay2
TdC2 IREF=33k, 4.43MHz,Sign Signal
- 155 -
ns
Ver.2
-3-










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