NJM2525 NJR Corporation, NJM2525 Datasheet

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NJM2525

Manufacturer Part Number
NJM2525
Description
SD/HD 4-Channel Video Driver
Manufacturer
NJR Corporation
Datasheet
www.DataSheet4U.com
component signal. The isolation amplifier eliminates the common
mode noise from external equipment.
theater systems and AV receivers that switch the internal Video signal
and the external Video signal.
GENERAL DESCRIPTION
The NJM2525 is 4ch video amplifier with SD/HD LPF.
The NJM2525 includes 2in-1out selector for the composite and
The NJM2525 is suitable for the AV equipment such as the home
FEATURES
BLOCK DIAGRAM
Operating Voltage
6dB amplifier
75 Driver Circuit
Isolation amplifier
SD/ HD LPF
Y/C MIX Circuit
Power Save Circuit
Bipolar Technology
Package Outline
4CH VIDEO AMPLIFIER WITH SW&SD/ HD LPF
PbIN2
PbING
PrING
PbIN1
PrIN1
PrIN2
SCIN
SYIN
YIN1
VING
YIN2
YING
VIN
CLAMP
CLAMP
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
4.5 to 5.5V
6.75MHz/ 13.5MHz/ 30MHz
SSOP32
VCC1
GND1
MIX
6dB
PS1 PS2
(input1 or input2)
SLSW
6.75M
13.5M
13.5M
13.5M
30M
30M
30M
(13.5M or 30M)
LPFSW
6dB
6dB
6dB
6dB
GND2
VCC2
75ΩDRV
75ΩDRV
75ΩDRV
75ΩDRV
CLAMP
CLAMP
VCC3
GND3
PACKAGE OUTLINE
VOUT
YOUT
PbOUT
PrOUT
CLV2
CLV1
CLY2
CLY1
NJM2525V
NJM2525
Ver.1.3
- 1 -

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NJM2525 Summary of contents

Page 1

... The NJM2525 includes 2in-1out selector for the composite and component signal. The isolation amplifier eliminates the common mode noise from external equipment. The NJM2525 is suitable for the AV equipment such as the home theater systems and AV receivers that switch the internal Video signal and the external Video signal. ...

Page 2

... NJM2525 www.DataSheet4U.com ! ! ! ! PIN CONFIGURATION (SSOP32) No. Symbol 1 VIN V input 2 VING VGND input 3 CLV1 V isolation output 4 CLV2 V isolation input 5 VCC1 Power Supply Terminal 1 6 YIN Y input 7 PS1 Power Save 1 8 YIN2 Y input 2 9 YING YGND input 10 CLY1 Y isolation output 11 CLY2 Y isolation input 12 GND1 ...

Page 3

... Vin=1.0Vp-p, 100% White video signal, RL=75 , 100KHz to 6MHz (Note 4) Vin=1.0Vp-p, 100% White video signal, RL=75 , 100KHz to 6MHz, (Note 6) Vin=1.0Vp-p, 100% White video signal, RL=75 , 100KHz to 6MHz, (Note 4) Vin=20KHz,Vin=1Vp-p,Sine Signal Vin=4.43MHz,Vin=1Vp-p,Sine Signal NJM2525 UNIT MIN. TYP. ...

Page 4

... NJM2525 www.DataSheet4U.com (Note 5) SYIN – VOUT, YIN – YOUT (Note 6)VIN-VOUT,YIN2-YOUT,PbIN2-PbOUT,PrIN2-PrOUT (Note 7) SYIN/VIN - VOUT,YIN1/YIN2 - YOUT,PbIN1/PbIN2 - PbOUT,PrIN1/PrIN2 - PrOUT ELECTRICAL CHARACTERISTICS (Ta= PARAMETER SYMBOL SW Voltage VthH High Level SW Voltage VthL Low Level Switch inflow IthH current High Level Switch inflow IthL current Low Level ...

Page 5

... GND2 0.1u YIN YOUT + PS1 VCC3 YIN2 PBOUT + YING NC + CLY1 PROUT CLY2 GND3 GND1 PRING PBIN PRIN2 + PS2 LPFSW PBIN2 PRIN + PBING SLSW + NJM2525 + 50Ω 1u 75Ω + 50Ω 0.1u 75Ω 0.1u + 470u 75Ω 75Ω + 470u 75Ω 75Ω + 100u 0.1u + 470u 75Ω 75Ω + 470u 75Ω 75Ω + 50Ω ...

Page 6

... NJM2525 www.DataSheet4U.com APPLICATION CIRCUIT 75Ω 75Ω 0.1u + 47u 0.1u 75Ω 75Ω 75Ω 0.1u 75Ω 75Ω 75Ω SCIN VIN + 1u SYIN VING + 1u VCC2 CLV1 + CLV2 VOUT VCC1 GND2 0.1u YIN YOUT + PS1 VCC3 YIN2 PBOUT + 1u YING + 1u CLY1 PROUT + CLY2 GND3 GND1 PRING PBIN PRIN2 + 1u PS2 LPFSW PBIN2 ...

Page 7

... V isolation input 6 YIN Y input 11 CLY2 Y isolation input 31 SYIN SY input 7 PS1 Power Save 1 14 PS2 Power Save 2 17 SLSW Input control switch 19 LPFSW LPF control switch FUNCTION EQUIVALENT CIRCUIT V+ GND NJM2525 TERMINAL VOLTAGE 2.5V V+ 100 150k GND 2.5V V+ 1.7V 100 100 GND - 58k 48k GND - 7 - ...

Page 8

... NJM2525 www.DataSheet4U.com PIN No. SYMBOL 23 PROUT PR output 25 PBOUT PB output 27 YOUT Y output 29 VOUT V output - 8 - FUNCTION EQUIVALENT CIRCUIT V+ GND TERMINAL VOLTAGE 2.5V 2.5V 1.4V 1.4V 5k [CAUTION] The specifications on this databook are only given for information , without any guaranteed as regards either mistakes or omissions. The application circuits in this databook are ...

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