njw1342 New Japan Radio Co.,Ltd, njw1342 Datasheet

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njw1342

Manufacturer Part Number
njw1342
Description
47µf Ac-coupling Capacitor 4in-2out Video Driver With Isolation Amplifier
Manufacturer
New Japan Radio Co.,Ltd
Datasheet
Isolation Amplifier. It can remove common mode noise because internal
Isolation amplifier. It can reduce (47uF) usual output capacitor
by NJRC original “ASC(Advanced SAG Correction)”, and contributes to
space saving.
Ver.6
GENERAL DESCRIPTION
FEATURES
BLOCK DIAGRAM
NJW1342 is 47uF AC-Coupling Capacitor 4in-2out Video Driver with
NJW1342 is the best for the switch of the video signal of car AV.
Operating Voltage
Small output coupling capacitor 47µF
Internal Isolation Amplifier
4-inputi 2-outout selector
Internal 6dB Amplifier, 75ohm Driver
I2C Bus Interface
Bi-CMOS Technology
Package Outline
IN1G
IN2G
IN3G
IN4G
IN1
IN2
IN3
IN4
4in-2out Video Driver with Isolation Amplifier
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
3.0 to 6.0V
SSOP32
47µF AC-Coupling Capacitor
VDD
SCL
I2C BUS
SDA ADR
VCC
GND
6dB
6dB
ASC
ASC
ASC
ASC
CLAMP
CLAMP
75ΩDRV
75ΩDRV
PACKAGE OUTLINE
NJW1342V
OUT1
SAG1
CL1
VT1
SREF1
SSIG1
OUT2
SAG2
CL2
VT2
SREF2
SSIG2
NJW1342
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njw1342 Summary of contents

Page 1

... Isolation Amplifier. It can remove common mode noise because internal Isolation amplifier. It can reduce (47uF) usual output capacitor by NJRC original “ASC(Advanced SAG Correction)”, and contributes to space saving. NJW1342 is the best for the switch of the video signal of car AV. FEATURES Operating Voltage 3.0 to 6.0V Small output coupling capacitor 47µF ...

Page 2

... NJW1342 PIN CONFIGRATION Ver VCC 31 2. IN1 3. IN1G 30 4. GND 29 5. IN2 6. IN2G IN3 26 9. IN3G 10. VCC 25 11. IN4 24 12. IN4G 13 14. VDD 22 15. ADR 21 16. GND ...

Page 3

... Power save mode Vom Vin=100kHz,sin-signal,THD=1%, Gv Vin=1MHz,1.0Vp-p sin-signal Gf Vin=10MHz / 1MHz ,1.0Vpp sin-signal CMR Vin=20KHz,Vin=1Vpp CT-1 Vin=4.43MHz, 1.0Vp-p sin-signal DG Vin=1.0Vp-p 10step video-signal DP Vin=1.0Vp-p 10step video-signal SYMBOL TEST CONDITION V ADRH V ADRL NJW1342 UNIT 7 °C °C MIN. TYP. 3.0 MIN. TYP 0 ...

Page 4

... NJW1342 2 TIMING on the I C BUS (SDA, SCL) SDA SU:DAT SCL t HD: LOW HD:DAT S CHARACTERISTICS OF BUS LINES (SDA, SCL) FOR BUS Load Conditions STANDARD MODE : Pull up resistance 4k (Connected to +3.3V), Load capacitance 200pF (Connected to GND) FAST MODE : Pull up resistance 4k ...

Page 5

... MUTE ON MUTE OFF: Active mode MUTE ON: Power save mode Ver.6 MSB LSB A Data 1bit 8bit BIT NOT OUT1 Select USE:0 NJW1342 A P 1bit 1bit LSB ADR BIT OUT2 OUT2 Select MUTE NOT ...

Page 6

... NJW1342 ♦VOUT SELECT TABLE OUT1 Select OUT2Select Ver OUT1 VIN1 VIN2 VIN3 VIN4 OUT2 VIN1 VIN2 VIN3 VIN4 ...

Page 7

... IN1G 3 + 3.3u GND 4 IN2 5 + 3.3u IN2G IN3 8 + 3.3u IN3G 9 + 3.3u VCC 10 + 0.1u IN4 11 + 3.3u IN4G VDD 14 + 0.1u ADR 15 GND 16 NJW1342 SREF1 32 68k SSIG1 31 68k SAG1 30 + OUT1 29 75Ω 75Ω 47u CL1 28 0.1u VT1 27 GND 26 VCC 25 + 0.1u 47u 3V-5.5V VT2 24 0.1u CL2 23 OUT2 + 22 47u 75Ω SAG2 21 68k SSIG2 20 68k SREF2 19 SCL ...

Page 8

... NJW1342 TYPICAL CHARACTERISTICS Voltage gain vs Frequency 10 0 -10 IN1-OUT1 IN2-OUT1 -20 IN3-OUT1 IN4-OUT1 -30 IN1-OUT2 IN2-OUT2 -40 IN3-OUT2 IN4-OUT2 -50 1.E+05 1.E+06 Frequency(Hz) Supply current2 vs Temperature 100 (Icc2 vs TEMP -40 - TEMP( Supply current4 vs Temperature 10 (Icc4 vs TEMP -40 - TEMP( Ver 100 ...

Page 9

... C) 7 6 0.5 0 -0 NJW1342 IN1-OUT2 IN2-OUT2 IN3-OUT2 IN4-OUT2 - TEMP( C) Voltage gain vs Temperature IN1-OUT2 IN2-OUT2 IN3-OUT2 IN4-OUT2 - TEMP( C) Frequency characteristics vs Temperature IN1-OUT2 IN2-OUT2 IN3-OUT2 IN4-OUT2 -20 ...

Page 10

... NJW1342 TYPICAL CHARACTERISTICS Common mode noise ratio vs Temperature 0 IN1-OUT1 IN2-OUT1 -20 IN3-OUT1 IN4-OUT1 -40 -60 -80 -100 -40 - TEMP( Differential gain vs Temperature 3 IN1-OUT1 IN2-OUT1 IN3-OUT1 2 IN4-OUT1 1 0 -40 - TEMP( Differential phase vs Temperature 3 IN1-OUT1 IN2-OUT1 IN3-OUT1 2 IN4-OUT1 1 0 -40 - TEMP( Ver -20 ...

Page 11

... C) 0 -20 -40 -60 -80 -100 - -20 -40 -60 -80 -100 - NJW1342 Signal to Noise ratio vs Temperature IN1-OUT2 IN2-OUT2 IN3-OUT2 IN4-OUT2 - TEMP( C) Cross talk vs Temperature (OUT2) IN2 IN3 IN4 MUTE - TEMP( C) Cross talk vs Temperature ...

Page 12

... NJW1342 TYPICAL CHARACTERISTICS Cross talk vs Temperature 0 IN1 (OUT1) IN2 IN4 -20 MUTE -40 -60 -80 -100 -40 -20 0 TEMP( Cross talk vs Temperature 0 (OUT1) IN1 -20 IN2 IN3 MUTE -40 -60 -80 -100 -40 - TEMP( Ver -20 -40 -60 -80 -100 -20 -40 -60 -80 -100 ...

Page 13

... Vcc 3.5 4 VCC(V) Supply current4 vs Voltage 10 (Icc4 vs Vcc 3.5 4 VCC(V) Ver.6 100 4 4.5 5 5.5 3 4.5 5 5.5 NJW1342 Supply current2 vs Voltage (Icc2 vs Vcc) 3.5 4 4.5 5 VCC(V) Supply current vs Voltage (Isave vs VCC) 3.5 4 4.5 5 VCC(V) 5.5 5 ...

Page 14

... NJW1342 TYPICAL CHARACTERISTICS Maiximum output voltage vs Voltage IN1-OUT1 IN2-OUT1 1 IN3-OUT1 IN4-OUT1 0 3 3.5 4 VCC(V) Voltage gain vs Voltage 7 6.5 6 IN1-OUT1 5.5 IN2-OUT1 IN3-OUT1 IN4-OUT1 5 3 3.5 4 VCC(V) Frequency characteristics vs Voltage 1 0.5 0 IN1-OUT1 -0.5 IN2-OUT1 IN3-OUT1 IN4-OUT1 -1 3 3.5 4 VCC(V) Ver Maiximum output voltage vs Voltage ...

Page 15

... VCC(V) Ver.6 Common mode noise ratio vs Voltage 0 -20 -40 -60 -80 -100 3 4 4 4.5 5 5.5 3 NJW1342 IN1-OUT2 IN2-OUT2 IN3-OUT2 IN4-OUT2 3.5 4 4.5 5 VCC(V) Differential gain vs Voltage IN1-OUT2 IN2-OUT2 IN3-OUT2 IN4-OUT2 3.5 4 4.5 5 VCC(V) Differential phase vs Voltage IN1-OUT2 IN2-OUT2 IN3-OUT2 IN4-OUT2 3.5 4 4.5 5 VCC(V) 5 ...

Page 16

... NJW1342 TYPICAL CHARACTERISTICS Signal to Noise ratio vs Voltagel 100 IN1-OUT1 IN2-OUT1 20 IN3-OUT1 IN4-OUT1 0 3 3.5 4 VCC(V) Cross talk vs Voltagel 0 (OUT1) IN2 -20 IN3 IN4 MUTE -40 -60 -80 -100 3 3.5 4 VCC(V) Cross talk vs Voltagel 0 (OUT1) IN1 -20 IN3 IN4 MUTE -40 -60 -80 -100 3 3.5 4 VCC(V) Ver 100 ...

Page 17

... VCC(V) Ver.6 0 -20 -40 -60 -80 -100 4 -20 -40 -60 -80 -100 4.5 5 5.5 3 NJW1342 Cross talk vs Voltagel (OUT2) IN1 IN2 IN4 MUTE 3.5 4 4.5 5 VCC(V) Cross talk vs Voltagel (OUT2) IN1 IN2 IN3 MUTE 3.5 4 4.5 5 VCC(V) [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions ...

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