njw1298 New Japan Radio Co.,Ltd, njw1298 Datasheet

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njw1298

Manufacturer Part Number
njw1298
Description
8-channel Electronic Volume With Input Selector
Manufacturer
New Japan Radio Co.,Ltd
Datasheet

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Quantity
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Manufacturer:
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Ver 2.0 for web
GENERAL DESCRIPTION
FEATURES
BLOCK DIAGRAM
selector , REC Output and Multi-channel inputs.
characteristics with resistance ladder circuit.
Selectable 2-Chip address is available for using two chips
on same serial bus line.
such as AV amplifier, DVD receiver, and others.
Stereo Lin
Stereo Rin
(×13)
(×13)
The NJW1298 is a 8-channel electronic volume with
Input Selector.
The NJW1298 performs low noise and low distortion
All of functions are controlled via three-wired serial bus.
The NJW1298 is suitable for multi-channel audio system,
Operating Voltage
3-Wired Serial Control
13-input 4-output stereo selector
Multi-Channel input (8ch x 2)
Input Selector Gain Control
Volume
SWch, Cch, LS/RSch output addition to L/R ch output
LB/RBch output addition to LS/RS ch output
Zero Cross Detection
Bi-CMOS Technology
Package Outline
8-CHANNEL ELECTRONIC VOLUME WITH INPUT SELECTOR
REC_A
REC_C
REC_A
Main
REC_C
REC_B
REC_A
Main
REC_C
REC_B
REC_A
REC_B
REC_B
REC_C
Main
Main
It includes 13-in 4-out stereo audio
+
+
0 to -21dB / 3dB step
Input Selector Gain:
±4.5 to ±7.5V
Chip Address Select Function
Gain : 0 to -21dB / 3dB step
+31.5 to –95dB / 0.5dB step, Mute
QFP100-U1
Lout for
ADC
Rout for
ADC
Multi-SWin
Multi-RBin
Multi-LSin
Multi-RSin
Multi-LBin
Multi-Cin
+31.5 to -95dB/0.5dB step
Main Volume:
PACKAGE OUTLINE
Zero Cross Detection (8ch)
NJW1298FU1
DataClock
Control Logic
LatchADR Mute
NJW1298
Lout
Rout
Cout
LSout
RSout
LBout
RBout
SWout
– 1 –

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njw1298 Summary of contents

Page 1

... ELECTRONIC VOLUME WITH INPUT SELECTOR GENERAL DESCRIPTION The NJW1298 is a 8-channel electronic volume with Input Selector. It includes 13-in 4-out stereo audio selector , REC Output and Multi-channel inputs. The NJW1298 performs low noise and low distortion characteristics with resistance ladder circuit. All of functions are controlled via three-wired serial bus. ...

Page 2

... NJW1298 ABSOLUTE MAXIMUM RATING (Ta=25°C) PARAMETER Power Supply Voltage Maximum Input Voltage Power Dissipation Operating Temperature Range Storage Temperature Range ELECTRICAL CHARACTERISTICS PARAMETER Power Supply Operating Voltage Supply Current 1 Supply Current 2 Input/Output Characteristics (Output) Maximum Output Voltage Maximum Input Voltage Voltage Gain 1 ...

Page 3

... IN G VINC2 Input Selector Gain = -12dB f=1kHz, V =2Vrms VINC3 Input Selector Gain = -21dB DATA, CLOCK, LATCH, ADR Terminal Input MUTE DATA, CLOCK, LATCH, ADR Terminal Input MUTE NJW1298 MIN. TYP. MAX. UNIT - 0.0015 - % - 0.0015 - % - 0.0015 - % - 0.0025 - % - ...

Page 4

... NJW1298 – 4 – [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights ...

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