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PDF NJW1298 Data sheet ( Hoja de datos )
| Número de pieza | NJW1298 | |
| Descripción | 8-CHANNEL ELECTRONIC VOLUME | |
| Fabricantes | New Japan Radio | |
| Logotipo |  |
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NJW1298
8-CHANNEL ELECTRONIC VOLUME WITH INPUT SELECTOR
Q 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.
Selectable 2-Chip address is available for using two chips
on same serial bus line.
The NJW1298 is suitable for multi-channel audio system,
such as AV amplifier, DVD receiver, and others.
Q PACKAGE OUTLINE
NJW1298FU1
Q FEATURES
O Operating Voltage
±4.5 to ±7.5V
O 3-Wired Serial Control
Chip Address Select Function
O 13-input 4-output stereo selector
O Multi-Channel input (8ch x 2)
O Input Selector Gain Control
Gain : 0 to -21dB / 3dB step
O Volume
+31.5 to –95dB / 0.5dB step, Mute
O SWch, Cch, LS/RSch output addition to L/R ch output
O LB/RBch output addition to LS/RS ch output
O Zero Cross Detection
O Bi-CMOS Technology
O Package Outline
QFP100-U1
Q BLOCK DIAGRAM
Stereo Lin
(×13)
REC_A
REC_B
REC_C
Main
REC_A
REC_B
REC_C
Main
Stereo Rin
(×13)
Main
REC_C
REC_B
REC_A
Main
REC_C
REC_B
REC_A
+
Zero Cross Detection (8ch)
Input Selector Gain:
0 to -21dB / 3dB step
Multi-Cin
Lout for
ADC
Multi-LSin
Rout for
ADC
Multi-RSin
Multi-LBin
Multi-RBin
Multi-SWin
Main Volume:
+31.5 to -95dB/0.5dB step
Control Logic
+ DataClock LatchADR Mute
Lout
Rout
Cout
LSout
RSout
LBout
RBout
SWout
Ver 2.0 for web
–1–
1 page | ||
| Páginas | Total 4 Páginas | |
| PDF Descargar | [ Datasheet NJW1298.PDF ] | |
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