Providing high-quality sound of audio-video equipments with multi-input terminal by excellent audio characteristics and built-in output switch

October 1, 2009

New Japan Radio releases the NJW1112, 8-input and 4-output stereo audio selector IC with output switch

October 1, 2009 - New Japan Radio Co., Ltd. has introduced to the market, the NJW1112,8-input and 4-output stereo audio selector IC with output switch, suitable for audio-video equipments such as AV/DVD receiver, audio router that have a lot of external input terminals.

[Background of development]

NJW1112

Recently, the increasing of multiple functionalities in AV/DVD receivers, demands for multi-input and multi-output audio selector.Usually, it is necessary to use serial connection of audio selectors on equipment with a dozen external input sources.But there is a loss of sound quality in this case. To solve problems, New Japan Radio has developed the NJW1112, the stereo audio selector providing high-quality sound by realizing parallel connection of multi-input audio selectors.

[Features]

The NJW1112 is an audio selector, consists of 8-input and 4-output stereo switch, buffer amplifier, output switch. It is suitable for equipments with a lot of input terminals and a switching function of voice signals, such as AV receiver, DVD receiver, Audio router, Video Conferencing System, Security System. Moreover, it provides high-quality sound to the equipments by excellent audio characteristics.

1.Realizing parallel connection of multi-input audio selectors without sound quality loss
The NJW1112 has built-in on/off switch at signal output part.It can realize parallel connection of the NJW1112s.It reduces deterioration of audio characteristics and provides high-quality sound to the equipments, as shown in fig1.
2.Providing high-quality sound to the equipments by excellent audio characteristics
It realizes an excellent audio characteristics such as low distortion (THD=0.0007%) , low noise (VNO=-119dBV), low crosstalk (CT=120dB), and high channel separation (CS=116dB) ,based on our long term experience in analog circuit technology.
3.Providing high-quality sound by low ON resistance of 15-ohm
It realizes low distortion of audio signal by low ON resistance of 15-ohm.
Product Name NJW1112
Function 8-input and 4-output stereo audio selector
Applications AV Receiver / DVD Receiver / Audio router / Video Conferencing System / Security System
Packaging SSOP32(11.0×7.6×1.25mm typ.)
NJW1112V

[Features & Characteristics]

[Schedule]

A detailed spec is here
NJW1112

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