4.1-channel Electronic Volume with 3 Band Equalizer

Manufacturer's part number :


Manufacturer New Japan Radio

New Japan Radio

Description :

The NJW1222 is a 4.1-channel electronic volume with input selector. It includes 6-input stereo audio selector, master volume, fader volume, sub-woofer volume, mix signal volume, 3 band graphic equalizer, loudness, high pass filter, low pass filter, Level Meter function. The NJW1222 performs low noise and low distortion characteristics with resistance ladder circuit. All of functions are controlled by I2C BUS interface.

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  • Operating Voltage +7.5 to +10V
  • I2C BUS Control
  • Low output noise -103dBVtyp.
  • Low THD 0.01%typ.
  • Multi Mode Input Selector 6SE, 5SE+1QD, 4SE+QD, 4SE+1FD, 3SE+1FD+1QD
  • 2SE+2FD, 2SE+1FD+2QD, 2FD+2QD mode selectable
  • SE: Single end, QD: Quasi differential, FD: Full differential
  • Input Gain 0 to +15dB/1dBstep
  • Main Volume +16 to -79dB/1dBstep, MUTE
  • Loudness
  • Graphic Equalizer 0 to ±15dB/1dBstep
  • Fader Volume 0 to -79dB/1dBstep,MUTE
  • Sub-Woofer Output 0 to -79dB/1dBstep,MUTE
  • Mix Signal Volume 0 to -60dB/2dBstep,MUTE (FL,FR,RL,RR output selectable)
  • Level Meter
  • Bi-CMOS Technology
  • Package Outline SSOP32
Features Similar products
Interface I2C BUS  

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Operating Temperature(°C) -40 to 85  
Package SSOP-32