8-Channel Electronic Volume with Input Selector

Manufacturer's part number :


Manufacturer New Japan Radio

New Japan Radio

Description :

NJW1197A is an 8-channel electronic volume IC. It includes Input selector, tone control, volume, mute, input selector gain control, volume output gain control and 5 REC outputs. Each mode and conditions are set by the 3-wired serial control data. NJW1197A improves low Residual Output Noise Voltage compared with NJW1197.

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  • Operating Voltage ±4.5 to ±7.5V
  • 3-Wired Serial Control Chip Address Select Function
  • Input Selector (x 11)
  • REC Output (x 5) Independent Mute function
  • Input Selector Gain Control Gain : 0/-3/-6/-9/-12dB
  • Volume Output Gain Control Gain: Gain : 0/+12/+13/+14/+15/+16/+17/+18dB (L,R,C,LS,RS,LB,RBch) Gain : 0/+22/+23/+24/+25/+26/+27/+28dB (SWch) Independent Control: L,Rch / Cch / LS,RSch / LB,RBch / SWch
  • Volume 0 to -100dB/0.5dBstep, MUTE
  • Residual Output Noise Voltage -114dBV typ. @Volume=-95dB (Output Noise 3)
  • Tone Control 0 to ±10dB/1dBstep
  • Subwoofer output addition to L, R channel output
  • Subwoofer output ON/OFF control
  • Bi-CMOS Technology
  • Package Outline QFP100-C2
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Interface 3-Wired Serial  

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Operating Temperature(°C) -40 to 75  
Package QFP100-C2