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Numéro de sérieNJW1197A
CategorieMultimedia => Audio => Controllers => Electronic Volumes Control
Description8-Channel Electronic Volume With Input Selector
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 5REC outputs. Each mode and conditions are set by the 3-wired serial control data.
NJW1197A improves low Residual Output Noise Voltage compared with NJW1197.
SociétéNJR Corporation
DatasheetTélécharger NJW1197A datasheet
 
 
  • Description courte

  • s GENERAL DESCRIPTION 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. s FEATURES q Operating Voltage q 3-Wired Serial Control q Input Selector 11) q REC Output 5) q Input Selector Gain Control q Volume Output Gain Control s PACKAGE OUTLINE

    Independent Mute function Gain : 0/-3/-6/-9/-12dB 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 q Volume to -100dB/0.5dBstep, MUTE q Residual Output Noise Voltage -114dBV typ. @Volume=-95dB (Output Noise 3) q Tone Control ±10dB/1dBstep q Subwoofer output addition L, R channel output q Subwoofer output ON/OFF control q Bi-CMOS Technology q Package Outline QFP100-C2

    RECA3L RECA4L LAIN RAIN CAIN LSAIN RSAIN LBAIN RBAIN SWAIN RECB1L RECB1R

    L11IN R11IN Volume Output Gain SWBIN RBBIN LBBIN RSBIN LSBIN CBIN RBIN LBIN RBCI LBCIN N RSCIN LSCIN BSW Input Selector Gain DCRA1 DCRA2 Input Selector Gain TONE

    Note) This is not a final specification. Some parametric limits are subject to change without notice at any time.

    REC Output Selector Multi-Channel Input C Multi-Channel Input B

    100 1 No. SYMBOL ROUT COUT LSOUT RSOUT LBOUT RBOUT SWOUT GND FIL_BL2 FIL_BL1 FIL_TL TCAP FIL_BR2 FIL_BR1 FIL_TR V+ ADR VL1IN DCCAP_SW R1IN DCCAP_RB L2IN DCCAP_LB R2IN DCCAP_RS L3IN DCCAP_LS R3IN DCCAP_C L4IN DCCAP_R R4IN DCCAP_L L5IN GND R5IN GND R8IN R11IN FUNCTION Rch output Cch output LSch output RSch output LBch output RBch output SWch output Ground Lch Bass filter terminal 2 Lch Bass filter terminal 1 Lch Treble filter terminal Switching noise rejection capacitor Rch Bass filter terminal 2 Rch Bass filter terminal 1 Rch Treble filter terminal + Power supply voltage input Chip address select input - Power supply voltage input "Input selector" Lch input 1 Switching noise rejection capacitor "Input selector" Rch input 1 Switching noise rejection capacitor "Input selector" Lch input 2 Switching noise rejection capacitor "Input selector" Rch input 2 Switching noise rejection capacitor "Input selector" Lch input 3 Switching noise rejection capacitor "Input selector" Rch input 3 Switching noise rejection capacitor "Input selector" Lch input 4 Switching noise rejection capacitor "Input selector" Rch input 4 Switching noise rejection capacitor "Input selector" Lch input 5 Ground "Input selector" Rch input 5 Ground "Input selector" Lch input 6 "Input selector" Lch input 9 "Input selector" Rch input 6 "Input selector" Rch input 9 "Input selector" Lch input 7 "Input selector" Lch input 10 "Input selector" Rch input 7 "Input selector" Rch input 10 "Input selector" Lch input 8 "Input selector" Lch input 11 "Input selector" Rch input 8 "Input selector" Rch input 11 No. SYMBOL DCR_IN DCR_OUT GND DCL_IN DCL_OUT GND REC_A1R REC_A1L VDDOUT DATA CLOCK LATCH MUTE FL+ FLFR+ FRGND LSCIN RSCIN LBCIN RBCIN GND LAIN RAIN CAIN LSAIN RSAIN LBAIN RBAIN SWAIN GND LBIN RBIN CBIN LSBIN RSBIN LBBIN RBBIN SWBIN GND LOUT

    FUNCTION "Multi-channel selector" Rch input "Input selector" Rch output Ground "Multi-channel selector" Lch input "Input selector" Lch output Ground "Input selector" Rch REC output B1 "Input selector" Lch REC output B1 "Input selector" Rch REC output A4 "Input selector" Lch REC output A4 "Input selector" Rch REC output A3 "Input selector" Lch REC output A3 "Input selector" Rch REC output A2 "Input selector" Lch REC output A2 "Input selector" Rch REC output A1 "Input selector" Lch REC output A1 Internal Digital +Power Supply Output Control data signal input Clock signal input Latch signal input External mute control

    "Input selector gain control" Lch no-inverted output
    "Input selector gain control" Lch inverted output
    "Input selector gain control" Rch no-inverted output

    "Input selector gain control" Rch inverted output Ground Multi-channel LSch input C Multi-channel RSch input C Multi-channel LBch input C Multi-channel RBch input C Ground Multi-channel Lch input A Multi-channel Rch input A Multi-channel Cch input A Multi-channel LSch input A Multi-channel RSch input A Multi-channel LBch input A Multi-channel RBch input A Multi-channel SWch input A Ground Multi-channel Lch input B Multi-channel Rch input B Multi-channel Cch input B Multi-channel LSch input B Multi-channel RSch input B Multi-channel LBch input B Multi-channel RBch input B Multi-channel SWch input B Ground Lch output

    Power Supply Voltage Maximum Input Voltage Power Dissipation Operating Temperature Range Storage Temperature Range V+/VVIM PD Topr Tstg

    NOTE: EIA/JEDEC STANDARD Test board 2layer, FR-4) mounting

    s ELECTRICAL CHARACTERISTICS Volume=0dB, Gain=0dB, TONE=OFF) PARAMETER x Power Supply Operating Voltage 1 Operating Voltage 2 Supply Current 1 Supply Current 2

    Maximum Output Voltage Gain Voltage Gain Error Maximum Attenuation 1 Maximum Attenuation 2 Attenuation Error Output Noise1 Output Noise2 Output Noise3 VOM ATT1 ATT2 ATT f=1kHz, VIN=2Vrms Volume=Mute, A-weight f=1kHz, VIN=2Vrms Volume=Mute, A-weight TONE=ON Volume=0dB, Rg=0, A-weight Volume=0dB, Rg=0, A-weight TONE=ON Volume=-95dB, Rg=0, A-weight Vrms dB dBV (Vrms) dBV (Vrms) dBV (Vrms)