njw1183 New Japan Radio Co.,Ltd, njw1183 Datasheet
njw1183
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njw1183 Summary of contents
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... Audio Processor with SRS WOW GENERAL DESCRIPTION The NJW1183 is an audio processor with SRS WOW. It includes all of functions processing audio signal for TV, such as volume, balance and tone control. All of internal status and variables are 2 controlled BUS. FEATURES Operating Voltage ...
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... NJW1183 PIN FUNCTION (SDIP42 – 2 – 1. TBFIL2 15. TONE-La 2. TBFIL1 16. OUTa 3. LPFOUT 17. CTH 4. LPF2 18. CTL 5. LPF1 19. SDA 6. OUTW 20. SCL 7. SRSFIL1 21. GND 8 ...
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... TREB=”0000”, f=10kHz FLT HF BCT=”0”, TREB=”1001”, f=10kHz CUT LF BCB=”1”, BASS=”1001”, f=100Hz BST LF BASS=”0000”, f=100Hz FLT LF BCB=”0”, BASS=”1001”, f=100Hz CUT NJW1183 UNIT V mW °C °C MIN. TYP. MAX. UNIT 8.0 9.0 13.0 V ...
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... NJW1183 AGC CONTROL PARAMETER AGC Boost AGC Flat1 AGC Flat2 AGC Flat3 AGC Flat4 AGC Cut SURROUND PARAMETER FOCUS Gain1 FOCUS Gain2 FOCUS Gain3 FOCUS Gain4 TruBass Gain1 TruBass Gain2 TruBass Gain3 TruBass Gain4 Simulated Stereo Gain SRS Gain1 SRS Gain2 ...
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... V hys V OL with SCL t HD:STA t LOW t HIGH t SU:STA t HD:DAT t SU:DAT SU:STO t BUF SU:DAT t SU:STA t HIGH Sr NJW1183 STANDARD MODE FAST MODE MIN. TYP. MAX. MIN. TYP. 0.0 - 1.5 0.0 - 2.7 - 5 250 - + ...
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... NJW1183 APPLICATION CIRCUIT (SDIP42) 100nF 100nF TBFIL2 1 TBFIL1 2 LPOUT 3 10nF 4 LPF2 100nF 5 LPF1 4.7µF OUTW 6 OUTW 22nF 7 SRSFIL1 1µF 8 CSR 9 FCSFIL1a 100nF 10 FCSFIL2a 1µF 11 CFCS 100nF INa 12 INa 13 TESTa 2.2nF 14 TONE-Ha 100nF 15 TONE-La 4.7µF OUTa 16 OUTa 1µF CTH 17 1µF 18 CTL ...
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... LSB MSB A Select Address A 1bit 8bit 1bit BIT VOL BAL BASS TREB TB BIT NJW1183 LSB Data A 8bit 1bit 1bit LSB 1 R SEL AGC-SW AGC-FLAT FCS SUR ...
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... NJW1183 CONTROL COMMAND DESCRIPTION MASTER VOLUME CONTROL Select Address D7 D6 00H The volume controls both Ach and Bch by the 0.5dB step. The volume is consisted of volume1 and volume2. The level is divided into half to each volume1 and volume2. BALANCE SETTINGS Select Address ...
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... Don't Care Don't Care MODE=2ch TB=OFF TB=Effect1-4 TB effect NOTE1) Bypass (WOW) No Output NJW1183 FCS SUR Don't Care MODE=2.1ch TB=OFF TB=Effect1-4 NOTE1) Bypass No Output TB effect ) TruBass is not effective. NOTE1 – 9 – ...
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... NJW1183 SUR : Surround Effect Surround Effect OFF NOTE2) Simulated Stereo Effect 1 (Minimum) Effect 2 Effect 3 Effect 4 (Maximum) NOTE2) Simulated Stereo dose not adapt to SRS WOW. – 10 – SUR Don't Care ...
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... NJW1183 ...
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... NJW1183 !MASTER VOLUME (Cont'd) Gain(dB) HEX -66 ...
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... NJW1183 – 13 – ...
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... NJW1183 Tone Control Bass (Select Address: 02H) Bass BCB Cut or Boost D7 Cut 0 Boost 1 Cut Gain(dB) Boost Gain(dB Tone Control Treble (Select Address: 03H) Treble BCT Cut or Boost D7 Cut 0 Boost 1 Cut Gain(dB) ...
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... Reference Voltage vs.Ambient temperature 5 4.8 4.6 4.4 4 -50 Mute Level vs.Ambient Temperature 120 100 100 150 -50 NJW1183 No signal , V+= 100 150 Ambient Temperature (°C) No Signal , V+=9V - 100 125 Ambient Temperature(°C) No Signal, V+=9V, Vin=1Vrms, A-Weight Vol = Mute - 100 Ambient Temperature(° ...
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... NJW1183 TYPICAL CHARACTERISTICS Total Harmonic Distortion vs.Input Voltage V+=9V, Vin:Ach, f =1kHz, Vo:Ach,Rg=600Ω BW=400Hz-30kHz,Vol= - 20dB 100 10 Ta=-20 ℃ 1 0.1 Ta=75 ℃ 0.01 0.01 0.1 Input Voltage [Vrms] Total Harmonic Distortion vs.Output Voltage V+=9V, Vin:Ach, f=1kHz, Vo:Ach,Rg=600Ω BW=400Hz-30kHz,Vol=-0dB 100 10 1 Ta= -20 ℃ 0.1 0.01 0.01 0.1 Output Voltage [Vrms] Channel Separation vs.Frequency V+=9V, Vin=2Vrms,Vo:AorBch, Ta=25 ℃ ...
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... NJW1183 Voltage Gain vs.Balance Control V+=9V, Vin(A+Bch)=1Vrms, f=1kHz Vo:AorBch, Rg=600Ω 0 Bch Ach Balance Control [dec] AGC Output Voltage vs.Input Voltage(LVL=1) V+=9V, Vin:Ach+Bch, f=1kHz, Vo:Ach,Rg=600Ω 10 AGC=OFF 1 Ta=75,25,-20 ℃ ...
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... NJW1183 TYPICAL CHARACTERISTICS Voltage Gain vs.Frequency(TONE) V+=9V, Vin(Ach)=0.1Vrms,Vo:Ach,Ta=25 ℃ , Rg=600Ω BASS -10 -15 -20 10 100 Frequency (Hz) Voltage Gain vs.Frequency(SRS3D) V+=9V, Vin(Ach)=0.1Vrms, Vo:Ach, Rg=600 Ω Effect4 Effect3 10 Effect2 0 Effect1 -10 10 100 Frequency (Hz) Voltage Gain vs.Frequency(TruBass) V+=9V, Vin(A+Bch)=0.1Vrms, Vo:Ach, Rg=600 Ω ...
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... The WOW technology right incorporated in the NJW1183 are owned by SRS Labs, a U.S. Corporation and licensed to New Japan Radio Co., Ltd. Purchaser of NJW1183 must sign a license for use of the chip and display of the SRS Labs trademarks. Any products incorporating the NJW1183 must be sent to SRS Labs for review. WOW is protected under U.S. and foreign patents issued and/or pending ...