njw1182 New Japan Radio Co.,Ltd, njw1182 Datasheet
njw1182
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njw1182 Summary of contents
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... AUDIO PROCESSOR with BBE & Dynamic Bass Boost GENERAL DESCRIPTION The NJW1182 audio processor with BBE Sound Enhancement and Dynamic Bass Boost. The NJW1182 contains all necessary functions to process TV audio signal such as volume control, tone control, balance, mute and AGC function. ...
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... NJW1182 PIN FUNCTION (QFP48-P1) No Symbol 1 LP2 Voice Enhancement LF Filter 2 2 LP3 Voice Enhancement LF Filter 3 3 HBSTa Ach High Frequency Compensation Filter 4 BB3 Filter for Bass Boost 3 5 BB4 Filter for Bass Boost FIXOUT Fixed Gain Bass Boost Output 7 BB AGCINT ...
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... G VOL=0dB VMAX G VOL=MUTE, Vin=2Vrms VMIN CS Vin=1Vrms, A-weighted VOL = 0dB V NO1 A-weighted VOL=MUTE V NO2 A-weighted Logic Output: High, R =10k Pull Down L V AUX Logic Output: Low, R =10k pull Up L NJW1182 RATING 15 1500(note) -20 to +75 -40 to +125 =47k , Vin=100mVrms/1kHz, L MIN. TYP. MAX. - 7.5 9.0 13 4.0 4.5 5.0 2 ...
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... NJW1182 TONE CONTROL PARAMETER High Frequency Boost High Frequency Flat High Frequency Cut Low Frequency Boost Low Frequency Flat Low Frequency Cut AGC CONTROL (AGC=ON) PARAMETER AGC Boost AGC Flat1 AGC Flat2 AGC Flat3 AGC Flat4 AGC Cut Voice Enhancement (VE=ON) PARAMETER ...
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... PARAMETER SYMBOL ADDIN2 Gain ADDIN2 Mute ADD2 TEST CONDITION ADD1 ADDIN1=”111” GV ADDIN1=”000” MUTE ADDIN1=”111”, f=10kHz HBST TEST CONDITION ADD2 ADDIN2=”11111” GV ADDIN2=”00000” MUTE NJW1182 MIN. TYP. MAX. UNIT - MIN. TYP. ...
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... NJW1182 2 !TIMING ON THE I C BUS (SDA,SCL) SDA SCL t HD:STA t t LOW HD:DAT S !CHARACTERISTICS OF I/O STAGES FOR BUS Load Conditions STANDARD MODE : FAST MODE : PARAMETER Low Level Input Voltage High Level Input Voltage Low level output voltage (3mA at SDA pin) Input current each I/O pin with an input voltage between 0 ...
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... Please hold the Data Hold Time (t HD:DAT The SDA block in the NJW1182 does not hold data. Add external data-delay-circuit of the SDA terminal, in case of not providing a hold time of at least 300nsec for the SDA in the master device. The time-consists of the data-delay-circuit of the SDA terminal are as follows. ...
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... NJW1182 ■ TERMINAL DESCRIPTION No. SYMBOL FUNCTION LP2 1 Voice Enhancement LP3 2 Voice Enhancement LP1 48 Voice Enhancement 3 HBSTa Ach High Frequency Compensation Filter 36 HBSTb Bch High Frequency Compensation Filter 5 BB3 Filter for Bass Boost 3 35 BB1 Filter for Bass Boost EQUIVALENT CIRCUIT ...
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... Dynamic Bass Boost Output 7 BBAGCINT AGC Smoothing Filter for Bass Boost 8 OUT1a Ach Output 1 9 OUT2a Ach Output 2 30 OUT2b Bch Output 2 31 OUT1b Bch Output 1 EQUIVALENT CIRCUIT BB4 Vref BB2 BB FIXOUT BB AGCOUT 100 2k BBAGCINT OUT1a OUT2a OUT2b 100 OUT1b NJW1182 VOLTAGE V+/2 V+/2 0.7V V+/ ...
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... NJW1182 ■ TERMINAL DESCRIPTION No. SYMBOL FUNCTION 10 ADDIN1 Mixing Input 1 29 ADDIN2 Mixing Input2 11 CSR Pop Noise Reduction for Surround ON/OFF 12 CBB Pop Noise Reduction for Bass Boost ON/OFF 13 AGCINT - 10 - EQUIVALENT CIRCUIT CSR CBB AGC Filter 20k ADDIN1 ADDIN2 32k 32k 2k 400 ...
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... Pop Noise Reduction for Balance Control 16 CA1 Pop Noise Reduction for ADDIN1 Setting 17 SDA SDA Data Input (I 18 SCL SDA Clock Input (I EQUIVALENT CIRCUIT 8k SDA 2 C BUS) SCL BUS) NJW1182 VOLTAGE VREF-0.7V CVa (VOL=0dB) 8k VREF-0.7V CVb (BAL=Center) 16k VREF-0.7V CA1 (ADDIN1=0dB ...
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... NJW1182 ■ TERMINAL DESCRIPTION No. SYMBOL FUNCTION 19 GND 20 V+ Power Supply 21 AUX Auxiliary Output 22 VREF Reference Voltage 23 CO1 Pop Noise Reduction for Output SW1 ON/OFF 24 CO2 Pop Noise Reduction for Output SW2 ON/OFF - 12 - EQUIVALENT CIRCUIT Ground AUX VREF CO1 CO2 VOLTAGE - - VDD ...
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... Pop Noise reduction for Treble Control 28 CTL Pop Noise reduction for Bass Control 32 BBSENSE AGC Boost Level Setting for Bass Boost EQUIVALENT CIRCUIT 36k 12k CVE 16k CA2 24k CTH CTL ealaBass SENSE NJW1182 VOLTAGE VREF-0.7V (VE=OFF) VREF-0.7V (ADDIN2=0dB) VREF-0.7V (TONE=Flat) V+/ ...
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... NJW1182 ■ TERMINAL DESCRIPTION No. SYMBOL FUNCTION Voice Enhancement 37 VE3 38 VE2 Voice Enhancement 39 VE1 Voice Enhancement 40 TONE-Lb Bch Bass Filter 47 TONE-La Bch Bass Filter Bch Treble Filter 41 TONE-Hb 46 TONE- Treble Filter - 14 - EQUIVALENT CIRCUIT HF Filter 3 VE2 HF Filter 2 HF Filter 1 VOLTAGE 16k VE3 ...
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... TERMINAL DESCRIPTION No. SYMBOL FUNCTION 42 SURFIL2 Surround Filter 2 43 INb Bch Input 44 INa Ach Input 45 SURFIL1 Surround Filter 1 EQUIVALENT CIRCUIT 22k SUR FIL2 INa INb 100k VREF 16k 8k SUR FIL1 NJW1182 VOLTAGE V+/2 V+/2 V+/ ...
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... CVb - 16 - INa INb 100nF 4.7nF 22nF 100nF 100nF TONE TONE SUR SUR INa INb LP1 La Ha FIL1 FIL2 NJW1182 CA1 SDA SCL GND V+ AUX 1µF 1µF 1µF SDA SCL V+ AUX 4.7nF 100nF 22nF 0.82nF 42 41 ...
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... GND V+ AUX 1µF 1µF SDA SCL V+ AUX Symbol Pin No. 37 VE3 41 38 VE2 42 39 VE1 45 40 TONE-Lb 46 NJW1182 4.7nF 100nF 0.82nF TONE TONE VE1 Hb Lb VE2 38 VE3 HBSTb 36 R1 BB1 BB2 AGCOUT ...
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... NJW1182 2 DEFINITION REGISTER BUS FORMAT MSB LSB S Slave Address 1bit 8bit S: Starting Term A: Acknowledge Bit P: Ending Term SLAVE ADDRESS MSB R/W=0: Receive Only CONTROL REGISTER TABLE The select address sets each function (Volume, Balance, AGC, Surround, Tone Control, BBE, AUX etc.). ...
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... Boost Level : 0dB to +15dB(1dB/Step) OUT2/OUT1: No.8,31pin and No.9,31pin Out Switch Setting “0” = OFF “1” BIT VOL BIT BAL BIT BASS BIT TREB OUT2 NJW1182 AGC SUR Don’t Care OUT1 2.1ch - 19 - ...
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... NJW1182 2.1ch: 2.1ch Output Mode Select “0” = Bass Boost effect is added to main pass (OUTa/OUTb). “1” = Bass Boost effect isn’t added to main pass (OUTa/OUTb). (NOTE) Usually, Bass Boost effect is outputted from BB AGCOUT terminal. e) Voice Enhancement Boost Level Setting Select ...
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... ADDIN1 : ADDIN1 Level Setting “000”= The ADDIN1 terminal is not available (MUTE), High Frequency Boost ON 0dB to -24dB (4dB/step), High Frequency Boost OFF ADDIN2 : ADDIN2 Level Setting “00000”= The ADDIN2 terminal is not available (MUTE) 0dB to -58dB (2dB/step) BIT ADDIN2 NJW1182 ADDIN1 - 21 - ...
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... NJW1182 ■ MASTER VOLUME SETTING (Select Address: 00H) Gain (dB) HEX - - - - - - - - - - -20 ...
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... NJW1182 ...
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... NJW1182 ■ BALANCE SETTING (Select Address: 01H) Channel Select (CHS) Ach (Bch is attenuated) Bch (Ach is attenuated) Gain (dB -10 0 -11 0 -12 0 -13 0 -14 0 -15 0 -16 1 -17 1 -18 1 -19 1 -20 1 -21 1 -22 1 -23 ...
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... BCB BASS NJW1182 ...
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... NJW1182 ■ TONE CONTROL TREBLE SETTINGS (Select Address: 03H) Treble Cut or Boost Cut Boost Cut Gain Boost Gain (dB) (dB) -15 15 -14 14 -13 13 -12 12 - BCT TREB ...
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... OFF NJW1182 - 27 - ...
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... NJW1182 ■ ADDIN1 GAIN SETTING (Select Address: 06H) Gain (dB -12 1 -16 0 -20 0 -24 0 MUTE 0 ■ ADDIN2 GAIN SETTING (Select Address: 06H) Gain (dB -10 1 -12 1 -14 1 -16 1 -18 1 -20 1 -22 1 -24 1 -26 1 -28 ...
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... VOLUME Control [ deg ] -20 -40 -60 -80 -100 200 250 NJW1182 Supply Current vs Temperature + 100 o Temperature [ C ] Reference Voltage vs Temperature + V =9V - 100 o Temperature [ C ] Gain vs BALANCE Control + V =9V Vin=1V f=1kHz ...
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... NJW1182 ■ TYPICAL CHARACTERISTICS THD+N vs Input Voltage + V =9V f=1kHz BW=400-30kHz Ta=25 10 -30dB -20dB -10dB 1 0.1 0.01 0.001 0.01 Input Voltage [ V ] THD+N vs Output Voltage + V =9V f=1kHz BW=400-30kHz Ta=25 10 -30dB 1 0.1 0.01 0.001 0.01 Output Voltage [ V ] Output Noise vs Temperature + V =9V Rg=0 -60 -70 -80 -90 -100 -110 -120 - Temperature [ - 0dB 0 -20dB ...
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... C 20 15dB 15 10dB 10 5dB 5 FLAT 0 -5dB -5 -10dB -10 -15dB - NJW1182 AGC Characteristics + V =9V f=1kHz AGC=500mV - -20 C AGC=125mV AGC=OFF 0.01 0.1 1 Input Voltage [ V ] Gain vs Frequency (TONE =9V Vin=100mV TONE=+15/-15dB ...
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... NJW1182 ■ TYPICAL CHARACTERISTICS Gain vs Frequency (eala1 =9V Vin=100mV Ta= Ain-Aout (effect2) Ain-Aout (effect1 Ain-Bout (effect2) -5 Ain-Bout (effect1) -10 -15 -20 100 Frequency [ Hz ] Gain vs Frequency (eala2 =9V Vin=100mV Ta= Ain-Aout (effect2) Ain-Aout (effect1 -10 -15 -20 100 Frequnecy [ Hz ] Phase vs Frequency (Simulated Surround) ...
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... BassBoost AGC Characteristics (BPF =9V f=80Hz 2.1chMode 0.1 BB=Low Mid High 0.01 0.001 4 10 0.001 BB-AGC Recovery Time Vin=0.2Vrms!2Vrms Burst, f=1kHz, AGC Level=500mV, Cbb=1µF 50ms/DIV 500ms/DIV NJW1182 o =3k Ta=25 C SENCE BassBoost=OFF 0.01 0.1 1 Input Voltage [ =3k Ta=25 C SENCE BassBoost=OFF 0.01 0.1 1 Input Voltage [ V ] ...
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... NJW1182 ■ TYPICAL CHARACTERISTICS Gain vs ADD1 Control + V =9V ADDin1=1V f=1kHz -20 C -20 -40 -60 -80 -100 ADD1 Control [ deg ] Gain vs Frequency (HighBoost =9V Vin=-20dBV ADDIN1="111" -10 100 Frequency [ ...