NJW1142 AUDIO PROCESSOR GENERAL DESCRIPTION PACKAGE OUTLINE The NJW1142 is a sound processor includes all of the functions required to process the audio signal for TV, such as tone control, balance, volume, mute, and AGC functions. Also the NJW1142 performs NJRC Surround "eala" which is regenerated 3D surround sound with only two speakers. 2 All of the internal status and variables are controlled by I C BUS interface. NJW1142L NJW1142M FEATURES Operating Voltage 8 to 10V Internal 4 Input Audio Selectors and Monitor Output Low Noise VCA NJRC Surround "eala" Simulated Stereo 2 Variable AGC Compression Level via I C (4-levels) Bi-CMOS Technology Package Outline SDIP30, SDMP30 BLOCK DIAGRAM MONa TONE TONE -Ha -La AGC OUTa +4.5dB -2dB IN1a IN2a IN3a IN4a SCL SEL VOL1 SEL TONE VOL2 NJRC Suuround "eala" & Sim ulated Stereo AGC VOL1 I2C BUS Interface TONE +4.5dB MONb TONETONE -Hb -Lb CVA CVB CTH CTL CSR VOL2 -2dB IN1b IN2b IN3b IN4b SDA OUTb Bias GND Vcc Vref -1- NJW1142 PIN CONFIGURATION No. Symbol 1 IN1a IN1b 30 2 IN2a IN2b 29 3 IN3a IN3b 28 4 IN4a IN4b 27 5 MONa MONb 26 6 SR FIL CSR 7 TONE -Ha TONE -Hb 24 8 TONE -La TONE -Lb 23 9 LINEa LINEb 22 10 OUTa OUTb 21 11 CVa AGC 20 12 CVb CTH 19 13 SDA CTL 18 14 SCL Vref 17 15 GND V+ 16 Function 25 Symbol V+ Function 1 IN1a Ach Input 1 16 Power Supply Treminal 2 IN2a Ach Input 2 17 Vref Reference Voltage 3 IN3a Ach Input 3 18 CTL Pop Noise reduction for Bass Control 4 IN4a Ach Input 4 19 CTH Pop Noise reduction for Treble Control 5 MONa Ach Monitor Output 20 AGC AGC Filter 6 SR FIL Surround Filter 21 OUTb Bch Output 7 TONE-Ha Ach Treble Filter 22 LINEb Bch LINE Output (+4.5dB) 8 TONE-La Ach Bass Filter 23 TONE-Lb 9 LINEa Ach LINE Output (+4.5dB) 24 TONE-Hb 10 OUTa Ach Output 25 CSR Bch Bass Filter Bch Treble Filter Pop Noise Reduction for Surround Control 11 CVA Pop Noise Reduction for Ach Volume & Balance 26 MONb 12 CVB Pop Noise Reduction for Bch Volume & Balance 27 IN4b Bch Input 4 13 SDA SDA Data Input (I2C BUS) 28 IN3b Bch Input 3 14 SCL SCL Clock Input (I2C BUS) 29 IN2b Bch Input 2 15 GND GND Terminal 30 IN1b Bch Input 1 -2- Bch Monitor Output NJW1142 ABSOLUTE MAXIMUM RATING (Ta=25C) PARAMETER SYMBOL + RATING UNIT 12 V Supply Voltage V Power Dissipation PD 700 mW Operating Temperature Range Topr -20 to +75 C Storage Temperature Range Tstg -40 to +125 C + ELECTRICAL CHARACTERISTICS ( Ta=25C, V =9V, Rg=600, RL=47k, Vin=100mVrms/1kHz) PARAMETER SYMBOL TEST CONDITION + MIN. TYP. MAX. UNIT 8.0 9.0 10.0 V Operating Voltage V Supply Current ICC No Signal - 10.0 25.0 mA Reference Voltage VREF No Signal 4.0 4.5 5.0 V Maximum Input Voltage VIM VOL=-20dB, THD=3% 2.8 3.0 - Vrms - 2.5 - Vrms - 2.5 - Vrms - -2.0 - dB Maximum Output Voltage1 VOM1 Maximum Output Voltage2 VOM2 OUTPUT VOL=0dB, THD=1% LINEOUT VOL=0dB, THD=1% MON OUT Gain GVMON MON OUT LINEOUT Gain GVLINE LINEOUT, VOL=0dB 2.5 4.5 6.5 dB Maximum Gain GVMAX VOL=0dB -2.0 0.0 2.0 dB GVMIN VOL=Mute, Vin=1Vrms BW=400Hz to 30kHz - - -70 dB VOL=0dB -1.5 0.0 1.5 dB Minimum Gain Channel Balance GCB Balance Boost A BABST CHS="0",BAL="11111" -2.0 0.0 2.0 dB Balance Cut A BACUT CHS="1",BAL="11111" Vin = 1Vrms BW=400Hz to 30kHz - - -70 dB Balance Boost B BBBST CHS="1",BAL="11111" -2.0 0.0 2.0 dB - - -70 dB - - 0.5 % - - -70 dB - - -70 dB - -90 (31.6) -106 (5.0) -85 (56.2) -101 (8.9) -85 (56.2) -96 (15.8) -80 (100) -91 (28.2) dBV (Vrms) dBV (Vrms) dBV (Vrms) dBV (Vrms) Balance Cut B BBCUT Total Harmonic Distortion THD Input Selector Cross Talk CT Channel Separation CS Output Noise 1 VNO1 Output Noise 2 VNO2 Output Noise 3 VNO3 Output Noise 4 VNO4 CHS="0",BAL="11111" Vin = 1Vrms BW=400Hz to 30kHz Vo=0.5Vrms BW=400Hz to 30kHz Vin=1Vrms BW=400Hz to 30kHz Vin=1Vrms BW=400Hz to 30kHz VOL=0dB BW=400Hz to 30kHz VOL=Mute BW=400Hz to 30kHz LINEOUT, VOL=0dB BW=400Hz to 30kHz LINEOUT, VOL=Mute BW=400Hz to 30kHz -3- NJW1142 + ELECTRICAL CHARACTERISTICS ( Ta=25C, V =9V, Rg=600, RL=47k, Vin=100mVrms/1kHz) TONE CONTROL (Tone Control-ON) PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT High Frequency Boost HFBST TREBLE=+15dB, f=10kHz 12.5 15.0 17.5 dB High Frequency Flat HFFLT TRBE=0dB, f=10kHz -2.0 0.0 2.0 dB High Frequency Cut HFCUT TREBLE=-15dB, f=10kHz -17.5 -15.0 -12.5 dB Low Frequency Boost LFBST BASS=+15dB, f=100Hz 12.5 15.0 17.5 dB Low Frequency Flat LFFLT BASS=0dB, f=100Hz -2.0 0.0 2.0 dB Low Frequency Cut LFCUT BASS=-15dB, f=100Hz -17.5 -15.0 -12.5 dB MIN. TYP. MAX. UNIT 2.0 3.0 4.0 dB -2.0 0.0 2.0 dB -4.0 -3.0 -2.0 dB 2.0 3.0 4.0 dB -2.0 0.0 2.0 dB -4.0 -3.0 -2.0 dB MIN. TYP. MAX. UNIT SUB-TONE CONTROL (Sub-Tone Control-ON) PARAMETER SYMBOL High Frequency Boost SHFBST High Frequency Flat SHFFLT High Frequency Cut SHFCUT Low Frequency Boost SLFBST Low Frequency Flat SLFFLT Low Frequency Cut SLFCUT AGC TEST CONDITION SUB-TREBLE=+3dB, f=10kHz SUB-TREBLE=0dB, f=10kHz SUB-TREBLE=-3dB, f=10kHz SUB-BASS=+3dB, f=100Hz SUB-BASS=0dB, f=100Hz SUB-BASS=-3dB, f=100Hz (AGC-ON) PARAMETER SYMBOL TEST CONDITION AGC BOOST AGCBST Vin=50mVrms 1.5 3.5 5.5 dB AGC FLAT 1 AGCFLT1 Vin=300mVrms -2.5 0.0 2.5 dB AGC FLAT 2 AGCFLT2 Vin=400mVrms -2.5 0.0 2.5 dB AGC FLAT 3 AGCFLT3 Vin=500mVrms -2.5 0.0 2.5 dB AGC FLAT 4 AGCFLT4 Vin=600mVrms -2.5 0.0 2.5 dB AGC CUT AGCCUT Vin=2Vrms -14 -10 -6.0 dB MIN. TYP. MAX. UNIT SURROUND (SURROUND-ON) PARAMETER SYMBOL TEST CONDITION Simulated Stereo A SRSIMA Ain+Bin Aout, f=1kHz 1.0 3.0 5.0 dB Simulated Stereo B SRSIMB Ain+Bin Bout, f=1kHz 1.0 3.0 5.0 dB Surround 3D1 SR3D1 Ain Aout, f=100Hz 8.0 10.0 12.0 dB Surround 3D2 SR3D2 Ain Aout, f=10kHz -2.0 0.0 2.0 dB Surround 3D3 SR3D3 Ain Bout, f=100Hz 4.5 6.5 8.5 dB -4- NJW1142 2 I C BUS BLOCK CHARACTERISTICS (SDA,SCL) PARAMETER SYMBOL MIN. TYP. MAX. UNIT High Level Input Voltage VIH 3.0 - 5.0 V Low Level Input Voltage VIL 0 - 1.5 V High Level Input Current IIH - - 10 A Low Level Input Current IIL - - 10 A Low Level Output Voltage (3mA at SDA pin) VOL 0 - 0.4 V Maximum Output Current IOL -3.0 - - mA Maximum Clock Frequency fSCL - - 100 kHz Data Change Minimum Waiting Time tBUF 4.7 - - s tHD:STA 4.0 - - s Low Level Clock Pulse Width tLOW 4.7 - - s High Level Clock Pulse Width tHIGH 4.0 - - s Minimum Start Preparation Waiting Time tSU:STA 4.7 - - s Minimum Data Hold Time tHD:DAT 5.0 - - s Minimum Data Preparation Time tSU:DAT 250 - - ns Rise Time tR - - 1.0 s Fall Time tF - - 300 ns tSU:STO 4.0 - - s Data Transfer Start Minimum Waiting Time Minimum Stop Preparation Waiting Time 2 I C BUS Load Condition: Pull up resistance 4k (Connected to +5V) Load capacitance 200pF (Connected to GND) SDA tBUF tR tF tHD:STA SCL tHD:STA tLOW P S tHD:DAT tHIGH tSU:STA tSU:DAT tSU:STO Sr P -5- NJW1142 !TERMINAL DESCRIPTION No. SYMBOL FUNCTION 1 2 3 4 27 28 29 30 IN1a IN2a IN3a IN4a IN4b IN3b IN2b IN1b Ach Input 1 Ach Input 2 Ach Input 3 Ach Input 4 Bch Input 4 Bch Input 3 Bch Input 2 Bch Input 1 5 9 10 21 22 26 MONa LINEa OUTa OUTb LINEb MONb Ach Monitor Output (-2dB) Ach LINE Output (4.5dB) Ach Output (0dB) Bch Output (0dB) Bch LINE Output (4.5dB) Bch Monitor Output (-2dB) 6 SR FIL Surround Filter EQUIVALENT CIRCUIT VOLTAGE 20k V+/2 80k FB V+/2 50 FB V+/2 8k (eala) 24k (sim) 7 24 TONE-Ha TONE-Hb Ach Treble Filter Bch Treble Filter FB 20k V+/2 12k 8 23 -6- TONE-La TONE-Lb Ach Bass Filter Bch Bass Filter FB 12k V+/2 NJW1142 !TERMINAL DESCRIPTION No. SYMBOL FUNCTION 20 AGC AGC Filter EQUIVALENT CIRCUIT VOLTAGE 12k 0.6V 400 400 11 12 CVa CVb Pop Noise Reduction for Ach Volume & Balance Pop Noise Reduction for Bch Volume & Balance 8k V+/2 - 0.7V VREG 5V 13 14 SDA SCL 4k 2 SDA Data Input (I C BUS) 2 SCL Clock Input (I C BUS) - 8k SCL:GND SDA:ACK 15 GND GND Terminal 0V 16 V+ Power Supply Terminal V+ 200k 17 Vref Reference Voltage V+/2 -7- NJW1142 !TERMINAL DESCRIPTION No. SYMBOL FUNCTION 18 19 CTL CTH Pop Noise reduction for Bass Control Pop Noise reduction for Treble Control 25 CSR Pop Noise Reduction for Surround Control EQUIVALENT CIRCUIT V+/2 - 0.7V 36k 0.6V 32k -8- VOLTAGE NJW1142 APPLICATION CIRCUIT 0.1F + 0.1F + 0.1F + 0.1F + 1 IN1a IN1b 30 2 IN2a IN2b 29 3 IN3a IN3b 28 4 IN4a IN4b 27 5 MONa MONb 26 6 SS FIL CSR 25 7 TONE -Ha TONE -Hb 24 8 TONE -La TONE -Lb 23 9 LINEa LINEb 22 10 OUTa OUTb 11 CVa AGC 20 12 CVb CTH 19 13 SDA CTL 18 14 SCL Vref 17 15 GND V+ 16 4.7F + 22nF 0.1F + 0.1F + 0.1F + 0.1F + 4.7F + 1 F 2.2nF 2.2nF 100nF 4.7F + 4.7F + 1F + 1F + 21 100nF 4.7 F + 4.7 F + 0.33 F 1 F + 1 F + 1F + + 22 F (NOTE) 2 1. Separate the I C bus line from the following terminals for avoiding digital noise problem. Pin No. 6 7 Symbol SS FIL TONE-Ha Pin No. 8 23 Symbol TONE-La TONE-Lb Pin No. 24 - Symbol TONE-Hb - -9- NJW1142 2 DEFINITION OF I C REGISTER 2 I C BUS FORMAT MSB S LSB Slave Address 1bit 8bit MSB LSB A Select Address 1bit 8bit MSB A 1bit LSB Data A P 8bit 1bit 1bit S: Starting Term A: Acknowledge Bit P: Ending Term SLAVE ADDRESS MSB LSB 1 0 0 0 0 0 1 R/W R/W=0: Write mode for register setting R/W=1: Not available CONTROL REGISTER TABLE The select address sets each function (Volume, Balance, AGC, Surround, Tone Control, AUX). The auto increment function cycles the select address as follows. 00H01H02H03H04H05H00H Select Address BIT D7 D6 D5 D4 00H D3 D2 D1 D0 SUR1 SUR0 VOL 01H CHS 02H BCB BASS BCSB SUB-BASS 03H BCT TREB BCST SUB-TREB BAL 04H 05H Don't Care OUT SEL AGC1 AGC0 AGC Don't Care CONTROL REGISTER DEFAULT VALUE Control register default value is all "0". Select Address BIT D7 D6 D5 D4 D3 D2 D1 D0 00H 0 0 0 0 0 0 0 0 01H 0 0 0 0 0 0 0 0 02H 0 0 0 0 0 0 0 0 03H 0 0 0 0 0 0 0 0 04H 0 0 0 0 0 0 0 0 05H 0 0 0 0 0 0 0 0 - 10 - NJW1142 2 I C CONTROL COMMAND DESCRIPTION MASTER VOLUME CONTROL Select Address BIT D7 D6 D4 D5 D3 00H D2 D1 D0 VOL The volume control for both Ach and Bch (0.33dB/step). The volume is consisted of volume1 and volume2 and the level is divided into half to each volume1 and volume2. BALANCE, AGC AND SURROUND SETTING BIT Select Address D7 01H CHS D6 D4 D5 D3 D2 BAL D1 D0 SR1 SR0 *CHS: Channel select for balance control "0": Ach "Bch is attenuated" "1": Bch "Ach is attenuated" *BAL: Balance control for both Ach and Bch (1dB/Step) The balance is consisted of volume1 and volume2 and the level is divided into half to each volume1 and volume2. *"SR1", "SR0": Surround Mode select Surround Mode SR1 (D1) SR0 (D0) Surround Off (Bypass) 0 0 Simulated Stereo 0 1 eala effect large 1 0 eala effect small 1 1 TONE CONTROL BASS SETTING BIT Select Address D7 02H BCB D6 D4 D5 BASS D3 D2 BCSB D1 D0 SUB-BASS *BCB: Boost cut select for Bass control "0": Cut "1": Boost *BASS: BASS control Cut Level: -15dB to 0dB (1dB/Step) Boost Level: 0dB to +15dB (1dB/Step) *BCSB: Boost cut select for SUB-BASS control "0": Cut "1": Boost *SUB-BASS: SUB- BASS control (1dB/Step) Sub-Cut Level: -3dB to 0dB (1dB/Step) Sub-Boost Level: 0dB to +3dB (1dB/Step) - 11 - NJW1142 TONE CONTROL TREBLE SETTING BIT Select Address D7 03H BCT D6 D4 D5 D3 TREB D2 BCST D1 D0 SUB-TREB *BCT: Boost cut select for Treble control "0": Cut "1": Boost *TREB: Treble control (1dB/step) Cut Level: -15dB to 0dB (1dB/Step) Boost Level: 0dB to +15dB (1dB/Step) *BCST: Boost cut select for Sub-Treble control "0": Cut "1": Boost *SUB-TREB: Sub-Treble control (1dB/step) Sub-Cut Level: -3dB to 0dB (1dB/Step) Sub-Boost Level: 0dB to +3dB (1dB/Step) OUTPUT AND AUXILIARY SETTING BIT Select Address D7 05H OUT D6 D4 D5 SEL D3 D2 D1 D0 AGC1 AGC0 AGC Don't Care *OUT: ON/OFF Switch for OUTPUT "0": OFF (MUTE) "1": ON *SEL: Input Selector Input Select IN1a and IN1b IN2a and IN2b IN3a and IN3b IN4a and IN4b D6 0 0 1 1 SEL D5 1 1 0 0 D4 0 1 0 1 AGC1 (D3) 0 0 1 1 AGC0 (D2) 0 1 0 1 AGC (D1) 1 1 1 1 0 * AGC1: AGC Level Setting AGC Level 300mVrms 400mVrms 500mVrms 600mVrms AGC Off Don't Care - 12 - NJW1142 !MASTER VOLUME (Select Address: 00H) VOL Gain (dB) HEX D7 D6 D5 D4 D3 D2 D1 D0 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 -12 -13 -14 -15 -16 -17 -18 -19 -20 -21 -22 -23 -24 -25 -26 -27 -28 -29 -30 -31 -32 -33 -34 -35 -36 -37 -38 -39 -40 -41 -42 FF FC F9 F6 F3 F0 ED EA E7 E4 E1 DE DB D8 D5 D2 CF CC C9 C6 C3 C0 BD BA B7 B4 B1 AE AB A8 A5 A2 9F 9C 99 96 93 90 8D 8A 87 84 81 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 1 1 1 0 0 0 1 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 0 0 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 - 13 - NJW1142 !MASTER VOLUME (Cont'd) VOL Gain (dB) HEX D7 D6 D5 D4 D3 D2 D1 D0 -43 -44 -45 -46 -47 -48 -49 -50 -51 -52 -53 -54 -55 -56 -57 -58 -59 -60 -61 -62 -63 -64 -65 -66 -67 -68 -69 -70 -71 -72 -73 -74 -75 -76 -77 -78 -79 -80 -81 -82 -83 -84 Mute 7E 7B 78 75 72 6F 6C 69 66 63 60 5D 5A 57 54 51 4E 4B 48 45 42 3F 3C 39 36 33 30 2D 2A 27 24 21 1E 1B 18 15 12 0F 0C 09 06 03 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 - 14 - NJW1142 !BALANCE (Select Address: 01H) Channel Select (CHS) D7 Ach (Bch is attenuated) 0 Bch (Ach is attenuated) 1 BAL Gain (dB) D6 D5 D4 D3 D2 0 0 0 0 0 0 -1 0 0 0 0 1 -2 0 0 0 1 0 -3 0 0 0 1 1 -4 0 0 1 0 0 -5 0 0 1 0 1 -6 0 0 1 1 0 -7 0 0 1 1 1 -8 0 1 0 0 0 -9 0 1 0 0 1 -10 0 1 0 1 0 -11 0 1 0 1 1 -12 0 1 1 0 0 -13 0 1 1 0 1 -14 0 1 1 1 0 -15 0 1 1 1 1 -16 1 0 0 0 0 -17 1 0 0 0 1 -18 1 0 0 1 0 -19 1 0 0 1 1 -20 1 0 1 0 0 -21 1 0 1 0 1 -22 1 0 1 1 0 -23 1 0 1 1 1 -24 1 1 0 0 0 -25 1 1 0 0 1 -26 1 1 0 1 0 -27 1 1 0 1 1 -28 1 1 1 0 0 -29 1 1 1 0 1 -30 1 1 1 1 0 Mute 1 1 1 1 1 - 15 - NJW1142 !TONE CONTROL BASS (Select Address: 02H) Bass Cut or Boost BCB D7 Cut 0 Boost 1 BASS Cut Gain (dB) Boost Gain (dB) D6 D5 D4 D3 -15 15 1 1 1 1 -14 14 1 1 1 0 -13 13 1 1 0 1 -12 12 1 1 0 0 -11 11 1 0 1 1 -10 10 1 0 1 0 -9 9 1 0 0 1 -8 8 1 0 0 0 -7 7 0 1 1 1 -6 6 0 1 1 0 -5 5 0 1 0 1 -4 4 0 1 0 0 -3 3 0 0 1 1 -2 2 0 0 1 0 -1 1 0 0 0 1 0 0 0 0 0 0 !TONE CONTROL SUB-BASS (Select Address: 02H) Sub-Bass Cut or Boost BCSB D2 Cut 0 Boost 1 SUB-BASS Cut Gain (dB) Boost Gain (dB) D1 D0 -3 3 1 1 -2 2 1 0 -1 1 0 1 0 0 0 0 - 16 - NJW1142 !TONE CONTROL TREBLE (Select Address: 03H) Treble Cut or Boost BCT D7 Cut 0 Boost 1 TREB Cut Gain (dB) Boost Gain (dB) D6 D5 D4 D3 -15 15 1 1 1 1 -14 14 1 1 1 0 -13 13 1 1 0 1 -12 12 1 1 0 0 -11 11 1 0 1 1 -10 10 1 0 1 0 -9 9 1 0 0 1 -8 8 1 0 0 0 -7 7 0 1 1 1 -6 6 0 1 1 0 -5 5 0 1 0 1 -4 4 0 1 0 0 -3 3 0 0 1 1 -2 2 0 0 1 0 -1 1 0 0 0 1 0 0 0 0 0 0 !TONE CONTROL SUB-TREBLE (Select Address: 03H) Sub-Treble Cut or Boost BCST D2 Cut 0 Boost 1 SUB-TREB Cut Gain (dB) Boost Gain (dB) D1 D1 -3 3 1 1 -2 2 1 0 -1 1 0 1 0 0 0 0 - 17 - NJW1142 !TYPICAL CHARACTERISTICS S upply Current vs Supply Voltage Supply Current vs T emparature Ta=25o C V+=9V 10 10 9 Supply C urrent [mA] Supply C urrent [mA] 8 6 4 2 8 7 6 5 0 4 0 2 4 6 8 10 0 12 G ain vs Balance Control V +=9V, Vin=1V rms, f=1k Hz, R g=600 0 0 -20 -20 o 75,25,-20 C Gain [d B] Gain [dB] V+=9V, Vin(Ach)=1Vrms,f=1kHz, OUTPUT,Rg=600 -60 100 Temparature [ C] Gain vs Volume Control -40 50 o Supply Voltage [V] -40 Vo(Bch ) -60 75, 25, -20o C Vo(Ach ) 75, 25, -20o C -80 -80 -100 0 -10 -20 -30 -40 -50 -60 -70 -80 MUTE -100 M U TE -30 -30 -20 -2 0 -10-1 0 0 0 Volume Control [dB] 20-20 30-30 Balanc e Control [d B] Output Noise vs Volume Control Output Noise vs Temperature V+=9V, OUTPUT,BW=400-30kHz V+=9V, Rg=600, BW=400Hz-30kHz Rg=600, Ta=25oC -60 10 -10 -40 Output Noise [dBV] -70 Gain [dB] -80 -90 -100 -60 Vol=0dB -80 -100 -110 Vol=MUTE -120 0 -10 -20 -30 -40 -50 -60 -70 -80 MUTE Volume Control [dB] - 18 - -120 0 50 Temparature [oC] 100 MUTE NJW1142 !TYPICAL CHARACTERISTICS THD+N vs Input Voltage THD+N vs Input Voltage V+=9V, Vin(Ach), f=1kHz, Vo(Ach)OUTPUT V+=9V, Vin(Ach), f=1kHz, Vo(Ach)OUTPUT Rg=600, BW=400Hz-30kHz, Vol=-20dB 100 Rg=600, BW=400Hz-30kHz, Ta=25oC 100 10 -30dB THD+N [ % ] THD+N [ % ] 10 1 0.1 1 0.1 -20dB -10dB 0.01 0.01 75oC 0dB 0.1 0.01 0.01 1 Input Voltage [Vrms] THD+N vs Output Voltage 1 THD+N vs Output Voltage V+=9V, Vin(Ach), f=1kHz, Vo(Ach)OUTPUT Rg=600, BW=400Hz-30kHz, Vol=0dB BW=400Hz-30kHz, Rg=600, Ta=25oC 100 100 10 THD+N [ % ] 10 THD+N [ % ] 0.1 Input Voltage [Vrms] V+=9V, Vin(Ach), f=1kHz, Vo(Ach)OUTPUT -30dB 1 0.1 -20oC 1 25oC 0.1 -20dB 0.01 0.01 -10dB 0.1 75oC 0dB 0.01 0.01 1 0.1 1 Output Voltage [Vrms] Output Voltage [Vrms] MUT E Level vs Frequency Ch annel Separation vs Frequen cy V+=9V , Vin=1Vrms, f=1kHz, Vo=OUTP U T V+=9V, Vin(Ach)=1Vrms, Vol=MUTE Rg=600 , Vol=0 dB, Ta=25o C Vo(Ach)O U TPUT, Rg=600 , Ta=25oC 120 100 Channel Sep aration [d B] 100 MUTE Level [d B] 25oC -20oC 80 60 40 20 80 60 Vin(Ach)-V o(Bch ) Vin(Bch)-V o(Ach ) 40 20 0 0 100 1000 Frequency [Hz] 4 10 100 1000 4 10 Freqency [H z] - 19 - NJW1142 !TYPICAL CHARACTERISTICS AG C C ontrol Gain vs Frequency (TONE) 20 V+=9V, Vin(Ach)=0.1Vrms,Gv:3dB steps V+=9V, Vin(Ach+Bch), f=1kH z, Vo (Ach)OU TPU T Vo(Ach), Rg=600, Ta=25oC Rg=600 , Ta=25o C 600m V Output Voltage [Vrms] 1 Gain [dB] 10 0 -10 -20 100 0.1 300m V 0.01 OFF 0.001 0.001 4 1000 500m V 400m V 10 0.01 0.1 1 AG C Attack T ime (C:20pin =0.33 F) V+=9V , V in(Ach+Bch)=1Vrms,f=20kH z,Vo (Ach)OU TPU T AGC Recovery T ime (C:20pin =0.33 F) V+=9V, Vin(Ac h+B ch)=1 Vrm s, f=10kH z,Vo (Ach)OUTPUT AGC level= 0.3V,Rg=600 , Ta=25oC 2 AG C level= 0.3V,R g=600 ,Ta=25o C 0.2 1 Output Voltage [V] Output Voltage [V] Frequency [Hz] Input Voltage [Vrms] 0 -1 -2 0.1 0 -0.1 -0.2 0 2 4 6 8 10 0 100 200 Time [ms] 300 400 500 Time [ms] Gain vs Frequency (eala&Simulated) Phase vs Frequency (Simulated) V+=9V, Vin=0.1Vrms,OUTPUT, Rg=600, V+=9V, Vin(A+Bch)=0.1Vrms, Rg=600, 20 Ta=25oC 200 eala AIN-AOUT Ta=25oC BchOUT 150 0 Phase [deg] Gain [dB] 10 Simulated (A+B)IN-AOUT eala AIN-BOUT -10 100 50 AchOUT 0 -50 -20 100 1000 Frequency [Hz] - 20 - 4 10 -100 100 1000 Frequency [Hz] 10 4 NJW1142 NOTE 2 Purchase of I C components of New Japan Radio Co., Ltd or one of its sublicensed Associated Companies 2 2 conveys a license under the Philips I C Patent Rights to use these components in an I C system, provided that 2 the system conforms to the I C Standard Specification as defined by [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. - 21 -