NJW1142A AUDIO PROCESSOR !GENERAL DESCRIPTION ! PACKAGE OUTLINE The NJW1142A 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 NJW1142A 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. NJW1142AV !FEATURES h Operating Voltage 8 to 10V h Internal 4 Input Audio Selectors and Monitor Output hLow Noise VCA hNJRC Surround "eala" hSimulated Stereo 2 hVariable AGC Compression Level via I C (4-levels) hBi-CMOS Technology hPackage Outline SSOP32 !BLOCK DIAGRAM MONa TONE TONE -La -Ha AGC OUTa +4.5dB 0dB IN1a IN2a IN3a IN4a SCL SEL VOL1 SEL TONE VOL2 I2C BUS Interface NJRC Surround "eala" & Sim ulated Stereo AGC VOL1 TONE VOL2 +4.5dB MONb CVA CVB CTH CTL CSR 0dB IN1b IN2b IN3b IN4b SDA TONETONE -Hb -Lb OUTb Bias GND Vcc Vref -1- NJW1142A !PIN CONFIGURATION 1 IN1a IN1b 32 2 IN2a IN2b 31 3 IN3a IN3b 30 4 IN4a IN4b 29 5 MONa 6 SR FIL 7 TONE-Ha TONE-Hb 26 8 TONE-La TONE-Lb 25 9 LINEa LINEb 24 10 OUTa OUTb 23 11 CVa AGC 22 12 CVb CTH 21 13 SDA CTL 20 14 SCL Vref 19 15 GND V+ 16 18 16 NC NC 17 MONb 28 CSR Function 27 No. Symbol Symbol 1 IN1a Ach Input 1 17 2 IN2a Ach Input 2 3 IN3a Ach Input 3 4 IN4a Ach Input 4 20 CTL Pop Noise reduction for Bass Control 5 MONa Ach Monitor Output 21 CTH Pop Noise reduction for Treble Control 6 SR FIL Surround Filter 22 AGC AGC Filter 7 TONE-Ha Ach Treble Filter 23 OUTb Bch Output 8 TONE-La Ach Bass Filter 24 LINEb Bch LINE Output (+4.5dB) 9 LINEa Ach LINE Output (+4.5dB) 25 TONE-Lb Bch Bass Filter 10 OUTa Ach Output 26 TONE-Hb Bch Treble Filter NC No Connect 18 V+ Power Supply Treminal 19 Vref Reference Voltage 11 CVA Pop Noise Reduction for Ach Volume & Balance 27 CSR 12 CVB Pop Noise Reduction for Bch Volume & Balance 28 MONb 2 Function Pop Noise Reduction for Surround Control Bch Monitor Output 13 SDA SDA Data Input (I C BUS) 29 IN4b Bch Input 4 14 SCL SCL Clock Input (I2C BUS) 30 IN3b Bch Input 3 15 GND GND Terminal 31 IN2b Bch Input 2 16 NC No Connect 32 IN1b Bch Input 1 -2- NJW1142A !ABSOLUTE MAXIMUM RATING (Ta=25C) PARAMETER SYMBOL + RATING UNIT 12 800 V Supply Voltage V Power Dissipation PD NOTE: EIA/JEDEC STANDARD Test board (76.2x114.3x1.6mm, 2layer, FR-4) mounting Operating Temperature Range Topr -20 to +75 C Storage Temperature Range Tstg -40 to +125 C mW + !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 Maximum Output Voltage1 VOM1 Maximum Output Voltage2 VOM2 OUTPUT VOL=0dB, THD=1% LINEOUT VOL=0dB, THD=1% MON OUT Gain GVMON MON OUT -1.0 0.0 1.0 dB 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 Minimum Gain GVMIN VOL=Mute, Vin=1Vrms BW=400Hz to 30kHz - - -70 dB VOL=0dB -1.5 0.0 1.5 dB Channel Balance GCB Balance Level A-A BALAA CHS="0",BAL="11111" -2.0 0.0 2.0 dB Balance Level A-B BALAB CHS="1",BAL="11111" Vin = 1Vrms BW=400Hz to 30kHz - - -70 dB Balance Level B-B BALBB CHS="1",BAL="11111" -2.0 0.0 2.0 dB Balance Level B-A BALBA - - -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) 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- NJW1142A + !ELECTRICAL CHARACTERISTICS ( Ta=25C, V =9V, Rg=600, RL=47k, Vin=100mVrms/1kHz) hTONE 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 hAGC (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 hSURROUND (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- NJW1142A 2 ! TIMING ON THE I C BUS (SDA,SCL) SDA tf tr tHD:STA tf tSU:DAT tSP tBUF tr SCL tHD:STA tSU:STA S tLOW tHD:DAT tSU:STO tHIGH Sr P S 2 !CHARACTERISTICS OF I/O STAGES FOR I C BUS (SDA,SCL) 2 I C BUS Load Conditions STANDARD MODE : Pull up resistance 4k (Connected to +5V), Load capacitance 200pF (Connected to GND) FAST MODE : Pull up resistance 4k (Connected to +5V), Load capacitance 50pF (Connected to GND) PARAMETER SYMBOL Standard mode Fast mode MIN. TYP. MAX. MIN. TYP. MAX. UNIT Low Level Input Voltage VIL 0.0 - 1.5 0.0 - 1.5 V High Level Input Voltage VIH 2.7 - 5.0 2.7 - 5.0 V Low level output voltage (3mA at SDA pin) VOL 0 - 0.4 0 - 0.4 V Ii -10 - 10 -10 - 10 A Input current each I/O pin with an input voltage between 0.1VDD and 0.9VDDmax -5- NJW1142A 2 !CHARACTERISTICS OF BUS LINES (SDA,SCL) FOR I C-BUS DEVICES PARAMETER Standard mode SYMBOL Fast mode UNIT MIN. TYP. MAX. MIN. TYP. MAX. fSCL - - 100 - - 400 kHz tHD:STA 4.0 - - 0.6 - - s Low period of the SCL clock tLOW 4.7 - - 1.3 - - s High period of the SCL clock tHIGH 4.0 - - 0.6 - - s tSU:STA 4.7 - - 0.6 - - s tHD:DAT 0 - - 0 - - s tSU:DAT 250 - - 100 - - ns Rise time of both SDA and SCL signals tr - - 1000 - - 300 ns Fall time of both SDA and SCL signals tf - - 300 - - 300 ns tSU:STO 4.0 - - 0.6 - - s Bus free time between a STOP and START condition tBUF 4.7 - - 1.3 - - s Capacitive load for each bus line Cb - - 400 - - 400 pF Noise margin at the Low level VnL 0.5 - - 0.5 - - V Noise margin at the High level VnH 1 - - 1 - - V SCL clock frequency Hold time (repeated) START condition. Set-up time for a repeated START condition Data hold time NOTE) Data set-up time Set-up time for STOP condition Cb ; total capacitance of one bus line in pF. NOTE). Data hold time : tHD:DAT Please hold the Data Hold Time (tHD:DAT) to 300ns or more to avoid status of unstable at SCL falling edge. The SDA block in the NJW1142A 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. TLH RP*CD THL RD*CD (a) Low level ! High level : (b) High level ! Low level : In addition, Schottky barrier diode (SBD) influences a Low level at the Acknowledge. Therefore choose the low forward voltage (Vf) as much as possible. VDD RP RP SCL MASTER SBD SDA RD -6- CD NJW1142A NJW1142A !TERMINAL DESCRIPTION No. SYMBOL FUNCTION 1 2 3 4 29 30 31 32 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 23 24 28 MONa LINEa OUTa OUTb LINEb MONb Ach Monitor Output (0dB) Ach LINE Output (4.5dB) Ach Output (0dB) Bch Output (0dB) Bch LINE Output (4.5dB) Bch Monitor Output (0dB) 6 SR FIL Surround Filter EQUIVALENT CIRCUIT VOLTAGE 20k V+/2 80k FB 50 FB V+/2 V+/2 8k:eala 24k:simlated SR FIL TONE Ha TONE Hb 7 26 TONE-Ha TONE-Hb Ach Treble Filter Bch Treble Filter FB 20k V+/2 12k 8 25 TONE-La TONE-Lb Ach Bass Filter Bch Bass Filter FB 12k V+/2 -7- NJW1142A !TERMINAL DESCRIPTION No. SYMBOL FUNCTION 22 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 13 14 SDA SCL SDA Data Input (I C BUS) 2 SCL Clock Input (I C BUS) 15 GND GND Terminal 0V 18 V+ Power Supply Terminal V+ 2 8k V+/2 - 0.7V SDA SCL 4k - 212k VREFIN 19 Vref Reference Voltage 212k 212k -8- V+/2 NJW1142A !TERMINAL DESCRIPTION No. SYMBOL FUNCTION 20 21 CTL CTH Pop Noise reduction for Bass Control Pop Noise reduction for Treble Control EQUIVALENT CIRCUIT VOLTAGE V+/2 - 0.7V 36k CSR 27 CSR Pop Noise Reduction for Surround Control 0.6V 32k -9- NJW1142A !APPLICATION CIRCUIT 0.1F + 0.1F + 0.1F + 0.1F + 4.7F + 22nF 2.2nF 100nF 4.7F + 4.7F + 1F + 1F + 1 IN1a IN1b 32 2 IN2a IN2b 31 3 IN3a IN3b 30 4 IN4a IN4b 29 5 MONa MONb 28 6 SR FIL CSR 27 7 TONE -Ha TONE -Hb 26 8 TONE -La TONE -Lb 25 9 LINEa LINEb 24 10 OUTa OUTb 11 CVa AGC 22 12 CVb CTH 21 13 SDA CTL 20 14 SCL Vref 19 15 GND V+ 16 18 16 NC NC 17 16 23 0.1F + 0.1F + 0.1F + 0.1F + 4.7F + 1 F 2.2nF 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 - 10 - Symbol SS FIL TONE-Ha Pin No. 8 25 Symbol TONE-La TONE-Lb Pin No. 26 - Symbol TONE-Hb - NJW1142A 2 !DEFINITION OF I C REGISTER I C BUS FORMAT 2 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 - 11 - NJW1142A 2 I C CONTROL COMMAND DESCRIPTION hMASTER 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. hBALANCE, 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 hTONE CONTROL BASS SETTING BIT Select Address D7 02H BCB D6 D4 D5 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) - 12 - D3 D2 BCSB D1 D0 SUB-BASS NJW1142A hTONE 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) hOUTPUT 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 AGC Flat 1 (300mVrms) AGC Flat 2 (400mVrms) AGC Flat 3 (500mVrms) AGC Flat 4 (600mVrms) AGC Off Don't Care - 13 - NJW1142A !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 - 14 - NJW1142A !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 - 15 - NJW1142A !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 - 16 - -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 NJW1142A !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 - 17 - NJW1142A !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 - 18 - NJW1142A !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 0 8 7 6 5 0 2 4 6 8 10 4 12 0 G ain vs Balance Control V+=9V, Vin(Ach)=1Vrms,f=1kHz, OUTPUT,Rg=600 V +=9V, Vin=1V rms, f=1k Hz, R g=600 0 -20 -40 -60 o 75,25,-20 C Gain [d B] Gain [dB] -20 -40 Vo(Bch ) -60 75, 25, -20o C Vo(Ach ) 75, 25, -20o C -80 -80 -100 100 Temparature [ C] Gain vs Volume Control 0 50 o Supply Voltage [V] 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 MUTE 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] -120 0 50 100 Temparature [oC] - 19 - NJW1142A !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 THD+N vs Output Voltage 100 10 -30dB THD+N [ % ] THD+N [ % ] 10 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 Vo(Ach)O U TPUT, Rg=600 , Ta=25oC 120 100 Channel Sep aration [d B] 100 MUTE Level [d B] 1 V+=9V, Vin(Ach), f=1kHz, Vo(Ach)OUTPUT Rg=600, BW=400Hz-30kHz, Vol=0dB BW=400Hz-30kHz, Rg=600, Ta=25oC 100 80 60 40 20 100 1000 Frequency [Hz] - 20 - 0.1 Input Voltage [Vrms] V+=9V, Vin(Ach), f=1kHz, Vo(Ach)OUTPUT 0 25oC -20oC 4 10 Rg=600 , Vol=0 dB, Ta=25o C 80 60 Vin(Ach)-V o(Bch ) Vin(Bch)-V o(Ach ) 40 20 0 100 1000 Freqency [H z] 4 10 NJW1142A !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 2 4 6 8 0.1 0 -0.1 -0.2 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] 4 10 -100 100 1000 10 4 Frequency [Hz] - 21 - NJW1142A [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. - 22 - Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: NJR: NJW1142M-TE2 NJW1142AV-TE1 NJW1142AV-TE2 NJW1142L NJW1142BM-TE2