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PRELIMINARY
NJW1146
Audio Processor with BBE
s GENERAL DESCRIPTION NJW1146 is an audio processor with BBE, which also includes Master volume, Balance, Tone Control, eala(original surround), Mute, and Output 2 filter amplifier. All of internal status and variables are controlled by I C BUS. s FEATURES q Operating Voltage 2 q I C Bus interface q BBE q eala & simulated stereo q Master Volume q Balance qTone Control q Bi-CMOS q Package Outline 8 to 10 V 0 to +15dB(0.5dB/step) 0 to -80dB, MUTE(0.33dB/step) 0 to -30dB, MUTE(1dB/step) -15 to +15dB(0.5dB/step) SDMP30 s PACKAGE OUTLINE
NJW1146M
s BLOCK DIAGRAM
TONE-Ha TONE-La
BBE-Ha BBE-La
eala Fil
OUTa
LFINa LFOUTa
AGC
SCL SDA
Ina
AGC
Vol1
BBE
Tone
Vol2
Buffer
CBH CBL CVA CVB CTH CTL CSR
Inb
Vol1
BBE
Tone
Vol2
Buffer
I2C Bus Interface
eala
Bias
V+ GND
TONE-Hb
TONE-Lb
BBE-Hb BBE-Lb
LFOUTb
OUTb
LFINb
Vref
-1-
NJW1146
s PIN FUNCTION
PRELIMINARY
30
16
1
15
No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
SYMBOL INa ealaFil BBE1a BBE2a TONE-Ha TONE-La OUTa LFINa LFOUTa AGC CVA CVB SDA SCL GND
FUNCTION
A ch Input eala Filter Capacitor Ach BBE High-Pass Filter Capacitor Ach BBE Low-Pass Filter Capacitor Ach TONE Treble Filter Capacitor Ach TONE Bass Filter Capacitor Ach Output Buffer Input for Ach Low Pass Filter Buffer Output for Ach Low Pass Filter AGC Smoothing Filter Capacitor
Ach Volume switching noise rejection Capacitor Bch Volume switching noise rejection Capacitor
I2C Data Input I2C Clock Input Ground
No. 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
SYMBOL V+ VREF CTL CTH CBL CBH LFOUTb LFINb OUTb TONE-Lb TONE-Hb BBE2b BBE1b CSR INb
FUNCTION
Power Supply Reference Voltage stabilizing Capacitor
Tone Control Bass switching noise rejection Capacitor Tone Control Treble switching noise rejection Capacitor
BBE Low switching noise rejection Capacitor BBE High switching noise rejection Capacitor
Buffer Output for Bch Low Pass Filter Buffer Input for Bch Low Pass Filter Bch Output Bch TONE Bass Filter Capacitor Bch TONE Treble Filter Capacitor Bch BBE Low-Pass Filter Capacitor Bch BBE High-Pass Filter Capacitor
eala switching noise rejection Capacitor
B ch Input
-2-
PRELIMINARY
NJW1146
s ABSOLUTE MAXIMUM RATING (Ta=25C) PARAMETER SYMBOL Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range s ELECTRICAL CHARACTERISTICS PARAMETER Operating Voltage Supply Current Reference Voltage Maximum Input Voltage Maximum Output Voltage Channel Balance Balance Boost A Balance Cut A Balance Boost B Balance Cut B Total Harmonic Distortion Maximum Voltage Gain Minimum Voltage Gain Channel Separation Output Noise 1 Output Noise 2 V
+
RATING 12 700 -20 to +75 -40 to +125
+
UNIT V mW C C
PD Topr Tstg
MODE ; VOL=0dB, BAL=0dB, AGC=OFF, BBE=OFF, Tone=0dB, eala=By-Pass)
(Ta=25C, V =9V, RL=47k, Vin=100mVrms/1kHz TEST CONDITION No Signal No Signal VOL=-20dB,THD=10% OUTPUT VOL=0dB,THD=1% VOL=0dB CHS="0",BAL=Mute CHS="1",BAL=Mute Vin = 1Vrms CHS="1",BAL=Mute CHS="0",BAL=Mute Vin = 1Vrms Vo=0.5Vrms BW=400Hz to 30kHz VOL= 0dB VOL= Mute Vin = 1Vrms VOL = 0dB BW=400Hz to 30kHz VOL = Mute BW = 400Hz to 30kHz
+
SYMBOL V
+
MIN. 8.0 4.0 2.8 -1.5 -2.0 -2.0 -2.0 -
TYP. 9.0 25 4.5 3.0 2.5 0.0 0.0 0.0 0.0 -90 (31.6) -106 (5.0)
MAX. 10.0 35 5.0 1.5 2.0 -70 2.0 -70 0.5 2.0 -70 -70 -85 (56.2) -96 (15.8)
UNIT V mA V Vrms Vrms dB dB dB dB dB % dB dB dB dBV (Vrms) dBV (Vrms)
ICC VREF VIM VOM GCB GBBA GBCA GBBB GBCB THD GVMAX GVMIN CS VNO1 VNO2
BW : Band Width xTONE CONTROL CHARACTERISTICS PARAMETER Treble Boost Gain Treble Boost Flat Treble Boost Cut Bass Boost Gain Bass Boost Flat Bass Boost Cut SYMBOL GHFBST GHFFLT GHFCUT GLFBST GLFFLT GLFCUT
MODE ; VOL=0dB, BAL=0dB, AGC=OFF, BBE=OFF, eala=By-Pass)
(Ta=25C, V =9V, RL=47k, Vin=100mVrms/1kHz TEST CONDITION TREB=+15dB, f=10kHz TREB=0dB,f=10kHz TRBE=-15dB, f=10kHz BASS=+15dB, f=100Hz BASS=0dB, f=100Hz BASS=-15dB, f=100Hz MIN. 12.5 -2.0 -17.5 12.5 -2.0 -17.5 TYP. 15.0 0.0 -15.0 15.0 0.0 -15.0 MAX. 17.5 2.0 -12.5 17.5 2.0 -12.5 UNIT dB dB dB dB dB dB
-3-
NJW1146
xAGC CHARACTERISTICS PARAMETER AGC Boost AGC Flat 1 AGC Flat 2 AGC Flat 3 AGC Flat 4 AGC Cut xBBE CHARACTERISTICS PARAMETER Low Boost Gain High Boost Gain xeala CHARACTERISTICS PARAMETER Simulated Stereo A Simulated Stereo B Surround 3D1 Surround 3D2 Surround 3D3 Surround 3D4
2 +
PRELIMINARY
(Ta=25C, V =9V, RL=47k SYMBOL GAGCBST GAGCFLT1 GAGCFLT2 GAGCFLT3 GAGCFLT4 GAGCCUT
+
MODE ; VOL=0dB, BAL=0dB, AGC=ON, BBE=OFF, Tone=0dB, eala=By-Pass)
TEST CONDITION Vin=50mVrms, f=1kHz Vin=300mVrms, f=1kHz Vin=400mVrms, f=1kHz Vin=500mVrms, f=1kHz Vin=600mVrms, f=1kHz Vin=2Vrms, f=1kHz
MIN. 1.5 -2.5 -2.5 -2.5 -2.5 -14
TYP. 3.5 0.0 0.0 0.0 0.0 -10
MAX. 5.5 2.5 2.5 2.5 2.5 -6.0
UNIT dB dB dB dB dB dB
MODE ; VOL=0dB, BAL=0dB, AGC=OFF, Tone=0dB, eala=By-Pass)
(Ta=25C, V =9V, RL=47k, Vin=100mVrms/1kHz SYMBOL GBBELOW GBBEHIGH
+
TEST CONDITION
BBE-LOW =+15dB, f=50Hz BBE-HIGH =+15dB, f=10kHz
MIN. 12.5 12.5
TYP. 15 15
MAX. 17.5 17.5
UNIT dB dB
MODE ; VOL=0dB, BAL=0dB, AGC=OFF, BBE=0dB, Tone=0dB)
(Ta=25C, V =9V, RL=47k, Vin=100mVrms/1kHz SYMBOL GSIMA GSIMB G3D1 G3D2 G3D3 G3D4 TEST CONDITION
LIN+RINOUTa, f=1KHz, SIM LIN+RINOUTb, f=1KHz, SIM
LINOUTa, f=100Hz, SR2 LINOUTa, f=10KHz, SR2 LINOUTb, f=100Hz, SR2 LINOUTa, f=100Hz, SR1
MIN. 1.0 1.0 5.5 -2.0 0.5 3.5
TYP. 3.0 3.0 7.5 0.0 2.5 5.5
MAX. 5.0 5.0 9.5 2.0 4.5 7.5
UNIT dB dB dB dB dB dB
s I C BUS CHARACTERISTICS (SDA, SCL)
I C BUS Load Conditions: Pull up resistance 4k(Connected to +5V), Load capacitance 200pF (Connected to GND)
2
PARAMETER High Level Input Voltage Low Level Input Voltage High Level Input Current Low Level Input Current Low Level Output Voltage (3mA at SDA pin) Maximum Output Current Maximum Clock Frequency Data Change Minimum Waiting Time Data Transfer Start Minimum Waiting Time Low Level Clock Pulse Width High Level Clock Pulse Width Minimum Start Preparation Waiting Time Minimum Data Hold Time Minimum Data Preparation Time Rise Time Fall Time Minimum Stop Preparation Waiting Time
SYMBOL VIH VIL IIH IIL VOL IOL fSCL tBUF tHD:STA tLOW THIGH tSU:STA tHD:DAT tSU:DAT tR tF tSU:STO
MIN. 3.0 0 0 -3.0 0 4.7 4.0 4.7 4.0 4.7 5.0 250 4.7
TYP. -
MAX. 5.0 1.5 10 10 0.4 100 1.0 300 -
UNIT V V A A V mA kHz s s s s s s ns s ns s
-4-
PRELIMINARY
NJW1146
SDA
tBU
tR
tF
tHD:ST
SCL
tHD:ST P S
tLOW
tHD:DA
tHIGH
tSU:DA Sr
tSU:ST
tSU:ST P
-5-
NJW1146
PRELIMINARY
s APPLICATION CIRCUIT 1 (Bi-Amp outputs)
0.22F
1 2 3 4 5 6 7 8
INa
INb
30 29 28
0.22F
22nF
ealaFil
CSR
+ 3.3nF
1F
3.3nF
BBE1a
BBE1b
33nF
33nF BBE2a BBE2b
27
2.2nF
2.2nF
TONE-Ha
TONE-Hb
26
100nF
100nF 4.7F +
TONE-La
TONE-Lb
25 24 23 22 21 20 19 18 17 16
+ 100F + 1F + 4.7F 4.7F +
OUTa
OUTb
NJW1146
LFINa LFINb LFOUTa LFOUTb
+ 4.7F
9 10
330nF + 1F + 1F
AGC
CBH
11 12 13
CVA
CBL
+ 1F
CVB
CTH
+ 1F
SDA
CTL
+ 1F
3.9k
14
3.9 k
SCL
VREF
+ 4.7F
15
GND
V+
-6-
PRELIMINARY
NJW1146
s APPLICATION CIRCUIT 2 (Sub-Woofer output)
0.22F
1 2 3 4 5 6 7 8 9 10
INa
INb
30 29 28
0.22F
22nF
ealaFil
CSR
+ 3.3nF
1F
3.3nF
BBE1a
BBE1b
33nF
33nF BBE2a BBE2b
27
2.2nF
2.2nF
TONE-Ha
TONE-Hb
26
100nF
100nF 4.7F +
TONE-La
TONE-Lb
25 24 23 22 21 20 19 18 17 16
+ 100F + 1F + 4.7F 4.7F +
OUTa
OUTb
NJW1146
LFINa LFINb LFOUTa LFOUTb
AGC
CBH
330nF + 1F + 1F
11 12 13
CVA
CBL
+ 1F
CVB
CTH
+ 1F
SDA
CTL
+ 1F
3.9k
14
3.9k
SCL
VREF
+ 4.7F
15
GND
V+
-7-
NJW1146
< Output Type >
PRELIMINARY
Lch.SP High, Mid Lch.SP LPF
AMP
Lch. SP
AMP
Mixer
OUTa
LFINa
LFOUTa AMP
Bass Lch. SP
OUTa
LFINa
LFOUTa
VOL2
Buffer Buffer
VOL2
Buffer Buffer AMP
SubWoofer
VOL2
OUTb LFINb LFOUTb AMP
VOL2
Bass Rch. SP
OUTb
LFINb
LFOUTb
High, High, Mid Rch.SP
AMP
LPF Rch. SP
AMP
Fig 1. Bi-Amp
Fig 2. Sub-Woofer
< OUT, LFIN, LFOUT Low Pass Filter Setting > LPF cut off frequency and quality factor are adjusted by the external parts and given by the following functions.
C1
R1
R2
8 LFINa 23 LFINb
7 OUTa 24 OUTb
C2
9 LFOUTa 22 LFOUTb
fc =
1 (Hz) 2 R1 R2 C1 C2
Q=
1 C2 R1 C1 R2 + C1 R2 C2 R1
-8-
PRELIMINARY
NJW1146
s TERMINAL DESCRIPTION
PIN NO.
SYMBOL INa ealaFil LFINa LFINb INb
FUNCTION A ch Input eala Filter Capacitor Buffer Input for Ach Low Pass Filter Buffer Input for Bch Low Pass Filter B ch Input
EQUIVALENT CIRCUIT
TERMINAL VOLTAGE
1 2 8 23 30
V+/2
3 4 27 28
BBE1a BBE2a BBE2b BBE1b
Ach BBE High-Pass Filter Capacitor Ach BBE Low-Pass Filter Capacitor Bch BBE Low-Pass Filter Capacitor Bch BBE High-Pass Filter Capacitor
1k
V+/2
1k
5 26
TONE-Ha TONE-Hb
Ach TONE Treble Filter Capacitor Bch TONE Treble Filter Capacitor
FB
1k
V+/2
1k
6 25
TONE-La TONE-Lb
Ach TONE Bass Filter Capacitor Bch TONE Bass Filter Capacitor
FB 12k
12k
V+/2
-9-
NJW1146
s TERMINAL DESCRIPTION
PIN NO.
PRELIMINARY
SYMBOL OUTa LFOUTa LFOUTb OUTb
FUNCTION Ach Output Buffer Output for Ach Low Pass Filter Buffer Output for Bch Low Pass Filter Bch Output
EQUIVALENT CIRCUIT
TERMINAL VOLTAGE
7 9 22 24
FB 50
V+/2
10
AGC
AGC Smoothing Filter Capacitor
12k 400 400
-
11 12
CVA CVB
Ach Volume switching noise rejection Capacitor Bch Volume switching noise rejection Capacitor
8k
VREF-0.7V
13 14
SDA SCL
I C Data Input 2 I C Clock Input
VREG 5V X 15 4k
2
-
12k
- 10 -
PRELIMINARY
NJW1146
s TERMINAL DESCRIPTION
PIN NO.
SYMBOL GND
FUNCTION Ground
EQUIVALENT CIRCUIT
TERMINAL VOLTAGE
15
-
-
16
V+
Power Supply
-
V+
17
VREF
Reference Voltage Capacitor
200k
V+/2
200k
18 19
CTL CTH
Tone Control Bass switching noise rejection Capacitor Tone Control Treble switching noise rejection Capacitor
36k
VREF-0.7V
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NJW1146
s TERMINAL DESCRIPTION
PIN NO.
PRELIMINARY
SYMBOL CBL CBH
FUNCTION BBE Low switching noise rejection Capacitor BBE High switching noise rejection Capacitor
EQUIVALENT CIRCUIT
TERMINAL VOLTAGE
20 21
36k
VREF-0.7V
29
CSR
eala switching noise rejection Capacitor
0.54V(CSR) 1.4V(CTS2)
32k (CSR) 40k (CTS2)
- 12 -
PRELIMINARY
2
NJW1146
s DEFINITION OF I C REGISTER q I C BUS FORMAT
MSB LSB MSB LSB MSB LSB
2
S
1bit
Slave Address
8bit
A
1bit
Select Address
8bit
A
1bit
Data
8bit
A
P
1bit 1bit
S: Starting Term A: Acknowledge Bit P: Ending Term q SLAVE ADDRESS
MSB LSB
1
0
0
0
0
0
1
0
q CONTROL REGISTER TABLE
The select address sets each function (Volume, Balance, Bass Boost Select, AGC, Surround, Tone Control). The auto-increment function cycles the select address as follows. 00H01H02H03H04H05H06H00H Select Address 00H 01H 02H 03H 04H 05H 06H eala CHS BCB BCT BBEL BBEH BAL BASS TREB BBE AGC Don't Care BIT D7 D6 D5 D4 VOL Don't Care Don't Care Don't Care Don't Care AGC LVL D3 D2 D1 D0
q CONTROL REGISTER DEFAULT VALUE
Control register default value is all "0". Select Address 00H 01H 02H 03H 04H 05H 06H BIT D7 0 0 0 0 0 0 0 D6 0 0 0 0 0 0 0 D5 0 0 0 0 0 0 0 D4 0 0 0 0 0 0 0 D3 0 0 0 0 0 0 0 D2 0 0 0 0 0 0 0 D1 0 0 0 0 0 0 0 D0 0 0 0 0 0 0 0
- 13 -
NJW1146
PRELIMINARY
q CONTROL COMMAND TABLE a) Master Volume
Select Address BIT D7 D6 D5 D4 D3 D2 D1 D0
00H VOL *VOL : Master Volume Attenuation level : 0 to -80dB(0.33dB/step), MUTE The volume is consisted of VOL1 and VOL2 and the level is divided into half to each VOL1 and VOL2. ex) Volume setting is -2dB ; VOL1 and VOL2 is set -1dB each.
b) Balance
Select Address 01H BIT D7 CHS D6 D5 D4 BAL D3 D2 D1 D0 Don't Care
*CHS : Balance channel select "0" : Ach "Bch is attenuated" "1" : Bch "Ach is attenuated" *BAL : Ach and Bch Balance Balance Level : 0 to -30dB (1dB/Step) , MUTE
c) Tone Control BASS
Select Address 03H BIT D7 BCB D6 D5 D4 BASS D3 D2 D1 D0 Don't Care
*BCB : Bass Boost or Cut "0" : Cut "1" : Boost *BASS : BASS Level Cut Level : -15 to 0dB(0.5dB/Step) Boost Level : 0 to +15dB(0.5dB/Step)
e) Tone Control TREBLE
Select Address 04H BIT D7 BCT D6 D5 D4 TREB D3 D2 D1 D0 Don't Care
*BCT : Treble Boost or Cut "0" : Cut "1" : Boost *TREB : Treble Level Cut Level : -15 to 0dB(0.5dB/Step) Boost Level : 0 to +15dB(0.5dB/Step)
f) BBE-Low
Select Address 05H * BBEL:BBE-LOW Level 0dB to 15dB (0.5dB/step) All bit "0"(00H)= BBE OFF *BBE : BBE ON or OFF BIT D7 D6 D5 BBEL D4 D3 D2 BBE D1 D0 Don't Care
- 14 -
PRELIMINARY
NJW1146
g) BBE-High
Select Address 05H BIT D7 D6 D5 BBEH D4 D3 D2 AGC D1 D0 AGC LVL
*BBEH: BBE-HIGH Level 0dB to 15dB (0.5dB/step) All bit "0"(00H)= BBE OFF *AGC : AGC ON or OFF *AGC LVL : AGC Level 300mVrms, 400mVrms, 500mVrms, 600mVrms
h) Surround (eala)
Select Address 06H *eala : eala mode
Surround effect small (SR1), large (SR2), Simulated Stereo (SIM), By-Pass
BIT D7 eala D6 D5 D4 D3 D2 D1 D0 Don't Care
- 15 -
NJW1146
s Master Volume (Select Address: 00H)
PRELIMINARY
VOL Gain(dB) 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 HEX 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 D7 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 D6 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 D5 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 D4 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 D3 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 D2 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 D1 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 D0 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
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PRELIMINARY
NJW1146
VOL Gain(dB) -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 Mute HEX 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 00 D7 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 D6 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 D5 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 D4 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 D3 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 0 D2 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 0 D1 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 D0 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
- 17 -
NJW1146
s Balance (Select Address: 01H)
Channel Setting (CHS) Attenuated Bch Gain Attenuated Ach Gain Gain(dB) 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 MUTE D7 0 1
PRELIMINARY
D6 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
D5 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1
BAL D4 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1
D3 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
D2 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
- 18 -
PRELIMINARY
NJW1146
s Tone Control Bass (Select Address: 02H)
Bass Cut or Boost Cut Boost BCB D7 0 1 BASS Cut Gain(dB) -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 Boost Gain(dB) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 D6 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 D5 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 D4 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 D3 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 D2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
s Tone Control Treble (Select Address: 03H)
Treble Cut or Boost Cut Boost BCT D7 0 1 TREB Cut Gain(dB) -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 Boost Gain(dB) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 D6 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 D5 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 D4 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 D3 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 D2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
- 19 -
NJW1146
s BBE-LOW Gain Code
Gain(dB) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 D7 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0
PRELIMINARY
(Select Address: 04H)
BBEL D6 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 D5 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 D4 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 D3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
s BBE (Select Address: 04H)
BBE ON/OFF OFF ON BBE D2 0 1
s BBE-HIGH Gain Code
Gain(dB) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 D7 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0
(Select Address: 05H)
BBEH D6 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 D5 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 D4 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 D3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
- 20 -
PRELIMINARY
NJW1146
s AGC (Select Address: 05H)
AGC ON/OFF OFF ON AGC D2 0 1
s AGC Level (Select Address: 05H)
AGC Level 300mVrms 400mVrms 500mVrms 600mVrms AGC LVL D1 0 0 1 1 D0 0 1 0 1
s eala mode (Select Address: 06H)
eala MODE By-Pass
Simulated Stereo 3D Effect Large 3D Effect Small
eala D7 0 0 1 1 D6 0 1 0 1
sNOTE
The NJW1146 is manufactured by New Japan Radio Co., Ltd. under license from BBE Sound Inc. BBE is a registered trademark of BBE Sound Inc. A license from BBE Sound Inc. is required before the NJW1146 can be purchased from New Japan Radio Co.,Ltd. BBE Sound, Inc. 5381 Production Drive Huntington Beach, CA 92649 Tel:(714) 897-6766 Fax:(714) 896-0736 Purchase of I2C components of New Japan Radio Co., Ltd or one of its sublicensed Associated Companies conveys a license under the Philips I2C Patent Rights to use these components in an I2C system, provided that the system conforms to the I2C Standard Specification as defined by Philips.
[CAUTION] The specifications on this data book are only given for information, without any guarantee as regards either mistakes or omissions. The application circuits in this data book 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.
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Price & Availability of NJW1146M

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