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NJW1147A PDF даташит

Спецификация NJW1147A изготовлена ​​​​«JRC» и имеет функцию, называемую «Audio Processor».

Детали детали

Номер произв NJW1147A
Описание Audio Processor
Производители JRC
логотип JRC логотип 

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NJW1147A Даташит, Описание, Даташиты
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NJW1147A
AUDIO PROCESSOR with BBE ViVA
s GENERAL DESCRIPTION
The NJW1147A is a TV audio processor with BBE ViVA
High Definition 3D Sound process. BBE's traditional sound
clarity enhancement technology is combined with the new
ViVA 3D process to create an authentic and exciting spatial
effect. BBE ViVA is compatible with news, music and
movie programs as well as video games.
The NJW1147A contains all necessary functions to
process TV audio signal such as volume control, tone
control, balance, mute, AGC and NJRC's proprietary
surround sound process, eala. The eala reproduces a
natural surround sound with clear vocal orientation.
The total modes and variables are controlled by the I2C bus
interface.
s PACKAGE OUTLINE
NJW1147AM
s FEATURES
q Operating Voltage
8 to 13V
q I2C BUS Interface
q BBE Sound Enhancement (Low Boost and High Boost: 15dB max.)
q BBE ViVA High Definition 3D Sound
q eala (NJRC Original Surround)
q AGC Circuit (It reduces volume difference among input sources.)
q Simulated Surround
q Bi-CMOS Technology
q Package Outline
SDMP30
s BLOCK DIAGRAM
AGC
SR FIL
BBE2a TONE INa Tone Tone
BBE1a BBEOUT
-Ha -La
OUTa
INa VOL1
BBE
AGC
ViVA
HD3D
&
eala
&
Simulated
Surround
INb VOL1
BBE
TONE
VOL2
I2C
Bus
I/F
TONE
VOL2
Bias
SS FIL
BBE1b
BBEOUT
Tone Tone
TONE INb
OUTb Vref
CVA
CVB
CTH
CTL
AUX0
AUX1
SDA
SCL
V+
GND
-1-









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NJW1147A Даташит, Описание, Даташиты
NJW1147A
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s PIN FUNCTION
1 INa
2 BBE1a
3 BBE2a
4 BBEOUTa
5 TONE INa
6 TONE-Ha
7 TONE-La
8 OUTa
9 AGC
10 SS-FIL
11 CVB
12 CVA
13 SDA
14 SCL
15 GND
INb 30
BBE1b 29
BBE2b 28
BBEOUTb 27
TONE INb 26
TONE-Hb 25
TONE-Lb 24
OUTb 23
SR-FIL 22
VREF 21
CTH 20
CTL 19
AUX0 18
AUX1 17
Vcc 16
No. Symbol
Function
1 INa Ach Input
2 BBE1a Ach BBE Filter1 (Process)
3 BBE2a Ach BBE Filter2 (Lo Contour)
4 BBE OUTa Ach Output for the Other Accessories
5 TONE INa Ach Input From the Other Accessories
6 TONE-Ha Ach Treble Filter
7 TONE-La Ach Bass Filter
8
OUTa
Ach Output
9
AGC
AGC Filter
10 SS-FIL Simulated Stereo Filter
11
CVB
Pop Noise Reduction for Volume & Balance
12
CVA
Pop Noise Reduction for Volume & Balance
13
SDA
SDA Data Input (I2C BUS)
14
SCL
SCL Data Input (I2C BUS)
15
GND
GND
No Symbol
Function
16 Vcc Power Supply Pin
17
AUX1
Auxiliary Output1
18
AUX0
Auxiliary Output0
19 CTL Pop Noise reduction for Bass Control
20
CTH
Pop Noise reduction for Treble Control
21 VREF Reference Voltage
22 SR-FIL Surround Filter
23 OUTb Bch Output
24 TONE-Lb Bch Bass Filter
25 TONE-Hb Bch Treble Filter
26 TONE INb Bch Input from the Other Accessories
27 BBE OUTb Bch Output for the Other Accessories
28 BBE2b Bch BBE Filter2 (Process)
29 BBE1b Bch BBE Filter1 (Lo Contour)
30 INb Bch Input
-2-









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NJW1147A Даташит, Описание, Даташиты
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NJW1147A
s ABSOLUTE MAXIMUM RATING (Ta=25°C)
PARAMETER
SYMBOL
Supply Voltage
V+
Power Dissipation
PD
Operating Temperature Range
Topr
Storage Temperature Range
Tstg
RATING
14
700
-20 to +75
-40 to +125
UNIT
V
mW
°C
°C
s ELECTRICAL CHARACTERISTICS
(Ta=25°C, V+=9V, Rg=600, RL=47k, Vin=100mVrms/1kHz unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP.
Operating Voltage
V+
8.0 9.0
Supply Current
Reference Voltage
Maximum Input Voltage
Maximum Output Voltage
Channel Balance 1
ICC
VREF
VIM
VOM
GCB1
No Signal
No Signal
VOL=-20dB,THD=1%
OUTPUT
VOL=0dB,THD=1%
VOL=0dB
- 13
4.0 4.5
2.8 3.0
- 2.5
-1.5 0.0
Channel Balance 2
Balance Boost A
Balance Cut A
Balance Boost B
Balance Cut B
Total Harmonic Distortion
Maximum Gain
GCB2
BABST
BACUT
BBBST
BBCUT
THD
GVMAX
VOL=-65dB, Vin=1Vrms
CHS=”0”, BAL=”11111”
CHS=”1”, BAL=”11111”
Vin = 1Vrms
CHS=”1”, BAL=”11111”
CHS=”0”, BAL=”11111”
Vin = 1Vrms
Vo=0.5Vrms
BW=400Hz to 30kHz
VOL= 0dB
-2.0 0.0
-2.0 0.0
--
-2.0 0.0
--
--
-2.0 0.0
Minimum Gain
GVMIN
VOL= MUTE
- -100
Channel Separation
Output Noise 1
Output Noise 2
CS
VNO1
VNO2
Vin = 2Vrms
VOL = 0dB
BW=400Hz to 30kHz
VOL = MUTE
BW = 400Hz to 30kHz
- -80
- -90
- (31.6)
- -106
- (5.0)
AUX Output Voltage
VAUX
Logic Output: High
Logic Output: Low
4.5 -
0-
MAX.
13.0
25
5.0
-
-
1.5
2.0
2.0
-70
2.0
-70
0.5
2.0
-90
-70
-85
(56.2)
-96
(15.8)
5.0
0.3
UNIT
V
mA
V
Vrms
Vrms
dB
dB
dB
dB
dB
dB
%
dB
dB
dB
dBV
(µVrms)
dBV
(µVrms)
V
BW: Band Width
-3-










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Номер в каталогеОписаниеПроизводители
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