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PDF NJW1169 Data sheet ( Hoja de datos )
| Número de pieza | NJW1169 | |
| Descripción | AUDIO PROCESSOR | |
| Fabricantes | New Japan Radio | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de NJW1169 (archivo pdf) en la parte inferior de esta página. Total 28 Páginas | ||
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NJW1169
AUDIOwww.datasheet4u.com PROCESSOR with BBE Sound Enhancement
& Passive Matrix TruSurround Virtualizer & TruBass
s GENERAL DESCRIPTION
The NJW1169 is an audio processor with Passive Matrix
TruSurround Virtualizer, TruBass and BBE sound enhancement.
It includes all of functions processing audio signal for TV, such as
volume, balance, tone control, "eala" NJRC Surround, simulated
stereo, mute function, line out and AGC function.
All of internal status and variables are controlled by I2C BUS.
It is suitable for any TV set.
s PACKAGE OUTLINE
NJW1169FH1
s FEATURES
q Operating Voltage
8 to 13V
q I2C BUS Interface
Fast mode
q Passive Matrix TruSurround
q TruBass Function
q Subwoofer Output
q "eala" (NJRC Surround) & Simulated Stereo
q Volume
0 to -80dB(0.33dB/step), MUTE
q Balance
0 to -30dB(1dB/step), MUTE
q Tone Control
Bass/Middle/Treble, ±15dB(0.5dB/step)
q Bi-CMOS Technology
q Package Outline
QFP64-H1
s BLOCK DIAGRAM
OUTb(Mute/0dB)
LINEOUTb(0/4.5/6dB/OFF)
Bass/CenterOUT
VOL1
INb /
AGC
BBE
3-Band
TONE
VOL2
AGC
Control
TruSurround
/
eala
TruBas s
VOL3
VOL1
INa /
AGC
BBE
3-Band
TONE
VOL2
I2CBus
Interface
SDA
SCL
LINEOUTa(0/4.5/6dB/OFF)
OUTa(Mute/0dB)
-1-
1 page  
NJW1169
s ELECTRICAL CHARACTERISTICS (Ta=25°C, V+=9V, Rg=600Ω, RL=47kΩ, Vin=100mVrms/1kHz,
MODE: VOL/BAL/TONE=0dB, SUR/BBE/TB/AGC=OFF unless otherwise specified)
♦ TruSurround CHARACTERISTICS (SUR=ON)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX. UNIT
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TruSurround Gain 1
TruSurround Gain 2
GTS1
GTS2
INa→OUTa, f=1kHz
SUR=TS
INa→OUTb, f=1kHz
SUR=TS
0.3
-13.4
2.3
-11.4
4.3
-9.4
dB
dB
♦ SRS 3D CHARACTERISTCS (SUR=ON)
PARAMETER
SYMBOL
TEST CONDITION
Feed Through Gain
L+R Gain
L-R Gain
GTHROUGH
GL+R
GL-R
INa→OUTa, f=1kHz
SPACE1 VR=Min.
SPACE2 VR=Max.
CENTER VR=Min.
SUR=SRS 3D
INa→OUTb, f=1kHz
SPACE1 VR=Min.
SPACE2 VR=Max.
CENTER VR=Max.
SUR=SRS 3D
INa→OUTa, f=125Hz
SPACE1 VR=Max.
SPACE2 VR=Max.
CENTER VR=Min.
SUR=SRS 3D
MIN. TYP. MAX. UNIT
-20.2 -18.2 -16.2
dB
-15.0 -13.0 -11.0
dB
-2.0 0.0 2.0
dB
♦ TruBass CHARACTERISTCS (TB=ON, f0=60Hz setting)
PARAMETER
SYMBOL
TEST CONDITION
TruBass Gain 1
TruBass Gain 2
TruBass Gain 3
TruBass Gain 4
TruBass Gain 5
GTB1
GTB2
GTB3
GTB4
GTB5
INa+INb→OUTa, f=60Hz
TB VR=∞
INa+INb→OUTb, f=60Hz
TB VR=0Ω
INa+INb→OUTa, f=60Hz
TB VR=∞, VIN=1Vrms
INa-INb→OUTa, f=120Hz
TB VR=0Ω, VIN=1Vrms
INa-INb→OUTb, f=120Hz
TB VR=0Ω, VIN=2Vrms
MIN.
4.0
16.0
-2.0
-5.0
-5.0
TYP.
6.0
18.0
0.0
-3.0
-3.0
MAX.
8.0
20.0
2.0
-1.0
-1.0
UNIT
dB
dB
dB
dB
dB
-5-
5 Page 
s TERMINAL DESCRIPTION
No. SYMBOL
FUNCTION
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24 GND
Ground
NJW1169
EQUIVALENT CIRCUIT
VOLTAGE
--
25 V+
Power Supply
--
26
VREFIN
Reference Voltage Stabilizing
Capacitor
VREFIN
240k
240k
V+/2
27 OUTTC
Pop Noise Reduction for
Lineout Gain Setting
OUTTC
48k
0V
(OUT-Mute)
- 11 -
11 Page | ||
| Páginas | Total 28 Páginas | |
| PDF Descargar | [ Datasheet NJW1169.PDF ] | |
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