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PDF NJW1150 Data sheet ( Hoja de datos )
| Número de pieza | NJW1150 | |
| Descripción | 6-CHANNEL ELECTRONIC VOLUME | |
| Fabricantes | New Japan Radio | |
| Logotipo |  |
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NJW1150
6-CHANNEL ELECTRONIC VOLUME
I GENERAL DESCRIPTION
The NJW1150 is a 6-CHANNEL ELECTRONIC VOLUME,
which also includes tone control, balance and trim level
control. The NJW1150 is suitable for multi-channel audio
system, such as AV amplifier, mini stereo component,
speaker system, and others.
All of internal status and variables are controlled by I2C
BUS interface.
I FEATURES
G Operating Voltage
Analog Supply
Digital Supply
G I2C BUS Interface
G 6-Chnnel Master Volume
G Balance control for L, R-ch
G Trim Level Control for C, SL, SR, SW-ch
G Independent Tone Control (Bass, Treble)
G Bi-CMOS Technology
G Package Outline
±4.5 to ±7.5V
+4.5 to +5.5V
0 to –79dB, MUTE
0 to –30dB, MUTE
0 to –20dB
for L, R-ch
SDMP30
I BLOCK DIAGRAM
I PACKAGE OUTLINE
NJW1150M
Lch TONE in
Rch TONE in
Tone Control
Bass/Treble
Lch TONE out
Rch TONE out
Lch in
Rch in
Balance
Control
Master
Volume
Lch out
Rch out
C-ch in
SL-ch in
SR-ch in
SW-ch in
Level Trim
Power
Supply
±7.0V, +5V
I2C BUS
Interface
C-ch out
SL-ch out
SR-ch out
SW-ch out
-1-
1 page  
I TERMINAL DESCRIPTION
PIN NO. SYMBOL
FUNCTION
1 GND
Ground
NJW1150
EQUIVALENT CIRCUIT
V+
V- (SUB)
TERMINAL
VOLTAGE
0
2 V+ Positive power supply voltage
3
VDD
Power supply voltage (Digital)
V- (SUB)
V+
VDD
Tone control
4
RTIN
Right channel input
29
LTIN
Left channel input
Tone control
5 RTOUT Right channel output
28 LTOUT Left channel output
V+
300
V- (SUB)
50K
GND
0
30
V- (SUB)
10K
0
-5-
5 Page 
NJW1150
G CONTROL COMMAND TABLE
Select
BIT
Address D7 D6 D5 D4 D3
00H
VOL
0 0 00
0 0 00
0 0 00
*:
:
1 0 01
1 0 10
00
01H 0 0
* 00
11
00
02H 0 0
* 00
11
00
03H * 0 0
00
10
00
00
04H *
00
10
00
05H * 0 0
00
10
00
06H * 0 0
00
10
D2 D1
00
00
01
1
0
L-BAL
0
0
0
:
1
R-BAL
0
0
0
:
1
C TRIM
0
0
0
:
1
SL TRIM
0
0
0
:
1
SR TRIM
0
0
0
:
1
SW TRIM
0
0
0
:
1
1
0
0
0
1
1
0
0
1
1
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
0
REMARKS
D0
VOL : Volume control for all channel (1dB/step)
Ex.)
0 “0000000”= 0dB
1
“0000001”=-1dB
“0000010”=- 2dB
0.
“1001111”=-79dB
“1010000”=MUTE:Default Value
Maximum Attenuation : Master Volume :–79dB
1
Trimmer
-20dB
Minimum Attenuation : Master Volume 0dB
0
Trimmer
0dB
L-BAL : Balance control for Left channel (1dB/step)
Ex.)
0 “00000”=0dB
1
“00001”=-1dB
:
0:
“11110”=-30dB
“11111”=MUTE
1
R-BAL : Balance control for Right channel (1dB/step)
Ex.)
0 “00000”=0dB
1
“00001”=-1dB
:
0:
“11110”=-30dB
“11111”= MUTE
1
C TRIM :Center Channel Trimmer Control
0
Ex.)
“00000”=0dB
1 “00001”=-1dB
0 “00010”=-2dB
:
0
“10100”=-20dB
“00001010”=-10dB Default Value
SL TRIM :SL Channel Trimmer Control
0
Ex.)
“00000”=0dB
1 “00001”=-1dB
0 “00010”=-2dB
:
“10100”=-20dB
“00001010”=-10dB Default Value
0
SR TRIM :SR Channel Trimmer Control
0
Ex.)
“00000”=0dB
1 “00001”=-1dB
0 “00010”=-2dB
:
0
“10100”=-20dB
“00001010”=-10dB Default Value
SW TRIM :SW Channel Trimmer Control
0
Ex.)
“00000”=0dB
1 “00001”=-1dB
0 “00010”=-2dB
:
0
“10100”=-20dB
“00001010”=-10dB Default Value
- 11 -
11 Page | ||
| Páginas | Total 17 Páginas | |
| PDF Descargar | [ Datasheet NJW1150.PDF ] | |
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