NJM2193M [NJRC]
FOCUS & SRS AUDIO PROCESSOR; FOCUS和SRS音频处理器
| 型号： | NJM2193M |
| 厂家： | 
NEW JAPAN RADIO |
| 描述： | FOCUS & SRS AUDIO PROCESSOR |
| 文件： | 总8页 (文件大小：70K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
NJM2193
P R E L I M I N A R Y
FOCUS & SRS AUDIO PROCESSOR
■ GENERAL DESCRIPTION
NJM2193
■ PACKAGE OUTLINE
The
is a FOCUS & SRS audio processor, based
on SRS FOCUS and 3D Stereo technology. It is capable of
raising sound and regenerating 3D sound field.
NJM2193
The
is suitable for car audio, projection TV,
home stereo applications, and others.
NJM2193L
NJM2193M
■ FEATURES
■ Operating Voltage
■ Low Operating Current
■ Low Output Noise
4.7 to 13V
6mA typ.
25µVrms typ. at FOCUS&3D Sound mode
■ Adjusted by Width,FOCUS,LF Elevation
and Bass Compensation Volume
■ Independent Audio Input for Bypass MODE
■ Bipolar Technology
■ Package Outline
SDIP30, SDMP30
The SRS, FOCUS technology rights incorporated in the NJM2193 are owned by SRS Labs, a U.S. Corporation and licensed to New
Japan Radio Co., Ltd. SRS, FOCUS are protected under U.S. and foreign patents issued and/or pending. SRS, FOCUS and the
,are trademarks of SRS Labs, Inc. in the United States and selected foreign countries. Neither the purchase of the NJM2193,
nor the corresponding sale of audio enhancement equipment conveys the right to sell commercialized recordings made with any
SRS technology.
SRS Labs requires that all users of the NJM2193 must enter into a license agreement directly with SRS Labs if the royalty is not
included in the purchase price. SRS Labs also requires any users to comply with all rules and regulations as outlined in the SRS
Trademark Usage Manual.
For further information, please contact:
SRS Labs, Inc.
2909 Daimler Street. Santa Ana, CA 92705 USA
Tel:949-442-1070 Fax:949-852-1099 http://www.srslabs.com
- 1 -
NJM2193
■ ABSOLUTE MAXIMUM RATING (Ta=25°C)
PARAMETER
Supply Voltage
Power Dissipation
SYMBOL
RATING
UNIT
V
V+
PD
15
(SDIP30)700
(SDMP30)700
-40 to +85
-50 to +150
mW
Operating Temperature Range
Storage Temperature Range
Topr
Tstg
°C
°C
■ ELECTRICAL CHARACTERISTICS(V+=8V,Ta=25°C,VIN=-20dBV(0.1Vrms))
TEST CONDITION
IN
PARAMETER SYMBOL
MIN.
TYP. MAX.
8.0
UNIT
OUT
MODE
L
R
V+
Operating
4.7
-
V
mA
V
Voltage
ICC
Supply
Current
No Signal
V+/2
6.0
4.0
12.0
VREF
Reference
Voltage
3.8
-
4.2
VINMAX
F=1kHz
THD=3%
f=150Hz
THD=3%
f=1kHz
THD=3%
f=15kHz
THD=3%
f=1kHz
THD=3%
f=15kHz
THD=3%
f=1kHz
THD=3%
f=15kHz
THD=3%
f=1kHz
THD=3%
Rg=0Ω
A-Weighted
Rg=0Ω
A-Weighted
Rg=0Ω
f=20~20kHz
Rg=0Ω
V
0
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
7.5
(2.4)
-9.0
(0.35)
-3.0
(0.71)
-6.5
(0.47)
-5.0
(0.56)
-15.5
Maximum
Input Voltage
IN
BYPASS
3D Sound
3D Sound
FOCUS
-
-
-
-
-
-
-
-
0
V
IN
V
-V
IN
IN
-V
V
IN
IN
V
-V
IN
IN
-V
V
IN
IN
V
0
IN
0
V
IN
V
0
dBV
(Vrms)
IN
FOCUS
0
V
IN
V
0
3D Sound
+FOCUS
3D Sound
+FOCUS
3D Sound
+FOCUS
3D Sound
+FOCUS
-17.5
(0.13) (0.17)
-14.5 -12.5
(0.19) (0.24)
-19.5
IN
0
V
IN
V
0
IN
0
V
IN
V
-V
IN
IN
-V
V
(0.11)
IN
IN
V
-V
-16.0
(0.16)
IN
IN
-
-V
IN
V
IN
VNOISE
-113
-94
Output
Noise
0
0
0
0
0
0
0
0
0
0
0
0
0
0
BYPASS
3D Sound
3D Sound
FOCUS
-
(2.2) (20.0)
-108
(4.0)
-
-
-
-
-
-
-
-104
(6.0)
-
-94
(20.0)
dBV
(µVrms)
-
A-Weighted
Rg=0Ω
f=20~20kHz
Rg=0Ω
A-Weighted
Rg=0Ω
f=20~20kHz
-92
(25.0)
FOCUS
-
3D Sound
+FOCUS
3D Sound
+FOCUS
-92
-86
(25.0) (50.0)
-90
(35.0)
-
- 2 -
NJM2193
■ ELECTRICAL CHARACTERISTICS
CONDITION
IN
PARAMETER SYMBOL
MIN.
TYP.
MAX
UNIT
OUT
MODE
L
R
THD
V
0
0
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
Total
Harmonic
Dis to rt io n
IN
BYPASS
3D Sound
FOCUS
-
-
0.005
0.005
0.04
0.1
0.02
-
V
IN
V
0
IN
0
V
IN
f=1kHz
%
V
0
IN
-
-
0
V
IN
V
0
3D Sound
+FOCUS
IN
-
0.5
1.0
19.0
2.0
12.5
16.0
-
0
V
IN
GVBYP
GVS1
GVS2
GVF1
GVF2
GVP
V
0
BYPASS
IN
f=1kHz
BYPASS
3D Sound
3D Sound
FOCUS
-1.0
15.0
-2.0
8.5
12.0
-
0.0
dB
dB
dB
dB
dB
dB
0
V
Gain
3D Sound(L-R)
Gain
3D Sound(L+R)
Gain
IN
V
-V
IN
IN
f=150Hz
f=150Hz
f=70Hz
17.0
0.0
-V
V
IN
IN
V
V
IN
IN
V
V
IN
IN
V
0
FOCUS Gain1
IN
10.5
14.0
27.0
0
V
IN
V
0
FOCUS Gain2
IN
f=15kHz
f=15kHz
FOCUS
0
V
R
L
R
IN
V
-V
3D Sound
+FOCUS
PROCESS
Gain
IN
IN
-V
V
IN
IN
MODE Select
Control
V
IH
High Level
Low Level
-
-
-
-
-
-
-
-
2.0
0.0
-
-
V+
V
V
IL
0.7
Voltage
■MODE SWICH
MODE1
MODE2
BYPASS
3D Sound
FOCUS
L
H
L
L
L
H
H
3D Sound+ FOCUS
H
- 3 -
NJM2193
■ PIN FUNCTION
30
16
1.SRSINR
2.WIDTHR
3.SRSFILTERR
4.SRSOUTR
5.FOCUSINR1
6.FOCUSINR2
7.LFOUTR
8.LFINR
16.V+
17.MODE2
18.MODE1
19.FOCUSOUTL
20.LPFIN
21.LPFOUT
22.HFINL
23.LFINL
9.HFINR
10.BCOUT
11.BCIN
12.FOCUSOUTR
13.REFIN
14.VREF
24.LFOUTL
25.FOCUSINL2
26.FOCUSINL1
27.SRSOUTL
28.SRSFILTERL
29.WIDTHL
30.SRSINL
15.GROUND
1
15
■ BLOCK DIAGRAM
FOCUS Rch IN
SRS Rch OUT
SRS
Rch IN
HF
Elevation
Filter
FOCUS
Rch OUT
BYPASS
BYPASS
LF
Elevation
Filter
FOCUS
SRS
Bass
Compensation
Filter
SRS Filter
Bass Compensation
Control
SRS
LF
Elevation
Filter
FOCUS
BYPASS
BYPASS
HF
FOCUS
Lch OUT
FOCUS
Control
LF
Elevation
Control
Elevation
Filter
WIDTH
Control
SRS
Lch IN
FOCUS Lch IN
SRS Lch OUT
- 4 -
NJM2193
■ TERMINAL DESCRIPTION
PIN NO.
SYMBOL
SRSINR
WIDTHR
EQUIVALENT CIRCUIT
TERMINAL VOLTAGE
1
2
V+
5
6
25
26
29
30
FOCUSINR1
FOCUSINR2
FOCUSINL2
FOCUSINL1
WIDTHL
SRSINL
4
SRSOUTR
FOCUSOUTR
VREF
FOCUSOUTL
SRSOUTL
VREF(14pin)=1/2V+
V+
12
14
19
27
17
18
MODE2
MODE1
V+
150k
13
REFIN
1/2V+
V+
50k
50k
- 5 -
NJM2193
■ APLLICATION CIRCUIT
LOUT MODE1 MODE2
V+
10u 10u
4.7k
50k
1k
10k
1.2n
10n
270p
100n 10n
3.9n
NP
100u
LIN 10u
220n
25 24
10u
220k 12k
10k
17
10u 10k
18
30
29
28 27
26
23
22
21 20
19
16
18k
2.2k
WIDTH VR
FOCUS VR
LF VR
8
2.2n
33n
1
2
3
4
5
6
7
9
10
11 12
10u
4.7k
13
10u
14
15
RIN
220n
220k 12k
10u
10k
10u
NP
3.9n
BC VR 10k
10u
270p
1.2n
10n
50k
1k
ROUT
Vref
■ Width Control
■ LF Elevation Control
■ FOCUS Control
: 10kB, Dual VR
: 1kB, Dual VR
: 50kB, Dual VR
: 10kB, Dual VR
■ Bass Compensation Control
- 6 -
NJM2193
■TYPICAL CHARACTERISTICS
NJM2193 Gain Structure
BYPASS Mode
Conditions:Vin=-20dBV(100mVrms) , V+=8V
5
4
3
2
1
0
a
b
-1
-2
-3
-4
-5
10
100
1000
10000
100000
Frequency(Hz)
a: Lin → Lout
b: Rin→ Rout
NJM2193 Gain Structure
3D Stereo Mode
Conditions:Vin=-20dBV(100mVrms) , V+=8V
WIDTH VR:MAX
20
15
10
5
b
a
0
c
-5
10
100
1000
10000
100000
Frequency(Hz)
a: Lin → Lout
b: L-Rin → Lout
c: L+Rin → Lout
- 7 -
NJM2193
■TYPICAL CHARACTERISTICS
NJM2193 Gain Structure
FOCUS Mode
Conditions:Vin=-20dBV(100mVrms)Lch,Vout=Lch,V+=8V
20
15
10
5
c
b
a
0
d
-5
10
100
1000
10000
100000
Frequency(Hz)
a: LF VR MAX, BC VR MAX
c: LF VR MIN, BC VR MAX
b: LF VR MAX, BC VR MIN
d: LF VR MIN, BC VR MIN
[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.
- 8 -
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