NJM2190
SRS HEADPHONE 3D SURROUND PROCESSOR
sGENERAL DESCRIPTION
The NJM2190 is a headphone surround processor based on SRS
technology. It provides a realistic and spacious listening experience
through standard headphones.
The features of low operating voltage, low output noise, low operating
current are very suitable for portable audio applications.
sFEATURES
qOperating Voltage
qLow Operating Current
qLow Output Noise
qWIDTH Control
qBipolar Technology
qPackage Outline
1 Lin
WIDTH Control Output
2 Wout
WIDTH Control Output
3 Win
NJM2190D
NJM2190M
(1.8 to 6.0V)
(1.3mA typ. at SRS mode)
(12.0µVrms typ. at SRS mode)
NJM2190V
DIP16, DMP16, SSOP16
sPIN CONFIGURATION
Lch Input
sPACKAGE OUTLINE
sBLOCK DIAGRAM
Rin 16 Rch Input
16
15
14
13
12
11
10
9
VREF 15 Reference Voltage Output
BYPASS
REFin 14
Reference Voltage Input
SRS
Mode Switch
4 MODE
V+/2 13
V+/2 output
Filter
5 C1
C4 12
Filter
6 C2
C3 11
EXT.
FILTER
Filter
MATRIX
Filter
BIAS
SRS
BYPASS
Lch Output
Ground
7 Lout
8 GND
Rout 10
V+ 9
Rch Output
MODE
CONTROLLER
1.8 to 6.0V Supply
1
2
3
4
5
6
7
8
The SRS HEADPHONE technology right incorporated in the NJM2190 are owned by SRS Labs, a U.S. Corporation and licensed to
New Japan Radio Co., Ltd. SRS HEADPHONE is protected under U.S. and foreign patents issued and/or pending. SRS
HEADPHONEand the
, are trademarks of SRS Labs, Inc. in the United States and selected foreign countries. Neither the
purchase of the NJM2190, 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 NJM2190 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
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