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PDF NJU7392 Data sheet ( Hoja de datos )
| Número de pieza | NJU7392 | |
| Descripción | 2ch Pushbutton Interface EVR | |
| Fabricantes | New Japan Radio | |
| Logotipo |  |
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NJU7392
2ch Pushbutton Interface EVR with eala Stereo Expander
■ GENERAL DESCRIPTION
The NJU7392 is a 2-channel electronic volume which include
a Volume control, 2-in stereo input selector (with 1 x Differential
input), eala Stereo Expander control (Stereo enhancement for
narrow speakers), Bass boost control with ALC feature and a
Stand-by function (Power-saving mode).
The NJU7392 has also built-in push button interface for its
volume, Bass Boost and eala Stereo Expander controls
- making application possible without the use of micro-controller.
The NJU7392 is suitable for low power application and also for
application with narrow speaker such as mobile audio player
and cradle speaker for mobile game.
■ PACKAGE OUTLINE
■ FEATURES
• Operating Voltage
+2.7 to +5.5V
• Low operating current
5mA typ. (Active mode)
1µA typ. (stand-by mode)
• Low output noise
20µVrms typ. (eala Stereo Expander : ON)
• Input Selector
2ch (single-end / quasi-differential)
• Sound Space adjustment for narrow speaker
• Pushbutton interface EVR
0 to -68dB, MUTE
• Bass Boost with ALC
• CMOS Technology
• Package Outline
SSOP32
■ BLOCK DIAGRAM
V+
Power Button
www.DataSheet4U.com
V+
Power Indicator
V+
Expander Indicator
V+
Bass Indicator
Input 1L
Diff
Input 1R
Input 2L
Input 2R
Input
Selector
eala
Stereo
Expander
P-VOL
Bass Boost
with
Limitter
V+
V+
Expander Button
Input1/Input2
V+ V+
Down Up
for palmtop for laptop
V+
Bass
Button
NJU7392 Ver.1.5 E_DS
Output L
Output R
–1–
1 page | ||
| Páginas | Total 3 Páginas | |
| PDF Descargar | [ Datasheet NJU7392.PDF ] | |
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| NJU7394 | Pushbutton Interface EVR | New Japan Radio |
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