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NJU7391 fiches techniques PDF

JRC - Electronic Volume / SSOP32

Numéro de référence NJU7391
Description Electronic Volume / SSOP32
Fabricant JRC 
Logo JRC 





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NJU7391 fiche technique
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NJU7391
2-CHANNEL Audio Processor with eala surround
s GENERAL DESCRIPTION
The NJU7391 is a 2-channel Audio Processor with 5-in 1-out
stereo audio selector, 2-band Tone Control and eala surround.
The NJU7391 performs low noise and low distortion
characteristics with resistance ladder circuit.
All of functions are controlled via three-wired serial bus.
s FEATURES
q Operating Voltage
q Three-wired serial bus
q Low output noise
q Low THD
q Input Selector(X5)
q Input Gain
q Volume
q Tone Control
q eala Surround
q CMOS Technology
q Package Outline
+4.7 to +9.7V
-110dBVtyp.
0.002%typ. (Vin=1Vrms, VOL=0dB)
0.010%typ. (Vin=2Vrms, VOL=0dB)
0 to +14dB/2dBstep
0 to -95.0dB / 1dBstep, MUTE
0 to ±14dB/2dBstep
3-level effects
SSOP32
sPACKAGE OUTLINE
NJU7391V
s BLOCK DIAGRAM
1uF+
1
+
2
+
3
+
4
+
5
1uF
6.8nF
47nF
6
7
8
9
5.6k
220nF
4.7nF
10
11
+
OUTPUT(Ach)
4.7uF
GND
digi
12
13
GND ana
14
DATA
15
CLOCK
16
TRE
VOL
BASS
VOL
TRE
BASS
eala
3-wire
bias
+1uF
32
+
31
+
30
+
29
+
28
27
1uF
26
6.8nF
25
47nF
24
23
220nF
5.6k
22 4.7nF
21
+
4.7uF
OUTPUT(Bch)
+
20
4.7uF
V+ digi
19
V+
V+ ana
18
17
LATCH
100uF
–1–

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