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NJU7391A PDF даташит

Спецификация NJU7391A изготовлена ​​​​«New Japan Radio» и имеет функцию, называемую «2-CHANNEL Audio Processor».

Детали детали

Номер произв NJU7391A
Описание 2-CHANNEL Audio Processor
Производители New Japan Radio
логотип New Japan Radio логотип 

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NJU7391A Даташит, Описание, Даташиты
NJU7391A
2-CHANNEL Audio Processor with eala surround
Q GENERAL DESCRIPTION
The NJU7391A is a 2-channel Audio Processor with 5-in 1-out
stereo audio selector, 2-band Tone Control and eala surround.
The NJU7391A performs low noise and low distortion
characteristics with resistance ladder circuit.
All of functions are controlled via three-wired serial bus.
Q FEATURES
O Operating Voltage
O Three-wired serial bus
O Low output noise
O Low THD
O Input Selector(X5)
O Input Gain
O Volume
O Tone Control
O eala Surround
O CMOS Technology
O Package Outline
+4.7 to +9.7V
-110dBVtyp.
0.002%typ. (Vo=1Vrms, Gv=0dB, f=1kHz)
0.01%typ. (Vo=2Vrms, Gv=0dB, f=1kHz)
0.01%typ (Vo=2Vrms, Gv=+6dB, f=10kHz)
0 to +14dB/2dBstep
0 to -95.0dB / 1dBstep, MUTE
0 to ±14dB/2dBstep
3-level effects
SSOP32
Q BLOCK DIAGRAM
QPACKAGE OUTLINE
NJU7391AV
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
V+
19
V+ ana
18
17
LATCH
100uF
–1–









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NJU7391A Даташит, Описание, Даташиты
NJU7391A
QPIN CONFIGURATION
SSOP32
1 IN1A
2 IN2A
3 IN3A
4 IN4A
5 IN5A
6 SELOUTA
7 VOL1A
8 TONE-HA
9 TONE-BA
10 TONE-DBA
11 SRA
12 OUTA
13 GND D
14 GND A
15 DATA
16 CLOCK
No. Symbol
Function
1
IN1A
Ach Input1 Terminal
2
IN2A
Ach Input2 Terminal
3
IN3A
Ach Input3 Terminal
4
IN4A
Ach Input4 Terminal
5
IN5A
Ach Input5 Terminal
6 SELOUTA Ach Selector Output Terminal
7
VOL1A
Ach Volume Input Terminal
8 TONE-HA Ach Treble(Tone) Filter Terminal
9 TONE-BA Ach Bass(Tone) Filter Terminal
10 TONE-DBA Ach Bass(Tone) Filter Terminal
11
SRA
Ach Surround Filter Terminal
12
OUTA
Ach Output Terminal
13
GND D
Digital Ground Terminal
14
GND A
Analog Ground Terminal
15
DATA
3-Wired DATA Input Terminal
16
CLOCK
3-Wired CLOCK Input Terminal
IN1B
IN2B
IN3B
IN4B
IN5B
SELOUTB
VOL1B
TONE-HB
TONE-BB
TONE-DBB
SRB
OUTB
VREF
V+ D
32
31
30
29
28
27
26
25
24
23
22
21
20
19
V+ A 18
LATCH 17
No Symbol
Function
17
LATCH
3-Wired LATCH Input Terminal
18
V+ A
Analog Supply Terminal
19
V+ D
Digital Supply Terminal
20
VREF
Reference Voltage Terminal
21
OUTB
Bch Output Terminal
22
SRB
Bch Surround Filter Terminal
23 TONE-DBB Bch Bass(Tone) Filter Terminal
24 TONE-BB Bch Bass(Tone) Filter Terminal
25 TONE-HB Bch Treble(Tone) Filter Terminal
26
VOL1B
Bch Volume Input Terminal
27 SELOUTB Bch Selector Output Terminal
28
IN5B
Bch Input5 Terminal
29
IN4B
Bch Input4 Terminal
30
IN3B
Bch Input3 Terminal
31
IN2B
Bch Input2 Terminal
32
IN1B
Bch Input1 Terminal
–2–









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NJU7391A Даташит, Описание, Даташиты
NJU7391A
Q ABSOLUTE MAXIMUM RATING (Ta=25°C)
PARAMETER
SYMBOL
RATING
UNIT
Power Supply Voltage
V+
10 (Note1)
V
Power Dissipation
PD
800 (Note2)
mW
Maximum Input Voltage
VIMAX
0 ~ V+ (Note3)
V
Operating Temperature Range
Topr
-40 ~ +85
°C
Storage Temperature Range
Tstg
-40 ~ +125
°C
(Note1) Pay attention to supply voltage not to exceed the absolute maximum power supply voltage by spike noise etc.
Because the difference between the absolute maximum power supply voltage and the operating voltage is small.
(Note2) EIA/JEDEC STANDARD Test board (76.2x114.3x1.6mm, 2layer, FR-4) mounting
(Note3) Don’t apply the input voltage that exceeds supply voltage.
QELECTRICAL CHARACTERISTICS(Ta=25°C,V+=9V,RL=47k,Vin=100mVrms/1kHz,VOL=0dB,TONE=OFF,SUR=OFF)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX. UNIT
Operating Voltage
Supply Current
Reference Voltage
V+
IDD
VREF
No signal
No signal
4.7 9.0 9.7
- 10 18
3.5 4.0 4.5
V
mA
V
Input impedance
RIN
- 60 -
k
Output impedance
ROUT
- 200 -
Maximum Input Voltage
Maximum Output Voltage
VIM VOL=0dB,THD=1%
VOM
OUTPUT
VOL=0dB,THD=1%
- 3.0 - Vrms
- 3.0 - Vrms
Maximum Gain
GVMAX
VOL=0dB
-1.0 0 1.0 dB
Minimum Gain
GVMIN
VIN=1Vrms, VOLA/B=MUTE
-
-100
-90
dB
Maximum Input Gain
GVINMAX GVIN=”111”(+14dB)
- 14 -
dB
Channel Balance
Cross Talk
GCB VOL=0dB
VIN=1Vrms
CT Selected Input : 0
Unselected Input : Signal
-1 0 1 dB
- - -80 dB
Channel Separation
CS VIN=1Vrms
- - -80 dB
Total Harmonic Distortion 1
THD+N1 VO=1Vrms, BW=400Hz-30kHz
-
0.002 0.01
%
Total Harmonic Distortion 2
Total Harmonic Distortion 3
THD+N2
THD+N3
VO=2Vrms, BW=400Hz-30kHz
GVIN=”011” (GVIN=+6dB)
Vo=2Vrms, f=10kHz
BW=400Hz ~ 80kHz
-
-
0.01
0.01
-
-
%
%
Output Noise
VNO Rg=0, A-weight
- -110 -97 dBV
XTone Control Characteristics
PARAMETER
SYMBOL
High Frequency Boost
HFBST
High Frequency Cut
HFCUT
Low Frequency Boost
LFBST
Low Frequency Cut
LFCUT
TEST CONDITION
BCT=”1”,TREB=”111”, f=10kHz
BCT=”0”,TREB=”111”, f=10kHz
BCB=”1”,BASS=”111”, f=100Hz
BCB=”0”,BASS=”111”, f=100Hz
MIN.
11.5
-16.5
11.5
-16.5
TYP.
14.0
-14.0
14.0
-14.0
MAX.
16.5
-11.5
16.5
-11.5
UNIT
dB
dB
dB
dB
–3–










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