NJW1148 查看數據表（PDF） - Japan Radio Corporation
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产品描述 (功能)
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NJW1148 Datasheet PDF : 29 Pages
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PRELIMINARY
NJW1148
I ABSOLUTE MAXIMUM RATING (Ta=25°C)
PARAMETER
SYMBOL
Supply Voltage
V+
RATING
12
UNIT
V
Power Dissipation
Operating Temperature Range
PD
Topr
1500 (*JEDEC2 layers PCB mount)
-20 to +75
mW
°C
Storage Temperature Range
Tstg
-40 to +125
I ELECTRICAL CHARACTERISTICS (Ta=25°C, V+=9V, RL=47kΩ, Vin=100mVrms/1kHz
MODE ; VOL=0dB, BAL=0dB,SUR=OFF, AGC=OFF, BBE=OFF, Tone=0dB)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP.
Operating Voltage
V+
8.0
9.0
MAX.
10.0
°C
UNIT
V
Supply Current
Reference Voltage
Maximum Input Voltage
Maximum Output Voltage
ICC
No Signal
-
30
45
mA
VREF
No Signal
4.0
4.5
5.0
V
VIM
VOL=-20dB,THD=10%
2.8
3.0
-
Vrms
VOM
OUTPUT
VOL=0dB,THD=1%
-
2.5
-
Vrms
Channel Balance
Balance Boost A
Balance Cut A
Balance Boost B
Balance Cut B
Total Harmonic Distortion
GCB
GBBA
GBCA
GBBB
GBCB
THD
VOL=0dB
CHS=”0”,BAL=Mute
Vin = 1Vrms
CHS=”1”,BAL=Mute
Vin = 1Vrms
CHS=”1”,BAL=Mute
Vin = 1Vrms
CHS=”0”,BAL=Mute
Vin = 1Vrms
Vo=0.5Vrms
BW=400Hz to 30kHz
-1.5
0.0
1.5
dB
-2.0
0.0
2.0
dB
-
-
-70
dB
-2.0
0.0
2.0
dB
-
-
-70
dB
-
-
0.5
%
Maximum Voltage Gain
GVMAX
VOL= 0dB
-2.0
0.0
2.0
dB
Minimum Voltage Gain
GVMIN
VOL= Mute
-
-
-70
dB
MIX Output Voltage Gain
GVMIX
MIXOUT, VOL=0dB
-2.0
0.0
2.0
dB
Line Output Voltage Gain
GVLINE
LINEOUT, VOL=0dB
2.5
4.5
6.5
dB
Channel Separation
CS
Vin = 1Vrms
-
-
-70
dB
Output Noise 1
VNO1
VOL = 0dB
BW=400Hz to 30kHz
-
-90
-85
dBV
-
(31.6) (56.2) (µVrms)
Output Noise 2
VNO2
VOL = Mute
BW = 400Hz to 30kHz
-
-106
-96
dBV
-
(5.0) (15.8) (µVrms)
Output Noise 3
VNO3
LINEOUT, VOL = 0dB
BW=400Hz to 30kHz
-
-85
-80
dBV
-
(56.2) (100) (µVrms)
Output Noise 4
VNO4
LINEOUT, VOL = Mute
BW = 400Hz to 30kHz
-
-101
-91
dBV
-
(8.9) (28.2) (µVrms)
BW : Band Width
NTONE CONTROL CHARACTERISTICS (Ta=25°C, V+=9V, RL=47kΩ, Vin=100mVrms/1kHz
MODE ; VOL=0dB, BAL=0dB, SUR=OFF, AGC=OFF, BBE=OFF)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX. UNIT
Treble Boost Gain
Treble Boost Flat
Treble Boost Cut
Bass Boost Gain
Bass Boost Flat
Bass Boost Cut
GHFBST TREB=+15dB, f=10kHz 12.5 15.0 17.5
dB
GHFFLT
TREB=0dB,f=10kHz
-2.0
0.0
2.0
dB
GHFCUT TRBE=-15dB, f=10kHz -17.5 -15.0 -12.5
dB
GLFBST BASS=+15dB, f=100Hz 12.5 15.0 17.5
dB
GLFFLT
BASS=0dB, f=100Hz
-2.0
0.0
2.0
dB
GLFCUT BASS=-15dB, f=100Hz -17.5 -15.0 -12.5
dB
–3–
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