參數(shù)資料
型號(hào): NJW1149
廠商: New Japan Radio Co., Ltd.
英文描述: Audio Processor with Sound Enhancement and TruSurround 5.1ch Virtualizer
中文描述: 音頻處理器的聲音增強(qiáng)技術(shù)和TruSurround 5.1聲道虛擬器
文件頁(yè)數(shù): 3/26頁(yè)
文件大小: 313K
代理商: NJW1149
NJW1149
– 3 –
PRELIMINARY
I
ABSOLUTE MAXIMUM RATING (Ta=25
°
C)
PARAMETER
SYMBOL
V
+
P
D
Topr
Tstg
RATING
UNIT
Supply Voltage
Power Dissipation
Operating Temperature Range
Storage Temperature Range
12
1000
-20 to +75
-40 to +125
V
mW
°
C
°
C
I
ELECTRICAL CHARACTERISTICS
(Ta=25
°
C, V
+
=9V, R
L
=47k
, Vin=100mVrms/1kHz
MODE ; VOL=0dB, BAL=0dB,TS=By-Pass, AGC=OFF, BBE=OFF, Tone=0dB, eala=By-Pass)
PARAMETER
SYMBOL
TEST CONDITION
V
+
MIN.
TYP.
MAX.
UNIT
Operating Voltage
8.0
9.0
10.0
V
Supply Current
I
CC
V
REF
V
IM
No Signal
-
30
45
mA
Reference Voltage
No Signal
4.0
4.5
5.0
V
Maximum Input Voltage
VOL=-20dB,THD=10%
OUTPUT
VOL=0dB,THD=1%
VOL=0dB
2.8
3.0
-
Vrms
Maximum Output Voltage
V
OM
-
2.5
-
Vrms
Channel Balance
G
CB
G
BBA
-1.5
0.0
1.5
dB
Balance Boost A
CHS=”0”,BAL=Mute
CHS=”1”,BAL=Mute
Vin = 1Vrms
CHS=”1”,BAL=Mute
CHS=”0”,BAL=Mute
Vin = 1Vrms
Vo=0.5Vrms
BW=400Hz to 30kHz
VOL= 0dB
-2.0
0.0
2.0
dB
Balance Cut A
G
BCA
-
-
-70
dB
Balance Boost B
G
BBB
-2.0
0.0
2.0
dB
Balance Cut B
G
BCB
-
-
-70
dB
Total Harmonic Distortion
THD
-
-
0.5
%
Maximum Voltage Gain
G
VMAX
G
VMIN
CS
-2.0
0.0
2.0
dB
Minimum Voltage Gain
VOL= Mute
-
-
-70
dB
Channel Separation
Vin = 1Vrms
VOL = 0dB
BW=400Hz to 30kHz
VOL = Mute
BW = 400Hz to 30kHz
-
-
-
-
-
-
-70
-85
(56.2)
-96
(15.8)
dB
dBV
(
μ
Vrms)
dBV
(
μ
Vrms)
Output Noise 1
V
NO1
-90
(31.6)
-106
(5.0)
Output Noise 2
V
NO2
BW : Band Width
N
TONE CONTROL CHARACTERISTICS
(Ta=25
°
C, V
+
=9V, R
L
=47k
, Vin=100mVrms/1kHz
MODE ; VOL=0dB, BAL=0dB, TS=By-Pass, AGC=OFF, BBE=OFF, eala=By-Pass)
PARAMETER
SYMBOL
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
Treble Boost Gain
G
HFBST
G
HFFLT
G
HFCUT
G
LFBST
G
LFFLT
G
LFCUT
TREB=+15dB, f=10kHz
12.5
15.0
17.5
dB
Treble Boost Flat
TREB=0dB,f=10kHz
-2.0
0.0
2.0
dB
Treble Boost Cut
TRBE=-15dB, f=10kHz
-17.5
-15.0
-12.5
dB
Bass Boost Gain
BASS=+15dB, f=100Hz
12.5
15.0
17.5
dB
Bass Boost Flat
BASS=0dB, f=100Hz
-2.0
0.0
2.0
dB
Bass Boost Cut
BASS=-15dB, f=100Hz
-17.5
-15.0
-12.5
dB
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