NJW1143 查看數據表（PDF） - Japan Radio Corporation
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NJW1143 Datasheet PDF : 17 Pages
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NJW1143
s ELECTRICAL CHARACTERISTICS (Ta=25°C, V+=9V, Rg=600Ω, RL=47kΩ, Vin=100mVrms/1kHz,
AGC=OFF, TONE=0dB, Surround=OFF unless otherwise specified)
♦ TONE CONTROL
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX. UNIT
High Frequency Boost
High Frequency Flat
High Frequency Cut
Low Frequency Boost
Low Frequency Flat
Low Frequency Cut
HFBST
HFFLT
HFCUT
LFBST
LFFLT
LFCUT
BCT=”1”, TREB=”1111”, f=10kHz
TREB=”0000”, f=10kHz
BCT=”0”, TREB=”1111”, f=10kHz
BCB=”1”, BASS=”1111”, f=100Hz
BASS=”0000”, f=100Hz
BCB=”0”, BASS=”1111”, f=100Hz
12.5 15.0 17.5
dB
-2.0
0.0
2.0
dB
-17.5 -15.0 -12.5
dB
12.5 15.0 17.5
dB
-2.0
0.0
2.0
dB
-17.5 -15.0 -12.5
dB
♦ AGC CONTROL (AGC-ON)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX. UNIT
AGC Boost
AGC Flat1
AGC Flat2
AGC Flat3
AGC Flat4
AGCBST
AGCFLT1
AGCFLT2
AGCFLT3
AGCFLT4
Vin=50mVrms, f=1kHz
Vin=100mVrms, f=1kHz
Vin=200mVrms, f=1kHz
Vin=300mVrms, f=1kHz
Vin=400mVrms, f=1kHz
1.5
3.5
5.5
dB
-2.5
0.0
2.5
dB
-2.5
0.0
2.5
dB
-2.5
0.0
2.5
dB
-2.5
0.0
2.5
dB
♦ SURROUND (SURROUND-ON)
PARAMETER
SYMBOL
Surround Gain1
SRGAIN1
Surround Gain2
SRGAIN2
Surround Gain3
SRGAIN3
Surround Gain4
SRGAIN 4
Simulated Surround Gain1
SRSIM1
Simulated Surround Gain2
SRSIM2
TEST CONDITION
Ain→Aout, f=100Hz
SUR0=”1”, SUR=”1”
Ain→Bout, f=100Hz
SUR0=”1”, SUR=”1”
Ain→Aout, f=100Hz
SUR0=”0”, SUR=”1”
Ain→Bout, f=100Hz
SUR0=”0”, SUR=”1”
Ain+Bin→Aout, f=1kHz
SUR0=”1”, SUR=”0”
Ain+Bin→Bout, f=1kHz
SUR0=”1”, SUR=”0”
MIN.
6.0
1.6
10.0
7.5
1.0
1.0
TYP.
8.0
3.6
12.0
9.5
3.0
3.0
MAX.
10.0
5.6
14.0
11.5
5.0
5.0
UNIT
dB
dB
dB
dB
dB
dB
-4-
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