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ECO Devices

音频IC

声音处理器:手提录音机/迷你组合立体声的音响处理器
内置2波段均衡器的音响处理器
Part No. Supply
voltage
(V)
Current consumption
(mA)
Input selector Input gain
(dB)
Volume
(dB)
BASS
(dB)
TREBLE
(dB)
Bass
Boost
SEQ Surround Serial control Output noise
(µVrms)
Max. output
(Vrms)
Distortion
(%)
Package RoHS
BD3870FS 4.5
to 9.5
8 3 0 to 18
(6dB/step)
0 to -87
/
-∞
(1dB
/
step)
±14
(2dB/step)
±12
(2dB/step)
- - Ö 2 Wire 4.5 2.1 0.01 SSOP-A24 Yes
BD3871FS 4.5
to 9.5
8 3 24/26/28 0 to -87
/
-∞
(1dB
/
step)
±14
(2dB/step)
±12
(2dB/step)
- - Ö 2 Wire 40
(Gv=
24dB)
2.1 0.01 SSOP-A24 Yes
BD3873FS 4.5
to 9.5
8 3 18/21/
24/27
0 to -87
/
-∞
(1dB
/
step)
±14
(2dB/step)
±12
(2dB/step)
- - Ö 2 Wire 40
(Gv=
24dB)
2.1 0.01 SSOP-A24 Yes
BD3872FS 4.5
to 9.5
8 5 0/5/
10/19/
21/23/
26/28
0 to -87
/
-∞
(1dB
/
step)
±14
(2dB/step)
±14
(2dB/step)
- Ö Ö 2 Wire 4.5 2.1 0.01 SSOP-A32 Yes
NEW
BD3490FV
4.75
to 9.5
7 4 0/2/4/
6/8/12/
16/20
0 to -87
/
-∞
(1dB
/
step),
Independent control
±14
(2dB/step)
±14
(2dB/step)
Ö - Ö I2C BUS* 5 2.3 0.002 SSOP-B28 Yes
NEW
BD3491FS
4.75
to 9.5
7 6 0/2/4/
6/8/12/
16/20
0 to -87
/
-∞
(1dB
/
step),
Independent control
±14
(2dB/step)
±14
(2dB/step)
Ö - Ö I2C BUS* 5 2.3 0.002 SSOP-A32 Yes



内置3波段均衡器的音响处理器
Part No. Supply
voltage
(V)
Current consumption
(mA)
Input selector Input gain
(dB)
Volume
(dB)
Rear
Volume
(dB)
BASS
(dB)
MIDDLE
(dB)
TREBLE
(dB)
Speaker
HPF
Surround Serial control Output noise
(µVrms)
Max. output
(Vrms)
Distortion
(%)
Package RoHS
BD3883FS 6.5
to 9.5
8 5 0/6/
12/16/
20/23
/26/29
0 to -87
/
-∞
(1dB
/
step)
0/-10 ±17.5
(2.5dB
/
step)
±14
(2dB
/
step)
±14
(2dB
/
step)
Ö Ö 2 Wire 4 2.1 0.01 SSOP-A32 Yes
BD3861FS 6.5
to 9.5
13 5 0 to 26
(2dB/
step)
0 to -50
(2dB
/
step)
-50 to
-70
/
-∞
(4dB
/
step)
0 to -59
/
-∞
(1dB
/
step)
±14
(2dB
/
step)
±12
(2dB
/
step)
±12
(2dB
/
step)
- - 2 Wire 8 2.5 0.02 SSOP-A32 Yes
BD3403FV 6.5
to 9.5
16 5 0 to 26
(2dB/
step)
0 to -30
(2dB
/
step)
0 to -59
/
-∞
(1dB
/
step)
±14
(2dB
/
step)
±12
(2dB
/
step)
±12
(2dB
/
step)
- Ö 2 Wire 8 2.5 0.02 SSOP-B40 Yes



内置5波段均衡器的多功能音响处理器
Part No. Supply
voltage
(V)
Current consumption
(mA)
Input selector Input gain
(dB)
Volume
(dB)
Rear
Volume
(dB)
Equalizer Dynamic bass Surround Vocal cut Spectrum Analyzer Serial control Output noise
(µVrms)
Max. output
(Vrms)
Distortion
(%)
Package RoHS
BH3874AKS2 8.0 to 9.5 40 4 11 0 to -30
(2dB
/
step)
0 to -52
/
-∞
(16step)
5band Ö Ö Ö Ö 3 Wire 35 2.5 0.01 SQFP-T64 Yes



内置+/-电源规格磁带录音和播放功能的声音处理器(内置2波段/3波段均衡器)
Part No. Supply
voltage
(V)
Current consumption
(mA)
Input selector Input gain
(dB)
Volume
(dB)
Rear
Volume
(dB)
Equalizer REC / PB Amp Serial control Output noise
(µVrms)
Max. output
(Vrms)
Distortion
(%)
Package RoHS
BD3881FV ±3.5 to
±4.75
±3 3 10 0 to -36
(2dB
/
step)
-36 to -84
(4dB
/
step)
-∞
- Bass,
Treble
Ö 1 Wire 12 2.5 0.02 SSOP-B28 Yes
BD3882FV ±3.5 to
±4.75
±4.5 3 10 0 to -36
(2dB
/
step)
-36 to -76
(4dB
/
step)
-∞
0/-2/
-4/-6/
-8/-12/
-16/-18
Bass,
Middle
Treble
Ö 2 Wire 22 2.5 0.01 SSOP-B40 Yes




内置单电源规格磁带录音和播放功能的声音处理器(内置2波段/3波段均衡器)

Part No. Supply
voltage
(V)
Current consumption
(mA)
Input selector Input gain
(dB)
Volume
(dB)
Equalizer Dynamic bass Surround REC / PB Amp Vocal cut Spectrum Analyzer Serial control Output noise
(µVrms)
Max. output
(Vrms)
Distortion
(%)
Package RoHS
BD3401KS2 8.0 to 9.5 35 5 -5/0/
3.5
0 to -76/-∞
(2/4/step)
Bass,
Middle,
Treble
Ö Ö Ö Ö Ö 2 Wire 3 2.5 0.005 SQFP-T64 Yes
BD3402KS2 8.0 to 9.5 28 5 -5/0/
3.5
0 to -76/-∞
(2/4/step)
Bass,
Treble
- - Ö - - 2 Wire 2.5 2.5 0.005 SQFP-T64 Yes

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