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音訊IC

數位音訊/音訊週邊:音訊周邊IC系列
含3個輸入選擇器OP Amp
Part No. Supply
voltage
(V)
Circuit current
(mA)
Open loop gain
(dB)
Inputs CMRR
(dB)
Supply voltage rejection ratio
(dB)
Common- mode input voltage range
(V)
VCC=8V
Offset voltage
(mV)
Offset current
(nA)
Input bias current
(nA)
THD
(%)
Channel separation
(dB)
Gainband- width product
(MHz)
Slew rate
(V/µS)
Package RoHS
BA3131FS 6.0 to 16.0 4.9 110 3 72 90 6 0.5 5.0 50 0.0025 115 2.6 1.2 SSOP-A20 Yes



地面隔離放大器
Part No. Supply voltage
(V)
Circuits Circuit current
(mA)
Voltage gain
(dB)
CMRR
(dB)
Common- mode input voltage range
(V)
VCC=8V
THD
(%)
Output noise voltage
(µVrms)
Channel separation
(dB)
Slew rate
(V/µS)
Input register
(kΩ)
Package RoHS
BA3121F 4.0 to 18.0 2 9.0 -0.04 57 3.75 0.002 3.5 82 2.0 55 SOP8 Yes



頻譜分析顯示的波段-通路濾波器
Part No. Supply voltage
(V)
Circuit current
(mA)
Band Input mix amplifier REC level desplay Standard output
(V)
Max. output
(V)
B.P.F center frequency
(Hz)
Package RoHS
BA3835F 4.5 to 6.5 8.5 5 Ö - 1.35 4.8 105,340,1k,3.4k,10.5k SOP18 Yes
BA3830F 4.5 to 8.0 3.8 6 Ö Ö 1.50 4.2 63,150,330,1k,3.3k,10k SOP18 Yes
BA3834F 4.5 to 6.5 10 7 Ö - 1.35 4.8 68,170,420,1k,2.4k,5.9k,14.4k SOP18 Yes



含檢測電路的身歷聲預放大器
Part No. Supply voltage
(V)
Circuit current
(mA)
Circuits Input switch Equalizer Mute Mute detection Open loop gain
(dB)
THD(%) Equivalent Input noise voltage
(µVrms)
Max. output voltage
(Vrms)
Cross talk between
A and B
(dB)
Channel separation
(dB)
Package RoHS
BA3430FS 7.0 to 18.0 10.3 2 Ö Ö Ö Ö 85 0.05 0.7 0.9 65 65 SSOP-A24 Yes



內建ALC的預放大器
Part No. Supply voltage
(V)
Circuit current
(mA)
Open loop gain
(dB)
THD(%) Input register
(kΩ)
Max. output voltage
(Vrms)
Equivalent Input noise voltage
(µVrms)
ALC
range
(dB)
Channel balance
(dB)
Channel separation
(dB)
Package RoHS
BA3308F 4.5 to 14.0 3.5 80 0.1 25 1.2 1.0 45 0 75 SOP14 Yes
BA3308FV 4.5 to 14.0 3.5 80 0.1 25 1.2 1.0 45 0 75 SSOP-B14 Yes



卡拉OK/環繞數位迴響
Part No. Supply voltage
(V)
Circuit current
(mA)
Max. output voltage
(Vrms)
THD
(%)
Noise level
(dBV)
Clock signal Delay time
(msec)
Mute function Package RoHS
BU9253FS 4.0 to 5.5 6 1.7 1.5
(Delay signal)
0.02
(Source signal)
-80
(Delay signal)
-90
(Source signal)
CR Oscillation 131
(fclk=375kHz)
Usable SSOP-A16 Yes
BU9262AFS 4.0 to 5.5 20 1.8 1.5
(Delay signal)
0.01
(Source signal)
-80
(Delay signal)
-100
(Source signal)
External Input 9.2-192ms Auto SSOP-A32 Yes

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