參數(shù)資料
型號(hào)： BD3861FS
廠商： Rohm Semiconductor
文件頁(yè)數(shù)： 3/5頁(yè)
文件大小： 0K
描述： IC AUDIO CONTROL LSI SSOP-A32
標(biāo)準(zhǔn)包裝： 2,000
類型： 立體聲音量控制
應(yīng)用： 家用音頻
安裝類型： 表面貼裝
封裝/外殼： 32-SSOP
供應(yīng)商設(shè)備封裝： 32-SSOPA
包裝： 管件
Technical Note
3/15
www.rohm.com
2010.10 - Rev.A
2010 ROHM Co., Ltd. All rights reserved.
BD3403FV,BD3861FS,BD3883FS
BD3861FS
VCC=9V, f=1KHz, VIN=1Vrms, Rg=600
, RL=10k, Ta=25℃, Input Gain=0dB, VOL=0dB,
Bass, Middle, Treble=0dB, unless otherwise noted.
Parameter
Symbol
Limits
Unit
Condition
Min.
Typ.
Max.
TO
T
A
L
Circuit Current
IQ
-
13.0
26.0
mA
At no signal
Output Voltage Gain
GV
-1.5
0.0
1.5
dB
GV=20log(VOUT/VIN)
Total Harmonic Distortion
THD
-
0.02
0.08
%
400 to 30kHz BPF
Maximum Output Voltage
VOM
2.0
2.5
-
Vrms
THD=1%
Output Noise Voltage
VNO
-
8.0
15.0
Vrms
Rg=0kΩ, IHF-A
Cross-talk between Channels
CT
-
-80
-70
dB
Rg=0kΩ, IHF-A
INPUT
6dB SW Gain
GV6
5
6
7
dB
VIN=200mVrms
GV6=20log(VOUT/VIN)
Input Voltage Gain 1
GvmaxI1
-1
*1
+1
dB
VIN=200mVrms
From 0 to 10dB
GvmaxI1=20log(VOUT/VIN)
Input Voltage Gain 2
GvmaxI2
-1.5
*1
+1.5
dB
VIN=200mVrms, From 12 to 26dB
GvmaxI2=20log(VOUT/VIN)
Input Gain Switching Step
GvmaxIst
-
2
-
dB
From 0 to 26dB
Input Total Harmonic Distortion
THDI
-
0.02
0.08
%
400 to 30kHz BPF
Input Maximum Output Voltage
VOMI
2.0
2.5
-
dB
THD=1%
Cross-talk between Selectors
CS
-
-80.0
-70.0
dB
Rg=0kΩ, IHF-A
CS=20log(VOUT/VIN)
Input Impedance
RI
35.0
50.0
65.0
kΩ
RI=51k×VOUT/ (VIN-VOUT)
E Input SW Attenuation
GRE
-
-20.0
-15.0
dB
GRE=20log(VOUT/VIN)
INPUT
VOLUME
Input Volume 1
GIV1
-2
*1
+2
dB
From 0 to -50dB
GIV1=20log(VOUT/VIN)
Input Volume 2
GIV2
-3
*1
+3
dB
From -54 to –70dB
GIV2=20log(VOUT/VIN)
Volume Switching Step 1
GIVst1
-
2
-
dB
From 0 to -50dB
Volume Switching Step 2
GIVst2
-
4
-
dB
From -54 to –70dB
Maximum attenuation
GminI
-
-90.0
dB
IHF-A, GminI=20log(VOUT/VIN)
OUTPUT
VOLUME
Output Volume
GOV
-1
*1
+1
dB
From 0 to –59dB
Gov=20log(VOUT/VIN)
Output Switching Step
GOVst
-
1
-
dB
From 0 to –59dB
Maximum attenuation
GminO
-
-90.0
dB
IHF-A
GminO=20log(VOUT/VIN)
BASS
Bass Boost Gain
GBB
-2
*1
+2
dB
VIN=200mVrms, f=90Hz,
From 0 to 14dB
GBB=20log(VOUT/VIN)
Bass Cut Gain
GBC
-2
*1
+2
dB
VIN=200mVrms, f =90Hz,
From -14 to 0dB
GBC=20log(VOUT/VIN)
Bass Switching Step
GBST
-
2
-
dB
VIN=200mVrms, f=90Hz
MIDDLE
Middle Boost Gain
GMB
-2
*1
+2
dB
VIN=200mVrms, From 0 to 12dB
GMB=20log(VOUT/VIN)
Middle Cut Gain
GMC
-2
*1
+2
dB
VIN=200mVrms, From -12 to 0dB
GMC=20log(VOUT/VIN)
Middle Switching Step
GMST
-
2
-
dB
VIN=200mVrms
TREBLE
Treble Boost Gain
GTB
-2
*1
+2
dB
VIN=200mVrms,
f=10kHz
From 0 to 12dB
GTB=20log(VOUT/VIN)
Treble Cut Gain
GTC
-2
*1
+2
dB
VIN=200mVrms,
f=10kHz
From -12 to 0dB
GTC=20log(VOUT/VIN)
Treble Switching Step
GTST
-
2
-
dB
VIN=200mVrms, f=10kHz
MIC
Microphone Voltage Gain
GMIC
4.5
6.0
7.5
dB
VIN=200mVrms
GMIC=20log(VOUT/VIN)
*1
Typ. is set to the value descrived in condition.
Min. and Max. mean the error.
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