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BD3811KS Arkusz danych(PDF) 2 Page - Rohm

Numer części BD3811KS
Szczegółowy opis  5.1ch Sound Processor
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Producent  ROHM [Rohm]
Strona internetowa  http://www.rohm.com
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Technical Note
2/17
www.rohm.com
2010.06 - Rev.A
© 2010 ROHM Co., Ltd. All rights reserved.
BD3811K1,BD3818KS
Absolute maximum ratings (Ta=25℃)
Parameter
Symbol
Ratings
Unit
Power Supply Voltage
VCC
7.5
*1
V
VEE
-7.5
Input Signal Voltage
VIN
VCC+0.3 to VEE-0.3
V
Power Dissipation
Pd
1200
*2
mW
Operating Temperature range
Topr
-20 to
75
Storage Temperature range
Tastg
-55 to
125
*1
Even in the specified range of Power Supply Voltage, applying voltage only to the VCC side may cause an excessive current
to give a permanent damage to the IC.
When starting up power supplies, VEE and VCC should be powered on simultaneously or VEE first; then followed by VCC.
*2
Reduced by 12 mW/℃ over 25℃, when installed on the standard board (size: 70x70x1.6mm).
Operating range
It must function normally at Ta=25℃.
Part No.
Parameter
Symbol
Ratings
Unit
Min.
Typ.
Max.
BD3811K1
Operating Supply Voltage
VCC
5
7
7.3
V
VEE
-7.3
-7
-5
BD3818KS
Operating Supply Voltage
VCC
5
7
7.4
V
VEE
-7.4
-7
-5
Electrical characteristics
1) BD3811K1 (Ta=25℃, VCC=7V, VEE=-7V, f=1kHz, Vin=1Vrms, RL=10kΩ, Rg=600Ω, Input ATT=0dB,
Input gain=0dB, Master volume=0dB, Output gain=0dB, Bass, Treble and bass boost=0dB, unless otherwise noted.)
Parameter
Symbol
Limits
Unit
Conditions
Min.
Typ.
Max.
Circuit Current
VCC
IQ
15
30
mA
No signal
VEE
-30
-15
Output Voltage Gain 1ch
Gv1
-2
0
2
dB
Measure : Pin55
Output Voltage Gain 2ch
Gv2
-2
0
2
dB
Measure : Pin57
Total Harmonic Distortion
Ratio 1ch
THD1
0.005
0.09
%
Measure : Pin55
BW=400~30kHz
Total Harmonic Distortion
Ratio 2ch
THD2
0.005
0.09
%
Measure : Pin57
BW=400~30kHz
Maximum Output Voltage 1ch
Vomax1
3.4
4.2
Vrms
Measure : Pin55
THD=1%
Maximum Output Voltage 2ch
Vomax2
3.4
4.2
Vrms
Measure : Pin57
THD=1%
Output Noise Voltage 1ch
Vno1
2.5
12
µVrms Measure : Pin 55 Rg=0
Ω
,
Tone: ON BW=IHF-A
2.0
9.0
µVrms Measure : Pin 55 Rg=0
Ω
,
By Pass mode BW=IHF-A
Output Noise Voltage 2ch
Vno2
2.5
12
µVrms Measure : Pin 57 Rg=0
Ω
,
Tone: ON BW=IHF-A
2.0
9.0
µVrms Measure : Pin 57 Rg=0
Ω
,
By Pass mode BW=IHF-A
Input Impedance 1ch
Rin1
28
47
70
Measure : Pin1, 3, 5, 7, 9, 11, 77, 79
Input Impedance 2ch
Rin2
28
47
70
Measure : Pin2, 4, 6, 8, 10, 12, 78, 80
Cross-talk between Channels
1ch
2ch
CTC12
-100
-70
dB
Measure : Pin57(OUT2)
Rg=0Ω, BW=IHF-A
Reference : Pin55(OUT1)=1Vrms
Cross-talk between Channels
2ch
1ch
CTC21
-100
-70
dB
Measure : Pin55(OUT1)
Rg=0Ω, BW=IHF-A
Reference : Pin57(OUT2)=1Vrms
Cross-talk
between Selectors 1ch
CTS1
-100
-70
dB
Measure : Pin 55
Rg=0Ω, BW=IHF-A
Cross-talk
between Selectors 2ch
CTS2
-100
-70
dB
Measure :Pin 57
Rg=0Ω, BW=IHF-A


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