BA3880AFS Просмотр технического описания (PDF) - ROHM Semiconductor
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BA3880AFS Datasheet PDF : 9 Pages
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Audio ICs
!Absolute maximum ratings (Ta = 25°C)
Parameter
Symbol
Limits
Power supply voltage
VCC
Power dissipation
Pd
11
1000 ∗
Operating temperature
Topr
−40~+85
Storage temperature
Tstg
−55~+125
∗ Reduced by 10mW for each increase in Ta of 1°C over 25°C.
!Recommended operating conditions
Parameter
Power supply voltage
Symbol
VCC
Limits
5.4~10.8
BA3880AS / BA3880AFS
Unit
V
mW
°C
°C
Unit
V
!Electrical characteristics
(unless otherwise noted, Ta = 25°C, VCC = 9V, fIN = 1kHz, VIN = 200mVrms, Rg = 600Ω, RL = 100k Ω and VCTL = 4.5V)
Parameter
Symbol Min. Typ. Max. Unit
Conditions
Circuit current
ICC
3.9
5.9
11.8
mA VIN = 0Vrms
Voltage gain 1
GV1
−2.0
0
2.0
dB VCTL = 9V
Voltage gain 2
GV2
−2.5 −0.5
1.5
dB
Voltage gain 3
GV3
−1.0
1.0
4.0
dB fIN = 10kHz
Voltage gain 4
GV4
9.0
11.0 13.0
dB fIN = 10kHz, VCTL = 0V
Voltage gain 5
GV5
−
4.0
−
dB fIN = 50Hz
Channel balance
CB
−2.0
0
2.0
dB fIN = 10kHz, VCTL = 0V
Maximum output voltage
VOM
2.0
2.3
−
Vrms THD = 1%
Output noise voltage 1
VNO1
−
2
10 µVrms Rg = 0Ω, DIN AUDIO, VCTL = 9V
Output noise voltage 2
VNO2
−
16
70 µVrms Rg = 0Ω, DIN AUDIO
Total harmonic distortion 1 THD1
−
0.005 0.05
% 400Hz~30kHz BPF, VCTL = 9V
Total harmonic distortion 2 THD2
−
0.04
0.4
% 400Hz~30kHz BPF
Channel separation
CS
−
−67
−60
dB VIN = 1Vrms
Ripple rejection ratio
RR
60
68
−
dB Rg = 0Ω, fR = 100Hz, VR = 100mVrms
∗Note : When VCTL = 9V, the IC is in bypass mode (through operations).
When VCTL = 4.5V, the IC is in processor mode (enhance operations) with minimum definition level.
When VCTL = 0V, the IC is in processor mode (enhance operations) with maximum definition level.
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