LA3242 データシートの表示（PDF） - SANYO -> Panasonic
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LA3242 Datasheet PDF : 12 Pages
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LA3242
Operating Characteristics at Ta = 25°C, VCC = 6.0 V, RL = 10 kΩ, f = 1 kHz, 0 dB = 0.775 V
Parameter
Quiescent current
Quiescent current
[REC Amp]
Voltage gain (Open)
Voltage gain (Closed)
Total harmonic distortion
Maximum output voltage
Equivalent input noise
voltage
Input resistance
Crosstalk
Channel balance
[Microphone Amp]
Voltage gain (Open)
Voltage gain (Closed)
Total harmonic distortion
Maximum output voltage
Equivalent input noise
voltage
Input resistance
Crosstalk
[ALC]
ALC range
ALC balance
ALC distortion
ALC output voltage
Crosstalk
Crosstalk
ALC ON-state voltage
ALC OFF-state voltage
[Switch]
ON-state resistance
DC feedback resistance
Symbol
ICCO
ICCS
Conditions
Me/Nor, Nor/High SW OFF
Me/Nor, Nor/High SW ON
VGO1
VG1
THD 1
VO max
VNI1
RI1
CT1
CT2
VBL
VO = 0 dBm
VO = 0.4 V
THD = 1%
Rg = 2.2 kΩ, B.P.F = 20 Hz to 20 kHz
Between REC amps
REC amp→Microphone amp
VIN = –50 dBm
VGO2
VG2
THD2
VO max
VNI2
RI2
CT3
VO = 0 dBm
VO = 0.4 V
THD = 1%
Rg = 2.2 kΩ, B.P.F = 20 Hz to 20 kHz
Microphone amp→REC amp
ALCW
ALCB
ALCTHD
ALCVO
CT4
CT5
ALCon
ALCoff
Input range when output distortion becomes 1%
after ALC begins to the applied.
Output difference between CH1 and CH2
VIN = –40 dBm
VIN = –40 dBm
Between REC amps
REC amp→Microphone amp
Voltage on pin 17
Voltage on pin 17
RON
RF1
min typ max Unit
5 7.5 12 mA
12 16 20 mA
75 85
dB
42.5 44.5 46.0 dB
0.1 0.7 %
0.7 1.0
V
1.1 1.7 µV
40
50
60 kΩ
50 60
dB
50 75
dB
0
2 dB
60 70
23 25
0.05
0.8 1.1
1.1
40 50
45 60
dB
27 dB
0.5 V
V
1.7 µV
60 kΩ
dB
40 45
dB
0
2 dB
0.15 0.8 %
0.33 0.42 0.53 V
45 60
dB
50 70
dB
1.0 V
1.5
V
30
70 Ω
40
50
60 kΩ
Pd max – Ta
Ambient temperature, Ta – °C
No.2620-2/12
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