MSM7577 データシートの表示（PDF） - Oki Electric Industry
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MSM7577 Datasheet PDF : 8 Pages
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¡ Semiconductor
MSM7577
Analog Interface Characteristics
Parameter
RX-AUDIO
Path Gain
RX-AUDIO
Loss Level (Mute)
TX-AUDIO
Loss Level
TX-AUDIO
Path Gain
MIC Path Gain
ATT
Establish Error
TX-AUDIO
Distortion
Symbol
VRXA
LRXA
LTXA
VTXA
VRTA
VATG
—
Condition
RAUD-RCV1
ATT = 0 dB
ATTE = L
RAUD-RCV1
RAUD = –20 dBV
ATTE = 0 dB
ATTE = LÆH
MIC-TAUD
MIC = –20 dBV
ATTE = LÆH
MIC-TAUD
AO3 and AN3 are connected
600 W load resistance
MIC-RCV1
AO3 and AN3 are connected
RAUD-RCV1
ATT0 to ATT2
MIC = –7.45 dBV
fi = 1 kHz
600 W load resistance
( Ta = –20°C to 70°C, VDD = 2.7 V to 5.25 V )
Min.
Typ. Max. Unit
+14
+15
+16
dB
40
—
—
dB
40
—
—
dB
–1.0
0
+1.0
dB
–9.5
–8.5
–7.5
dB
–0.3
0
+0.3
dB
—
—
8
%
6/8
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