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ST5080A View Datasheet(PDF) - STMicroelectronics

Part Name
Description
MFG CO.
ST5080A
ST-Microelectronics
STMicroelectronics ST-Microelectronics
'ST5080A' PDF : 32 Pages View PDF
ST5080A
DISTORTION
Symbol
STDx
STDr
Parameter
Signal to Total Distortion
SDFx
SDFr
IMD
Single Frequency Distortion
transmit
Single Frequency Distortion
receive
Intermodulation
Test Condition
Sinusoidal Test Methode
(measured using C message
weighting Filter)
Level = 0 dBm0 to - 20 dBm0
Level = - 20 to -30 dBm0
Level = - 40 dBm0
Level = - 45 dBm0
0 dBm0 input signal
Min. Typ. Max. Unit
37
dBC
36
dBC
29
dBC
24
dBC
-46
dB
0 dBm0 input signal
-46
dB
Loop-around measurament
Voltage at VMIC = -4 dBm0
to -21 dBm0, 2 Frequencies in
the range 300 - 3400 Hz
-41
dB
CROSSTALK
Symbol
CTx-r
Parameter
Transmit to Receive
CTr-x
Receive to Transmit
Test Condition
Transmit Level = 0 dBm0,
f = 300 - 3400 Hz
DR = QuietPCM Code
Receive Level = 0 dBm0,
f = 300 - 3400 Hz
VMIC = 0V
APPLICATION NOTE FOR MICROPHONE CONNECTIONS
Min. Typ. Max. Unit
-65
dB
-65
dB
The 4 connection modes (since the MIXED MODE is symmetrical with respect to MIC1 and MIC2) allow
one microphone at a time to be selected via the VS bit (bit 7 of Control Register CR4).
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