MAS9090B Micro Analog Systems, MAS9090B Datasheet - Page 21

• Manufacturer Part Number: MAS9090B
• Description: Low Voltage 14-bit Linear Codec
• Manufacturer: Micro Analog Systems

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msb
msb
0
0
1
1
0
0
1
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state at power on initialization
0
1
0
1
0
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1
-
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1
0
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1
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1
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0
1
0
1
1
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Data sent to RX path or data received from
RX input
TX data transmitted
TX input muted
MIC1 selected
MIC2 selected
MIC3 selected
Internal side tone disabled
Internal side tone enabled
RX output muted
SP1 output selected
SP2 output selected
NOT ALLOWED
Ring/Tone to SP1 or SP2 disabled
Ring/Tone to SP1 or SP2 enabled
Receive HP filter enabled
Receive HP filter disabled
RX signal to SP1 or SP2 disabled
RX signal to SP1 or SP2 enabled
0 dB gain
1.5 dB gain
in 1.5 dB steps
22.5 dB gain
-12.5 dB gain
-13.5 dB gain
in 1 dB steps
-27.5 dB gain
March 20, 1998
DA9090B.002
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