User guide

MAX1464
Low-Power, Low-Noise Multichannel
Sensor Signal Processor
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DOP CONFIGURATION PWRDAC PWROP SELDAC SELPWM ENDAC ENPWM BUF
DAC OFF, PWM OFF, op amp OFF. 0 0 X X 0 0 X
DAC OFF, PWM OFF, op amp ON. AMPnP and
AMPnM routed to LG op amp.
010X000
DAC OFF, PWM OFF, op amp ON. LG op amp
configured as unity-gain buffer.
010X001
DAC OFF, PWM OFF, op amp ON. AMPnP and
AMPnM routed to SM op amp.
011X000
DAC OFF, PWM OFF, op amp ON. SM op amp
configured as unity-gain buffer.
011X001
DAC OFF, PWM ON, op amp OFF. PWM output on
OUTnSM. AMPnP and AMPnM disabled.
000001X
DAC OFF, PWM ON, op amp OFF. PWM output on
OUTnLG. AMPnP and AMPnM disabled.
000101X
DAC OFF, PWM ON, op amp ON. AMPnP and AMPnM
routed to LG op amp. PWM output on OUTnSM.
0100010
DAC OFF, PWM ON, op amp ON. LG op amp
configured as unity-gain buffer. PWM output on
OUTnSM.
0100011
DAC OFF, PWM ON, op amp ON. AMPnP and AMPnM
routed to SM op amp. PWM output on OUTnLG.
0111010
DAC OFF, PWM ON, op amp ON. SM op amp
configured as unity-gain buffer. PWM output on
OUTnLG.
0111011
DAC ON, PWM OFF, op amp OFF. DAC output on
OUTnSM. AMPnP and AMPnM disabled.
100X10X
DAC ON, PWM OFF, op amp OFF. DAC output on
OUTnLG. AMPnP and AMPnM disabled.
101X10X
DAC ON, PWM OFF, op amp ON. DAC output on
OUTnSM. AMPnP and AMPnM routed to LG op amp.
110X100
DAC ON, PWM OFF, op amp ON. DAC output on
OUTnSM. LG op amp configured as unity-gain buffer.
110X101
DAC ON, PWM OFF, op amp ON. DAC output on
OUTnLG. AMPnP and AMPnM routed to SM op amp.
111X100
DAC ON, PWM OFF, op amp ON. DAC output on
OUTnLG. SM op amp configured as unity-gain buffer.
111X101
DAC ON, PWM ON, op amp OFF. DAC output on
OUTnSM. PWM output on OUTnLG. AMPnP and
AMPnM disabled.
1X0111X
DAC ON, PWM ON, op amp OFF. DAC output on
OUTnLG. PWM output on OUTnSM. AMPnP and
AMPnM disabled.
1X1011X
Table 21. DOPn Configuration Options