sx8725c Semtech Corporation, sx8725c Datasheet - Page 37

• Manufacturer Part Number: sx8725c
• Description: Zoomingadc For Sensing Data Acquisition
• Manufacturer: Semtech Corporation

Revision 1.01
© Semtech
8.2 Gain Configuration Flow
The diagram below shows the flow to set the gain of your configuration:
ADVANCED COMMUNICATIONS & SENSING
Set PGA 3 gain
GAIN = PGA3
Enable PGA3
Gain < 10 ?
Set gain
Yes
January 2011
Figure 19. Gain configuration flowchart
No
Enable PGA2&3
Set PGA 2 gain
Set PGA 3 gain
Page 37
PGA2 x PGA3
Gain < 100 ?
GAIN =
End
Yes
ZoomingADC for sensing data acquisition
No
PGA1 x PGA2 x PGA3
Enable PGA1,2&3
Set PGA 1 gain
Set PGA 2 gain
Set PGA 3 gain
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GAIN =
SX8725C
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