41.6.10.5 Cascaded Non-Inverting PGA

The OPAMPs can be configured as three cascaded, non-inverting PGAs using these settings in OPAMPCTRLx:

Table 41-6. Cascaded Non-Inverting PGA (Exemple: R1=4R, R2=12R)
MUXPOSMUXNEGRES1MUXPOTMUXRES2VCCRES2OUTRES1ENANAOUT
OPAMP0000001111000110
OPAMP1010001111000110
OPAMP2010001111000110
Figure 41-6. Cascaded Non-Inverting PGA