Datasheet

ADC
AIN0
VREFN
VREFP
AIN1
AIN2
AIN3
AIN4
AIN5
AIN6
AIN7
AIN8
AIN9
AIN10
AIN11
AIN12
AIN13
AIN14
AIN15
AINCOM
Multiplexer
Reference/Gain Monitor
NOTE: ESD diodes not shown.
Supply Monitor
AVDD
AVSS
AVDD
AVSS
Temperature Sensor Monitor
1x 2x
8x 1x
AVDD
(AVDD
−
AVSS)/2
AVSS
Sensor Bias Offset Monitor
MUXOUTP
MUXOUTN
ADCINP
ADCINN
Internal
Reference
AVSS
ADS1258-EP
SBAS445D –MARCH 2009– REVISED MARCH 2011 www.ti.com
Figure 36. Input Multiplexer
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