Back side of the Embedded Local Monitor Board  ELMB3

Size 50x67 mm  March  2001 version

Delta-sigma ADC CRYSTAL CS5523

Differential voltage inputs
6 bipolar or unipolar input ranges from 25mV to 4.5V
100 pA input current on 25mV,55mV and 100mV
10nA on 1V, 2.5V and 5V ranges
8 conversion rates from 2 Hz to 100Hz
64 channel input t multiplexer
 +5V and -5V on board power regulators