Appendix A -- Interface 1000 Specifications--Floating Operation
9 - 2
Current to Voltage Converter
Maximum Full Scale Range 1000 mA Note 13
Minimum Full Scale Range 10
100 (after x100 gain)
nA
pA
Note 13
Voltage across Rm Typ 100 mV at
full scale
Note 14
Output Voltage (at Monitor and ADC in)
Typ 3.0 Volts
full scale
Input Offset Current Max 5 pA Note 15
Range Zero Offset Max 0.05 % of
range
Note 15
Gain Tolerance
600 mA to 6 nA ranges
Max
0.3
% of
reading
Note 15
Zero drift Typ 0.03
% FS /°C
Note 16
Bandwidth
600 mA to 600 µA ranges
60 µA range
6 µA range
Typ
> 10
> 1.5
> 0.15
MHz Note 17
Current Measurement
Resolution Typ 0.00333… % FS
/bit
Offset Range Typ
± 100
% of
range
Post- Offset Gain Typ 1x, 10x, 100x
Accuracy Typ Dominated by current to voltage error
(see above)
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