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3
Features and Functions
16-bit AI range
The following
of bipolar and unipolar input ranges of the U2351A, U2352A, U2353A, U2354A,
U2355A, and U2356A models.
Table 3-5
Analog input range and digital code output for bipolar
Description
Full-scale Range (FSR)
Least significant bit (LSB)
FSR–1LSB
Midscale+1LSB
Midscale
Midscale–1LSB
–FSR
Table 3-6
Analog input range and digital code output for unipolar
Description
Full-scale Range (FSR)
Least significant bit (LSB)
FSR –1LSB
Midscale +1LSB
Midscale
Midscale –1LSB
–FSR
50
Table 3-5
and
Bipolar analog input range
±10 V
±5 V
305.2 µV
152.6 µV
9.999695 V
4.999847 V
305.2 µV
152.6 µV
0 V
–305.2 µV
–152.6 µV
–10 V
–5 V
Unipolar analog input range
0 V to 10 V
0 V to +5 V
152.6 µV
76.3 µV
9.999847 V
4.999924 V
5.000153 V
2.500076 V
5 V
2.5 V
4.999847 V
2.499924 V
0 V
0 V
Table 3-6
describes the ideal transfer characteristics
±2.5 V
76.3 µV
2.499924 V
76.3 µV
0 V
0 V
–76.3 µV
–2.5 V
0 V to +2.5 V
38.15 µV
2.499962 V
1.250038 V
1.25 V
1.249962 V
0 V
Keysight U2300A Series User's Guide
Digital code
output
±1.25 V
38.15 µV
1.249962 V
38.15 µV
0 V
–38.15 µV
–1.25 V
0 V to +1.25 V
19.07 µV
1.249981 V
0.625019 V
0.625 V
0.624981 V
0 V
7FFF
0001
0000
FFFF
8000
Digital code
output
7FFF
0001
0000
FFFF
8000
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