Analog Devices EVAL-ADAQ4001FMCZ, User Manual

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User Guide UG-1533
EVALUATION BOARD HARDWARE
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LINK CONFIGURATION FOR DIFFERENT GAIN
OPTIONS
Multiple link options must be set correctly for the appropriate gain
configuration of the ADAQ4001 or ADAQ4003 . Table 3 details the
different gain positions for the links of the EVAL-ADAQ4001PMDZ
and EVAL-ADAQ4003PMDZ .
Figure 4. Gain = 0.454
Figure 5. Gain = 0.9
Figure 6. Gain = 1
Figure 7. Gain = 1.9
Table 3. The Different Gain Positions Available for the Links of the EVAL-ADAQ4001PMDZ or EVAL-ADAQ4003PMDZ
Gain
Input Range (V) Input Signal on Pins Test Conditions
0.454 ±11 R1K1− and R1K1+ For JP2, tie A1 to A2 and tie B1 to B2, and for JP3, tie A1 to A2 and tie B1 to B2 (see Figure 4 ).
0.9 ±5.5 R1K1− and R1K1+ For JP2, tie B1 to B2, and for JP3, tie B1 to B2 (see Figure 5 ).
1 ±5 R1K− and R1K+ For JP2, tie A2 to B1, and for JP3, tie A1 to B2 (see Figure 6 ).
1.9 ±2.6 R1K1−, R1K−, R1K1+, and R1K+ For JP2, tie B1 to A2 and B2, and for JP3, tie B2 to A1 and B1 (see Figure 7 ).