AD5246

TEST CIRCUITS

Figure 20 to

define the test conditions used in the

product Specification tables.

Figure 24

W

B

DUT

Figure 20. Test Circuit for Resistor Position Nonlinearity Error

(Rheostat Operation; R-INL, R-DNL)

PSS (%/%) =

PSRR (dB) = 20 LOG

DUT

MS

DD

(

)

W

B

V+

∆V

∆V

∆V

Figure 21. Test Circuit for Power Supply Sensitivity (PSS, PSSR)

W

10k

Ω

10k

Ω

2.5V

B

+15V

–15V

OP27

DUT

Figure 22. Test Circuit for Gain vs. Frequency

W

B

DUT

CODE = 0x00

0.1V

0.1V

Figure 23. Test Circuit for Incremental ON Resistance

W

B

NO CONNECT

DUT

Figure 24. Test Circuit for Common-Mode Leakage Current

Rev. 0 | Page 10 of 20