REV. 0

–13–

AD5260/AD5262

CODE – Decimal

0

256

0.01

100

0.1

1

10

32

64

96

128 160 192 224

HOURS OF OPERATION AT 150 C

0

500

–0.20

0.10

–0.10

0

0.05

100

200 250 300 350 400 450

AVG –3

SS = 135 UNITS

50

150

–0.05

–0.15

AVG +3

AVG

TPC 28. Long-Term Resistance Drift

–0.50

0

40

30

CODE SET TO MID-SCALE

3 LOTS

SAMPLE SIZE = 135

20

10

–0.40 –0.30 –0.20 –0.10

0

0.10 0.20

TPC 29. Channel-to-Channel

Resistance Matching (AD5262)

A

W

B

DUT

V

Test Circuit 1. Potentiometer Divider

Nonlinearity Error (INL, DNL)

NC

A

W

B

DUT

NC = NO CONNECT

Test Circuit 2. Resistor Position Nonlinearity Error

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

A

W

B

DUT

Test Circuit 3. Wiper Resistance

PSS (%/%) =

PSRR (dB) = 20 LOG

(

)

A

W

B

V+

Test Circuit 4. Power Supply Sensitivity (PSS, PSSR)

+13V

–13V

W

A

B

OFFSET

GND

DUT

AD8610

Test Circuit 5. Gain vs. Frequency

W

B

DUT

0.1V

0.1V

A = NC

Test Circuit 6. Incremental ON Resistance

W

B

A

NC

GND

NC

DUT

Test Circuit 7. Common-Mode Leakage Current

TEST CIRCUITS

Test Circuits 1 to 9 define the test conditions used in the product specification table.