AD8691 datasheet(6/12 Pages) AD | Low Cost, Low Noise, CMOS Rail-to-Rail Output Operational Amplifiers

6 page

AD8691/AD8692/AD8694

Rev. 0 | Page 6 of 12

TYPICAL PERFORMANCE CHARACTERISTICS

VS = +5 V or ±2.5 V, unless otherwise noted.

VOS (mV)

500

1.0k

1.5k

2.0k

2.5k

–2.0

–1.5

–1.0

–0.5

0.5

1.0

1.5

2.0

VS = 5V

VCM = –0.3V TO +3.9V

Figure 7. Input Offset Voltage Distribution

TCVOS (µV/°C)

VS = 5V AND 2.7V

VCM = 2.5V

TA = –40°C TO +125°C

4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0

0.5 1.0 1.5 2.0 2.5 3.0 3.5

Figure 8. AD8692/AD8694 Input Offset Voltage Drift Distribution

–2.0k

–1.6k

–1.2k

–800

–400

400

800

1.2k

1.6k

2.0k

–0.3 0

0.3 0.6 0.9 1.2

1.8

3.0

1.5

2.1 2.4 2.7

3.6

3.3

3.9

COMMON-MODE VOLTAGE (V)

VS = 5V

TA = 25°C

Figure 9. Input Offset Voltage vs. Common-Mode Voltage

TEMPERATURE (

°C)

–50

100

150

200

250

300

–40

–20

100

120

–10

110

–30

VS = 5V AND 2.7V

Figure 10. Input Bias Current vs. Temperature

0.2

0.4

0.6

0.8

1.0

VSY (V)

Figure 11. Supply Current vs. Supply Voltage

0.5

1.0

1.5

2.0

2.5

–40

–20

100

120

140

TEMPERATURE (

°C)

VS = ±2.5V AND ±1.35V

ISY @ ±2.5V

ISY @ ±1.35V

Figure 12. Supply Current vs. Temperature

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