AD8538/AD8539

Data Sheet

Rev. B | Page 18 of 24

VS = 2.7 V or ±1.35 V, TA = 25°C, AD8539 only, unless otherwise noted.

–10 –9 –8 –7 –6 –5 –4 –3 –2 –1 0 1 2 3 4 5 6 7 8 9 10

VOS

350

300

250

200

150

100

50

0

AD8539

VSY = 2.7V

0V < VCM < 2.7V

TA = 25°C

Figure 56. AD8539 Input Offset Voltage Distribution

0

0.016

0.032

0.048

0.064

0.080

0.096

TCVOS (µV)

45

40

35

30

25

20

15

10

5

0

AD8539

VSY = ±1.35V

–40°C < TA < +125°C

Figure 57. AD8539 Input Offset Voltage Drift Distribution

20

15

10

5

0

–5

–10

–15

–20

0

0.3

0.6

0.9

1.2

1.5

1.8

2.1

2.4

2.7

VCM (V)

AD8539

VSY = 2.7V

0V < VCM < 2.7V

TA = 25°C

Figure 58. AD8539 Input Offset Voltage vs. Input Common-Mode Voltage

–40 –25

–10

5

20

35

50

65

80

95

110 125

TEMPERATURE (°C)

35

30

25

20

15

10

5

0

AD8539

VSY = 2.7V

VDD – VOH, RL = 10kΩ

VDD – VOH, RL = 100kΩ

VOL, RL = 10kΩ

VOL, RL = 100kΩ

Figure 59. AD8539 Output Saturation Voltage vs. Temperature

60

70

80

50

40

30

20

10

0

1

10

100

1k

CAPACITANCE (pF)

OS+

AD8539

VSY = ±1.35V

RL = 2kΩ

OS–

Figure 60. AD8539 Small Signal Overshoot vs. Load Capacitance

TIME (4µs/DIV)

AD8539

VSY = ±1.35V

AV = 1

CL = 300pF

RL = 10kΩ

Figure 61. AD8539 Large Signal Transient Response