AD8539ARMZ datasheet(16/24 Pages) AD

16 / 24 page

AD8538/AD8539

Data Sheet

Rev. B | Page 16 of 24

1000

900

800

700

600

500

400

300

200

100

0.01

100

10k

100k

10M

FREQUENCY (Hz)

AD8539

VSY = ±2.5V

AV = 100

AV = 10

AV = 1

Figure 46. AD8539 Closed-Loop Output Impedance vs. Frequency

100

CAPACITANCE (pF)

OS–

OS+

AD8539

VSY = ±2.5V

RL = 2kΩ

Figure 47. AD8539 Small Signal Overshoot vs. Load Capacitance

TIME (2µs/DIV)

AD8539

VSY = 5V

AV = 1

CL = 300pF

RL = 2kΩ

Figure 48. AD8539 Small Signal Transient Response

TIME (4µs/DIV)

AD8539

VSY = 5V

AV = 1

CL = 300pF

RL = 10kΩ

Figure 49. AD8539 Large Signal Transient Response

INPUT VOLTAGE

OUTPUT VOLTAGE

AD8539

VSY = ±2.5V

AV = –50

0.15

0.10

0.05

–0.05

–0.10

–0.15

–0.20

–0.25

–1

–2

–3

TIME (20µs/DIV)

Figure 50. AD8539 Positive Overload Recovery

INPUT VOLTAGE

OUTPUT VOLTAGE

AD8539

VSY = ±2.5V

AV = –50

0.05

–0.05

–0.10

–0.15

–0.20

–0.25

–0.30

–0.35

7.5

6.5

5.5

4.5

3.5

2.5

1.5

0.5

–0.5

TIME (20µs/DIV)

Figure 51. AD8539 Negative Overload Recovery

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