AD8539ARMZ-REEL(RevB) View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

AD8539ARMZ-REEL
(Rev.:RevB)

Low Power, Precision, Auto-Zero Op Amps

Analog Devices 

AD8538/AD8539

1000

900

AD8539

VSY = ±2.5V

800

700

600

500

400

300

200

AV = 100 AV = 10

AV = 1

100

0.01

100

1k

10k

100k

1M

10M

FREQUENCY (Hz)

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

60

AD8539

VSY = ±2.5V

50 RL = 2kΩ

40

30

OS+

20

OS–

10

0

1

10

100

1k

CAPACITANCE (pF)

Figure 47. AD8539 Small Signal Overshoot vs. Load Capacitance

AD8539

VSY = 5V

AV = 1

CL = 300pF

RL = 2kΩ

TIME (2µs/DIV)

Figure 48. AD8539 Small Signal Transient Response

AD8539

VSY = 5V

AV = 1

CL = 300pF

RL = 10kΩ

Data Sheet

TIME (4µs/DIV)

Figure 49. AD8539 Large Signal Transient Response

0.15

0.10

0.05

0

–0.05

–0.10

–0.15

–0.20

–0.25

INPUT VOLTAGE

5

AD8539

VSY = ±2.5V 4

AV = –50

3

2

1

0

–1

OUTPUT VOLTAGE

–2

–3

TIME (20µs/DIV)

Figure 50. AD8539 Positive Overload Recovery

0.05

0

–0.05

–0.10

–0.15

–0.20

–0.25

–0.30

–0.35

7.5

INPUT VOLTAGE

6.5

AD8539

5.5

VSY = ±2.5V

AV = –50

4.5

3.5

2.5

1.5

OUTPUT VOLTAGE

0.5

–0.5

TIME (20µs/DIV)

Figure 51. AD8539 Negative Overload Recovery

Rev. B | Page 16 of 24

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