AD820

REV. B

–9–

100

40

–20

10

100

10M

1M

100k

10k

1k

60

80

0

20

FREQUENCY – Hz

100

40

–20

60

80

0

20

GAIN

PHASE

Figure 15. Open-Loop Gain and Phase Margin vs.

Frequency

1k

100

0.01

100

1k

10M

1M

100k

10k

10

1

0.1

FREQUENCY – Hz

Figure 16. Output Impedance vs. Frequency

1%

1%

ERROR

0.01%

0.1%

16

–16

5.0

–8

–12

1.0

0.0

0

–4

4

8

12

4.0

3.0

2.0

SETTLING TIME –

s

Figure 17. Output Swing and Error vs. Settling Time

100

50

0

10

100

10M

1M

100k

10k

1k

60

70

80

90

10

20

30

40

FREQUENCY – Hz

AND

Figure 18. Common-Mode Rejection vs. Frequency

POSITIVE

RAIL

+125 C

+125 C

+25 C

NEGATIVE

RAIL

–55 C

COMMON-MODE VOLTAGE FROM SUPPLY RAILS – Volts

5

0

3

3

1

2

–1

4

2

1

0

–55 C

Figure 19. Absolute Common-Mode Error vs. Common-

1000

100

0

0.001

0.01

100

10

1

0.1

10

LOAD CURRENT – mA

Figure 20. Output Saturation Voltage vs Load Current

-