AD8665/AD8666/AD8668

Rev. B | Page 7 of 16

Figure 13. Open-Loop Gain and Phase vs. Frequency

Figure 14. Closed-Loop Output Impedance vs. Frequency

Figure 15. Common-Mode Rejection Ratio vs. Frequency

Figure 16. Power Supply Rejection Ratio vs. Frequency

Figure 17. Voltage Noise Density vs. Frequency

Figure 18. 0.1 Hz to 10 Hz Voltage Noise

80

–20

1k

10M

FREQUENCY (Hz)

10k

100k

1M

60

40

20

0

0

225

45

90

135

180

VDD = 16V

RL = 2kΩ

CL = 10pF

ФM = 73°

GAIN

PHASE

1000

0.01

100

10M

FREQUENCY (Hz)

1k

10k

100k

1M

0.1

1

10

100

AV = +100

VDD = 16V

AV = +1

AV = +10

120

0

1k

4M

FREQUENCY (Hz)

10k

100k

1M

100

80

60

40

20

VDD = 16V

TA = 25°C

100

0

1k

4M

FREQUENCY (Hz)

10k

100k

1M

80

60

40

20

VDD = 16V

TA = 25°C

PSRR–

PSRR+

100

1

10

10k

FREQUENCY (Hz)

100

1k

10

VDD = 5V TO 16V

TA = 25°C

TIME (1s/DIV)

VDD = 5V TO 16V

TA = 25°C