ADA4895-2ARMZ-R7 datasheet(13/24 Pages) AD

Part #	ADA4895-2ARMZ-R7

Description	Low Power, 1 nV/?숰z, G ??10 Stable, Rail-to-Rail Output Amplifier

PDF	24 Pages

Scroll/Zoom	100%

Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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13 / 24 page

Data Sheet

ADA4895-2

Rev. 0 | Page 13 of 24

100

10k

100k

10M

100M

FREQUENCY (Hz)

VS = ±5V

G = +25.9

RF = 249Ω

RG = 10Ω

Figure 17. Input Voltage Noise vs. Frequency

–0.20

–0.15

–0.10

–0.05

0.05

0.10

0.15

0.20

TIME (5ns/DIV)

VS = ±1.5V

VS = ±2.5V

VS = ±5.0V

VOUT = 200mV p-p

Figure 18. Small Signal Transient Response for Various Supplies

VDRIFT (µV/°C)

–0.4 –0.3 –0.2 –0.1

0.1

0.2

0.3

0.4

0.5

0.6

AVERAGE = 154nV/°C

STANDARD DEVIATION = 184nV /°C

–40°C TO +125°C

Figure 19. Input Offset Voltage Drift Distribution

100

10k

100k

FREQUENCY (Hz)

RF = 10kΩ

RG = 1.1kΩ

Figure 20. Input Current Noise vs. Frequency

–0.20

–0.15

–0.10

–0.05

0.05

0.10

0.15

0.20

TIME (5ns/DIV)

VOUT = 200mV p-p

CL = 5.6pF

CL = 3.3pF

CL = 0pF

Figure 21. Small Signal Transient Response for Various Capacitive Loads

TIME (5ns/DIV)

–1.5

–1.0

–0.5

0.5

1.0

1.5

G = +10

G = +20

VOUT = 2V p-p

Figure 22. Large Signal Transient Response for Various Gains

ADA4895-2ARMZ-R7 Datasheet(PDF) 13 Page - Analog Devices

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