AD8420ARMZ-R7 datasheet(15/28 Pages) AD

15 / 28 page

Data Sheet

AD8420

Rev. 0 | Page 15 of 28

+VS

–VS

+0.6

+0.8

+0.4

+0.2

–0.6

–0.8

–0.4

–0.2

10k

100k

LOAD RESISTANCE (Ω)

–40°C

+25°C

+85°C

+125°C

VS = 5V

VREF = 2.5V

Figure 39. Output Voltage Swing vs. Load Resistance, VS = 5 V

+VS

–VS

+0.6

+0.8

+0.4

+0.2

–0.6

–0.8

–0.4

–0.2

0.1

OUTPUT CURRENT (mA)

–40°C

+25°C

+85°C

+125°C

VS = 5V

VREF = 2.5V

Figure 40. Output Voltage Swing vs. Load Resistance, VS = 5 V

–5

–10

–15

10k

100k

LOAD RESISTANCE (Ω)

–40°C

+25°C

+85°C

+125°C

Figure 41. Output Voltage Swing vs. Load Resistance, VS = ±15 V

+VS

–VS

–0.2

–0.4

–0.6

–0.8

+0.8

+0.6

+0.4

+0.2

0.1

OUTPUT CURRENT (mA)

–40°C

+25°C

+85°C

+125°C

Figure 42. Output Voltage Swing vs. Output Current, VS = ±15

100

0.1

100

10k

100k

FREQUENCY (Hz)

GAIN = 100

GAIN = 10

GAIN = 1

Figure 43. Voltage Noise Spectral Density vs. Frequency, RTI

0.4µV/DIV

1s/DIV

Figure 44. 0.1 Hz to 10 Hz RTI Voltage Noise, G = 1

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