AD8432 datasheet(9/28 Pages) AD

部品番号	AD8432

部品情報	Dual-Channel Ultralow Noise Amplifier with Selectable Gain and Input Impedance

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AD8432

Rev. 0 | Page 9 of 28

0.1

1

10

100

FREQUENCY (MHz)

0.1

1

10

100

Figure 15. Output Impedance vs. Frequency in Disable Mode

0.1

1

10

1

10

100

1000

f = 1MHz

SOURCE RESISTANCE (

Ω)

RS THERMAL

NOISE ALONE

Figure 16. Input-Referred Voltage Noise vs. Source Resistance (RS)

1

10

100

1

10

100

1000

f = 1MHz

SOURCE RESISTANCE (

Ω)

G = 12.04dB

G = 18.06dB

G = 21.58dB

G = 24.08dB

Figure 17. Output-Referred Voltage Noise vs. Source Resistance (RS)

0.70

0.75

0.80

0.85

0.90

0.95

1.00

–50

–30

–10

10

30

50

70

90

TEMPERATURE (°C)

Figure 18. Input Voltage Noise vs. Temperature

2

4

6

8

10

12

14

16

–50

–30

–10

10

30

50

70

90

TEMPERATURE (°C)

G = 12.04dB

G = 18.06dB

G = 21.58dB

G = 24.08dB

Figure 19. Output Voltage Noise vs. Temperature

0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

0.01

0.1

1

10

100

FREQUENCY (MHz)

G = 24.08dB

G = 21.58dB

G = 18.06dB

G = 12.04dB

Figure 20. Input Voltage Noise vs. Frequency

同様の部品番号 - AD8432

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Analog Devices	AD8432	877Kb / 32P	Dual-Channel Ultralow Noise Amplifier Selectable Gain and Input Impedance
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