ADR440 Analog Devices, Inc., ADR440 Datasheet - Page 13

• Manufacturer Part Number: ADR440
• Description: Ultralow Noise, Ldo Xfet Voltage References With Current Sink And Source
• Manufacturer: Analog Devices, Inc.

1µV/DIV
50µV/DIV
50µV/DIV
Figure 28. ADR445 0.1 Hz to 10.0 Hz Voltage Noise
Figure 27. ADR441 10 Hz to 10 kHz Voltage Noise
Figure 29. ADR445 10 Hz to 10 kHz Voltage Noise
TIME = 1s/DIV
TIME = 1s/DIV
TIME = 1s/DIV
CH1 p-p
49µV
CH1 p-p
2.24µV
CH1 p-p
66µV
Rev. B | Page 13 of 20
ADR440/ADR441/ADR443/ADR444/ADR445
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
16
14
12
10
10
8
6
4
2
0
9
8
7
6
5
4
3
2
1
0
0
Figure 30. ADR441 Typical Output Voltage Hysteresis
10
Figure 32. Ripple Rejection Ratio vs. Frequency
Figure 31. Output Impedance vs. Frequency
100
100
1k
DEVIATION (ppm)
FREQUENCY (Hz)
FREQUENCY (Hz)
1k
10k
ADR443
10k
ADR445
100k
ADR441
100k
1M