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