Datasheet

REV. A
AD8225
–7–
FREQUENCY – Hz
1000
100
0
1 10k10
VOLTAG E NOISE DENSITY – nV/ Hz
100 1k
TPC 7. Input Current Noise Spectral Density vs.
Frequency
100
90
10
0
1S
10
TIME – sec
5
NOISE – RTI – V
0
4
–4
–3
–2
–1
2
0
1
3
TPC 8. 0.1 Hz to 10 Hz Voltage Noise, RTI
100
90
10
0
10
TIME – sec
5
CURRENT NOISE – 2pA/div
0
–6
–4
–2
0
2
8
4
6
–8
1S
TPC 9. 0.1 Hz to 10 Hz Current Noise
FREQUENCY – Hz
130
110
30
1 100k10
CMR – dB
100 1k 10k
90
70
50
120
100
80
60
40
TPC 10. CMR vs. Frequency, RTI
TEMPERATURE – C
0.10
–0.10
–40 100–20
CMRR DRIFT – ppm/ C
020406080
0.08
–0.02
–0.04
–0.06
–0.08
0.04
0
0.06
0.02
TPC 11. CMRR vs. Temperature
OUTPUT VOLTAGE – V
15
–15
–15
15
–10
COMMON-MODE VOLTAGE – V
–5
0
5
10
10
5
0
–5
–10
V
S
= 15V
V
S
= 5V
TPC 12. CMV Range vs. V
OUT
, Dual Supplies