Datasheet

Data Sheet AD8420
Rev. 0 | Page 9 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
T = 25°C, +V
S
= 5 V, R
L
= 20 kΩ, unless otherwise noted.
700
600
500
400
300
200
100
0
–150 –100 –50 0 50 100 150
NUMBER OF HITS
V
OS
(µV)
MEAN: –34.8195
SD: 31.3406
09945-003
Figure 3. Typical Distribution of Input Offset Voltage
700
600
500
400
300
200
100
0
252423222120
NUMBER OF HITS
POSITIVE BIAS CURRENT (nA)
MEAN: 22.6643
SD: 0.6058
0
9945-004
Figure 4. Typical Distribution of Input Bias Current
1200
1000
800
600
400
200
0
–0.9 –0.6 –0.3 0 0.3 0.6 0.9
NUMBER OF HITS
OFFSET CURRENT (nA)
MEAN: 0.000646761
SD: 0.111551
09945-005
Figure 5. Typical Distribution of Input Offset Current
700
600
500
400
300
200
100
0
1086420
NUMBER OF HITS
CMRR, ±15V (µV/V)
09945-008
MEAN: 4.63764
SD: 1.09498
Figure 6. Typical Distribution of CMRR
NUMBER OF HITS
g
m2
POSITIVE BIAS CURRENT (nA)
09945-006
700
600
500
400
300
200
100
0
252423222120
MEAN: 22.706
SD: 0.615728
Figure 7. Typical Distribution of REF, FB Bias Current
1200
1000
800
600
400
200
0
–0.9 –0.6 –0.3 0 0.3 0.6 0.9
NUMBER OF HITS
g
m2
OFFSET CURRENT (nA)
09945-007
MEAN: 0.00144205
SD: 0.112088
Figure 8. Typical Distribution of REF, FB Offset Current