Datasheet

Data Sheet AD8428
Rev. A | Page 7 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
V
S
= ±15 V, V
REF
= 0 V, T
A
= 25°C, G = 2000, R
L
= 10 k, unless otherwise noted.
1200
1400
1600
1000
800
600
400
200
0
–40–60 –20 40 60200
HITS
V
OSI
(µV)
09731-003
N = 5170
MEAN = 2.12
SD = 7.332
Figure 3. Typical Distribution of Input Offset Voltage, V
S
= ±5 V
1400
1200
1000
800
600
400
200
0
–40–60 –20 40 60200
HITS
V
OSI
(µV)
09731-004
1600
N = 5169
MEAN = –2.57
SD = 7.31066
Figure 4. Typical Distribution of Input Offset Voltage, V
S
= ±15 V
1600
1400
1200
1000
800
600
400
200
0
–3 –2 –1 3120
HITS
V
OSI
DRIFT (µV/°C)
09731-005
N = 5166
MEAN = 0.398
SD = 0.42707
Figure 5. Typical Distribution of Input Offset Voltage Drift
1600
1400
1200
1000
800
600
400
200
0
–60 –40 –20 40 60200
HITS
I
BIAS
(nA)
09731-006
POSITIVE INPUT I
BIAS
NEGATIVE INPUT I
BIAS
N = 5171
MEAN = –10.8
SD = 6.67496
N = 5171
MEAN = –10.2
SD = 6.52901
Figure 6. Typical Distribution of Input Bias Current
1000
1200
1400
1600
800
600
400
200
0
–8 –6 –4 6 8042–2
HITS
I
OS
(nA)
09731-007
N = 5171
MEAN = –0.53
SD = 1.41655
Figure 7. Typical Distribution of Input Offset Current
1200
1400
1600
1000
800
600
400
200
0
–600 –400 200 400 6000–200
HITS
GAIN ERROR (µV/V)
09731-008
N = 3487
MEAN = –53.9
SD = 86.7774
Figure 8. Typical Distribution of Gain Error, Gain = 2000,
V
S
= ±15 V, R
L
= 10 kΩ